SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

Kratos Defense & Security Solutions, Inc. – ‘10-Q’ for 6/26/22 – ‘EX-101.CAL’

On:  Thursday, 8/4/22, at 4:18pm ET   ·   For:  6/26/22   ·   Accession #:  1069258-22-54   ·   File #:  1-34460

Previous ‘10-Q’:  ‘10-Q’ on 5/5/22 for 3/27/22   ·   Next:  ‘10-Q’ on 11/3/22 for 9/25/22   ·   Latest:  ‘10-Q/A’ on 2/21/24 for 3/26/23   ·   5 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

  As Of               Filer                 Filing    For·On·As Docs:Size

 8/04/22  Kratos Defense & Sec Solutio… Inc 10-Q        6/26/22   76:8M

Quarterly Report   —   Form 10-Q

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   1.65M 
 2: EX-10.1     Material Contract                                   HTML    153K 
 3: EX-31.1     Certification -- §302 - SOA'02                      HTML     25K 
 4: EX-31.2     Certification -- §302 - SOA'02                      HTML     25K 
 5: EX-32.1     Certification -- §906 - SOA'02                      HTML     21K 
 6: EX-32.2     Certification -- §906 - SOA'02                      HTML     21K 
12: R1          Cover                                               HTML     74K 
13: R2          Condensed Consolidated Balance Sheets               HTML    143K 
14: R3          Condensed Consolidated Balance Sheets               HTML     37K 
                (Parenthetical)                                                  
15: R4          Condensed Consolidated Statements of Operations     HTML    163K 
16: R5          Condensed Consolidated Statements of Comprehensive  HTML     47K 
                Income (Loss)                                                    
17: R6          Condensed Consolidated Statements of Stockholders?  HTML    109K 
                Equity                                                           
18: R7          Condensed Consolidated Statements of Cash Flows     HTML    147K 
19: R8          Summary of Significant Accounting Policies          HTML     30K 
20: R9          Acquisitions                                        HTML     55K 
21: R10         Revenue Recognition                                 HTML     99K 
22: R11         Discontinued Operations                             HTML     23K 
23: R12         Goodwill and Intangible Assets                      HTML     68K 
24: R13         Inventoried Costs                                   HTML     29K 
25: R14         Net Income (Loss) per Common Share                  HTML     24K 
26: R15         Leases                                              HTML    166K 
27: R16         Income Taxes                                        HTML     43K 
28: R17         Debt                                                HTML     52K 
29: R18         Segment Information                                 HTML     69K 
30: R19         Redeemable Noncontrolling Interest                  HTML     26K 
31: R20         Significant Customers                               HTML     23K 
32: R21         Commitments and Contingencies                       HTML     28K 
33: R22         Summary of Significant Accounting Policies          HTML     41K 
                (Policies)                                                       
34: R23         Acquisitions (Tables)                               HTML     46K 
35: R24         Revenue Recognition (Tables)                        HTML     80K 
36: R25         Goodwill and Intangible Assets (Tables)             HTML    105K 
37: R26         Inventoried Costs (Tables)                          HTML     30K 
38: R27         Leases (Tables)                                     HTML    108K 
39: R28         Income Taxes (Tables)                               HTML     39K 
40: R29         Debt (Tables)                                       HTML     47K 
41: R30         Segment Information (Tables)                        HTML     63K 
42: R31         Summary of Significant Accounting Policies          HTML     25K 
                (Details)                                                        
43: R32         Acquisitions - Narrative (Details)                  HTML     73K 
44: R33         Acquisitions - Assets Acquired and Liabilities      HTML     51K 
                Assumed (Details)                                                
45: R34         Acquisitions - Consideration Paid (Details)         HTML     31K 
46: R35         Revenue Recognition - Remaining Performance         HTML     32K 
                Obligations (Details)                                            
47: R36         Revenue Recognition - Contract Assets and           HTML     32K 
                Liabilities (Details)                                            
48: R37         Revenue Recognition - Narrative (Details)           HTML     43K 
49: R38         Revenue Recognition - Disaggregation of Revenue     HTML     52K 
                (Details)                                                        
50: R39         Discontinued Operations (Details)                   HTML     29K 
51: R40         Goodwill and Intangible Assets - Goodwill           HTML     34K 
                (Details)                                                        
52: R41         Goodwill and Intangible Assets - Purchased          HTML     56K 
                Intangible Assets (Details)                                      
53: R42         Inventoried Costs (Details)                         HTML     29K 
54: R43         Net Income (Loss) per Common Share (Details)        HTML     24K 
55: R44         Leases - Lease Expense (Details)                    HTML     37K 
56: R45         Leases - Supplemental Balance Sheet (Details)       HTML     41K 
57: R46         Leases - Cash Paid (Details)                        HTML     27K 
58: R47         Leases - Weighted Average (Details)                 HTML     39K 
59: R48         Leases - Maturities of Operating and Financing      HTML     59K 
                Lease Liabilities (Details)                                      
60: R49         Income Taxes - Income Tax Provision Reconciliation  HTML     34K 
                (Details)                                                        
61: R50         Income Taxes - Narrative (Details)                  HTML     29K 
62: R51         Debt - New Credit Facility (Details)                HTML    115K 
63: R52         Debt - Long-Term Debt and the Current Period        HTML     42K 
                Interest Rates (Details)                                         
64: R53         Debt - Future Long-Term Debt Principal Payments     HTML     42K 
                (Details)                                                        
65: R54         Debt - Issuance of 6.5% Senior Secured Notes due    HTML     31K 
                2025 (Details)                                                   
66: R55         Debt - Other Indebtedness (Details)                 HTML     41K 
67: R56         Debt - Fair Value of Long-term Debt (Details)       HTML     28K 
68: R57         Segment Information - Narrative (Details)           HTML     26K 
69: R58         Segment Information - Schedule of Segment           HTML     57K 
                Revenues, Depreciation and Amortization, and                     
                Operating (Loss) (Details)                                       
70: R59         Redeemable Noncontrolling Interest (Details)        HTML     42K 
71: R60         Significant Customers (Details)                     HTML     37K 
74: XML         IDEA XML File -- Filing Summary                      XML    131K 
72: XML         XBRL Instance -- ktos-20220626_htm                   XML   2.07M 
73: EXCEL       IDEA Workbook of Financial Reports                  XLSX    128K 
 8: EX-101.CAL  XBRL Calculations -- ktos-20220626_cal               XML    261K 
 9: EX-101.DEF  XBRL Definitions -- ktos-20220626_def                XML    510K 
10: EX-101.LAB  XBRL Labels -- ktos-20220626_lab                     XML   1.46M 
11: EX-101.PRE  XBRL Presentations -- ktos-20220626_pre              XML    876K 
 7: EX-101.SCH  XBRL Schema -- ktos-20220626                         XSD    133K 
75: JSON        XBRL Instance as JSON Data -- MetaLinks              385±   583K 
76: ZIP         XBRL Zipped Folder -- 0001069258-22-000054-xbrl      Zip    407K 


‘EX-101.CAL’   —   XBRL Calculations — ktos-20220626_cal


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL Document Created with Wdesk from Workiva -->
<!-- Copyright 2022 Workiva -->
<!-- r:f42bc7ed-7f65-49a8-84df-2b4c8138c469,g:d9920d86-5239-4c03-8681-09db6779bc69 -->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:roleRef roleURI="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="ktos-20220626.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETS"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_72ed6036-bb81-4b4d-b85a-2a7de989dd7a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_c30a56fd-0252-4a1c-b82f-66501bf1e18d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockValue"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_72ed6036-bb81-4b4d-b85a-2a7de989dd7a" xlink:to="loc_us-gaap_PreferredStockValue_c30a56fd-0252-4a1c-b82f-66501bf1e18d" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_32dd5eba-eaf6-4b6d-a2d9-7c73a4b88994" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockValue"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_72ed6036-bb81-4b4d-b85a-2a7de989dd7a" xlink:to="loc_us-gaap_CommonStockValue_32dd5eba-eaf6-4b6d-a2d9-7c73a4b88994" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_e61271c9-5a2b-41a3-85c1-7de1851c555d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_72ed6036-bb81-4b4d-b85a-2a7de989dd7a" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_e61271c9-5a2b-41a3-85c1-7de1851c555d" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_9d02223b-19ea-4168-b6d5-7b50e2d96308" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_72ed6036-bb81-4b4d-b85a-2a7de989dd7a" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_9d02223b-19ea-4168-b6d5-7b50e2d96308" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_128629f0-11d4-4e0c-aa21-78266cdceee7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_72ed6036-bb81-4b4d-b85a-2a7de989dd7a" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_128629f0-11d4-4e0c-aa21-78266cdceee7" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_0b99bbb1-5e46-4dcd-b1c1-36621f3ffb30" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_2135e283-9e0f-48ab-984b-48e2c4731a39" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsCurrent"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_0b99bbb1-5e46-4dcd-b1c1-36621f3ffb30" xlink:to="loc_us-gaap_AssetsCurrent_2135e283-9e0f-48ab-984b-48e2c4731a39" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_c31c61e6-974e-4274-9e6e-11c74a00068a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_0b99bbb1-5e46-4dcd-b1c1-36621f3ffb30" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_c31c61e6-974e-4274-9e6e-11c74a00068a" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_b63109ad-5e3f-4dc5-9602-98609b3d87bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_0b99bbb1-5e46-4dcd-b1c1-36621f3ffb30" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_b63109ad-5e3f-4dc5-9602-98609b3d87bd" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_4b5ce29e-923c-45b4-a43a-b1b49b34d09f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_0b99bbb1-5e46-4dcd-b1c1-36621f3ffb30" xlink:to="loc_us-gaap_Goodwill_4b5ce29e-923c-45b4-a43a-b1b49b34d09f" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a8ffe5ee-9d60-473a-8959-503caf2df4c9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_0b99bbb1-5e46-4dcd-b1c1-36621f3ffb30" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_a8ffe5ee-9d60-473a-8959-503caf2df4c9" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_3087820e-7ac0-48f2-82a3-d96f0820ff42" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsNoncurrent"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_0b99bbb1-5e46-4dcd-b1c1-36621f3ffb30" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_3087820e-7ac0-48f2-82a3-d96f0820ff42" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_003719bb-13e1-4db9-ab19-8d66166a1268" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsCurrent"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_27af0416-2398-4c95-a334-c32da5415438" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_003719bb-13e1-4db9-ab19-8d66166a1268" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_27af0416-2398-4c95-a334-c32da5415438" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_c97d0702-ec22-45f4-962d-e8b272a30ce6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsReceivableNetCurrent"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_003719bb-13e1-4db9-ab19-8d66166a1268" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_c97d0702-ec22-45f4-962d-e8b272a30ce6" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnbilledReceivablesCurrent_a6478bfc-319c-49be-bf01-ed6fe5da18d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnbilledReceivablesCurrent"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_003719bb-13e1-4db9-ab19-8d66166a1268" xlink:to="loc_us-gaap_UnbilledReceivablesCurrent_a6478bfc-319c-49be-bf01-ed6fe5da18d8" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_cf396e33-4c4c-47e7-9df7-85e63e315f5c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_003719bb-13e1-4db9-ab19-8d66166a1268" xlink:to="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_cf396e33-4c4c-47e7-9df7-85e63e315f5c" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseCurrent_7ce57a6d-8375-4022-bf8b-a1728806b858" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PrepaidExpenseCurrent"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_003719bb-13e1-4db9-ab19-8d66166a1268" xlink:to="loc_us-gaap_PrepaidExpenseCurrent_7ce57a6d-8375-4022-bf8b-a1728806b858" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_0a6903f4-e348-4f3d-998e-6c1390ccad8c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsCurrent"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_003719bb-13e1-4db9-ab19-8d66166a1268" xlink:to="loc_us-gaap_OtherAssetsCurrent_0a6903f4-e348-4f3d-998e-6c1390ccad8c" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_4f1b9897-768b-419c-a621-bb7cd113398c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_60cff169-71e7-456f-87e1-15c470f7884e" xlink:href="ktos-20220626.xsd#ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4f1b9897-768b-419c-a621-bb7cd113398c" xlink:to="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_60cff169-71e7-456f-87e1-15c470f7884e" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_59b5ba42-1c06-48bd-8e31-ef0fba642395" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtNoncurrent"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4f1b9897-768b-419c-a621-bb7cd113398c" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_59b5ba42-1c06-48bd-8e31-ef0fba642395" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_bcdd7c1c-40fd-4652-bbe4-94191c952dc4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4f1b9897-768b-419c-a621-bb7cd113398c" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_bcdd7c1c-40fd-4652-bbe4-94191c952dc4" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_23aa0b8f-a575-49db-93e3-f27158518f8a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4f1b9897-768b-419c-a621-bb7cd113398c" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_23aa0b8f-a575-49db-93e3-f27158518f8a" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_e09a8679-0494-44b0-96c6-bb5a8905a5bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_4f1b9897-768b-419c-a621-bb7cd113398c" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent_e09a8679-0494-44b0-96c6-bb5a8905a5bd" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_58b57289-0d74-48dd-89a3-630eb542e338" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_3f0278a1-0255-4220-89e6-28345d4cb223" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_58b57289-0d74-48dd-89a3-630eb542e338" xlink:to="loc_us-gaap_Liabilities_3f0278a1-0255-4220-89e6-28345d4cb223" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0addeb1a-0b76-4327-8030-78c0a80636d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_58b57289-0d74-48dd-89a3-630eb542e338" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0addeb1a-0b76-4327-8030-78c0a80636d6" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_e74fc6b4-b7e9-478f-a1d5-8e16475cc2f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingencies"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_58b57289-0d74-48dd-89a3-630eb542e338" xlink:to="loc_us-gaap_CommitmentsAndContingencies_e74fc6b4-b7e9-478f-a1d5-8e16475cc2f3" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_b9e3e7f9-9831-4ae0-9c14-839518d5f852" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_58b57289-0d74-48dd-89a3-630eb542e338" xlink:to="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_b9e3e7f9-9831-4ae0-9c14-839518d5f852" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:href="ktos-20220626.xsd#ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_101fc7ae-436b-47b8-bdd3-d6fe325edfd3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsPayableCurrent"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_us-gaap_AccountsPayableCurrent_101fc7ae-436b-47b8-bdd3-d6fe325edfd3" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_7611586a-56eb-4e58-b7f1-2ec6fb8154f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_7611586a-56eb-4e58-b7f1-2ec6fb8154f1" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_e94cd15a-6d0b-4d39-ae9e-6672b906ecb7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_e94cd15a-6d0b-4d39-ae9e-6672b906ecb7" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrent_abd7eeac-1240-4bac-a787-9dc3daa8b033" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestPayableCurrent"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_us-gaap_InterestPayableCurrent_abd7eeac-1240-4bac-a787-9dc3daa8b033" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_BillingsInExcessOfCost1_7233f260-da2c-486e-a88f-f683e2cc2c25" xlink:href="ktos-20220626.xsd#ktos_BillingsInExcessOfCost1"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_ktos_BillingsInExcessOfCost1_7233f260-da2c-486e-a88f-f683e2cc2c25" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_9db543ee-27c3-4cd2-9378-937e188b1ae3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_9db543ee-27c3-4cd2-9378-937e188b1ae3" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_0a4ca4e4-eb16-4bd5-86f6-2c4a0161c1dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesCurrent"/>
<link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_0a4ca4e4-eb16-4bd5-86f6-2c4a0161c1dc" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_b55f6217-6d1b-4e0d-8d34-c1ab3d6e09d2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent"/>
<link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_LiabilitiesCurrentIncludingDeferredIncomeTaxLiabilitiesNet_3b2105d9-763b-430f-80f3-584d4cc7f85f" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_b55f6217-6d1b-4e0d-8d34-c1ab3d6e09d2" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="ktos-20220626.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_b4c2c28d-3cdd-4160-870f-c23c65d27919" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GrossProfit"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_411d2492-01c8-4873-a945-b409e0b80884" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_b4c2c28d-3cdd-4160-870f-c23c65d27919" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_411d2492-01c8-4873-a945-b409e0b80884" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_777e2c9e-37d2-4944-8118-dccee42aff18" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_b4c2c28d-3cdd-4160-870f-c23c65d27919" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_777e2c9e-37d2-4944-8118-dccee42aff18" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_65c1e0a1-941e-435b-873b-63d3c5ff63a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_76bde5fe-04f5-49cb-9905-80b60af35577" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_65c1e0a1-941e-435b-873b-63d3c5ff63a8" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_76bde5fe-04f5-49cb-9905-80b60af35577" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_af2e6dbb-4924-476a-b8cb-0cdc10bd29e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_65c1e0a1-941e-435b-873b-63d3c5ff63a8" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_af2e6dbb-4924-476a-b8cb-0cdc10bd29e2" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_fea00109-e317-4afc-b70b-fab3d14a6fa8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_6032469a-8bbb-408a-8e8c-23eab8f0e8bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_fea00109-e317-4afc-b70b-fab3d14a6fa8" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_6032469a-8bbb-408a-8e8c-23eab8f0e8bf" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_78225f6a-765c-4a85-95ec-44193f42b164" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_fea00109-e317-4afc-b70b-fab3d14a6fa8" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_78225f6a-765c-4a85-95ec-44193f42b164" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_4c58a2db-4a5b-4361-bc6d-b91c7765de59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_3388680a-0bfa-4363-83c1-cce077e8183c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_4c58a2db-4a5b-4361-bc6d-b91c7765de59" xlink:to="loc_us-gaap_ProfitLoss_3388680a-0bfa-4363-83c1-cce077e8183c" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_e345d985-7563-48db-a0b4-8783ea617931" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_4c58a2db-4a5b-4361-bc6d-b91c7765de59" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_e345d985-7563-48db-a0b4-8783ea617931" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_50943536-39eb-4b79-8627-3487077025bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingIncomeLoss"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_98219aaa-cfa9-4a9b-9dce-3d709a04abc8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GrossProfit"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_50943536-39eb-4b79-8627-3487077025bb" xlink:to="loc_us-gaap_GrossProfit_98219aaa-cfa9-4a9b-9dce-3d709a04abc8" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_278e9c73-9ec7-422a-9ada-58025d625330" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_50943536-39eb-4b79-8627-3487077025bb" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_278e9c73-9ec7-422a-9ada-58025d625330" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_670696ef-5347-4739-b6e2-be978628f3ea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
<link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_50943536-39eb-4b79-8627-3487077025bb" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionRelatedCosts_670696ef-5347-4739-b6e2-be978628f3ea" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_cb683d97-1c43-4376-a140-334b1a5b7fe3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
<link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_50943536-39eb-4b79-8627-3487077025bb" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_cb683d97-1c43-4376-a140-334b1a5b7fe3" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_ImpairmentChargesAndAdjustmentsToUnusedOfficeSpaceLiability_2174e301-ab9b-4438-a17a-733764733d16" xlink:href="ktos-20220626.xsd#ktos_ImpairmentChargesAndAdjustmentsToUnusedOfficeSpaceLiability"/>
<link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_50943536-39eb-4b79-8627-3487077025bb" xlink:to="loc_ktos_ImpairmentChargesAndAdjustmentsToUnusedOfficeSpaceLiability_2174e301-ab9b-4438-a17a-733764733d16" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_5234e31b-81fe-49c5-88e2-f7c1e3f46187" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_840e73c7-ed5c-4579-b5a2-1d03bc63fe2f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_5234e31b-81fe-49c5-88e2-f7c1e3f46187" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_840e73c7-ed5c-4579-b5a2-1d03bc63fe2f" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_846c2155-bc0c-4b4e-81b7-c329eac6b37f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_5234e31b-81fe-49c5-88e2-f7c1e3f46187" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_846c2155-bc0c-4b4e-81b7-c329eac6b37f" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_71d23b4e-5e41-4b6b-9736-a081f1e3ccca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTaxPerBasicShare_c4ecace6-4902-4a93-b397-45f940eb53bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTaxPerBasicShare"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareBasic_71d23b4e-5e41-4b6b-9736-a081f1e3ccca" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTaxPerBasicShare_c4ecace6-4902-4a93-b397-45f940eb53bc" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_b3c04966-ac2f-4183-9143-96a48afa94f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareBasic_71d23b4e-5e41-4b6b-9736-a081f1e3ccca" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_b3c04966-ac2f-4183-9143-96a48afa94f9" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_5f5d9b55-950f-43b1-843e-b0a841d0ed97" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_603253af-1a02-4a8a-b7b8-c8e094cbafd9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareDiluted_5f5d9b55-950f-43b1-843e-b0a841d0ed97" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_603253af-1a02-4a8a-b7b8-c8e094cbafd9" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_4aeda433-947a-49cb-985a-c0114d54922f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_EarningsPerShareDiluted_5f5d9b55-950f-43b1-843e-b0a841d0ed97" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_4aeda433-947a-49cb-985a-c0114d54922f" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_c7c47221-fbbc-44d1-b079-fb01e58f121e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NonoperatingIncomeExpense"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_f1f93d1c-7c18-4cb3-9f77-4c467b8a784d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_c7c47221-fbbc-44d1-b079-fb01e58f121e" xlink:to="loc_us-gaap_InterestIncomeExpenseNonoperatingNet_f1f93d1c-7c18-4cb3-9f77-4c467b8a784d" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_32710ef0-b0e6-49a9-a802-44705d443771" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_c7c47221-fbbc-44d1-b079-fb01e58f121e" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_32710ef0-b0e6-49a9-a802-44705d443771" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_d3cd16bd-de6e-45aa-b2b7-b4c31b7cadb0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_c7c47221-fbbc-44d1-b079-fb01e58f121e" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_d3cd16bd-de6e-45aa-b2b7-b4c31b7cadb0" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_973509f8-1eb0-4f0f-86bf-51a054acdae2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_b499dd02-80f0-41e3-a6a7-cef830e99b21" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingIncomeLoss"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_973509f8-1eb0-4f0f-86bf-51a054acdae2" xlink:to="loc_us-gaap_OperatingIncomeLoss_b499dd02-80f0-41e3-a6a7-cef830e99b21" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_aabf77ea-fb47-438b-b953-2d22bb49cdfc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NonoperatingIncomeExpense"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_973509f8-1eb0-4f0f-86bf-51a054acdae2" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_aabf77ea-fb47-438b-b953-2d22bb49cdfc" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="simple" xlink:href="ktos-20220626.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_8f1b9520-3e52-401d-97f0-04408fcdfb57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_4e6afaae-0e38-4bff-87da-2e0bce307bdb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_8f1b9520-3e52-401d-97f0-04408fcdfb57" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_4e6afaae-0e38-4bff-87da-2e0bce307bdb" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_4e4ea338-8e0f-4a54-9dfa-871623d9b0fe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_8f1b9520-3e52-401d-97f0-04408fcdfb57" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_4e4ea338-8e0f-4a54-9dfa-871623d9b0fe" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_57f58860-c4f9-4036-a61f-8ed6541f4ba5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_88355080-b5f3-42d9-9576-9e4cf5a8ae8f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_57f58860-c4f9-4036-a61f-8ed6541f4ba5" xlink:to="loc_us-gaap_ProfitLoss_88355080-b5f3-42d9-9576-9e4cf5a8ae8f" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_4de035fb-8a52-461f-8da0-1b3878d6b119" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_57f58860-c4f9-4036-a61f-8ed6541f4ba5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_4de035fb-8a52-461f-8da0-1b3878d6b119" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="ktos-20220626.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_d5d8d7b5-86f9-451d-a998-e5f9cfc147ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInContinuingOperations"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_0326730c-a5b0-4034-96e3-565b5bc7b744" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_d5d8d7b5-86f9-451d-a998-e5f9cfc147ed" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_0326730c-a5b0-4034-96e3-565b5bc7b744" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7f08dd36-e500-447c-9865-565f8ae82407" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_d5d8d7b5-86f9-451d-a998-e5f9cfc147ed" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_7f08dd36-e500-447c-9865-565f8ae82407" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_15634f87-0335-4828-8938-8631eea013f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_d5d8d7b5-86f9-451d-a998-e5f9cfc147ed" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_15634f87-0335-4828-8938-8631eea013f7" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_49356f9f-4e0e-4df7-85c7-c72f3a3b1fce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable_49356f9f-4e0e-4df7-85c7-c72f3a3b1fce" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_2b9cda25-3a58-408a-b51d-62bc8f51f3de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_2b9cda25-3a58-408a-b51d-62bc8f51f3de" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_c740d978-0c25-4567-bf47-79aad7a78bda" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_c740d978-0c25-4567-bf47-79aad7a78bda" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_712d01a7-560c-43ee-ae88-0e19b9f13c93" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
<link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_712d01a7-560c-43ee-ae88-0e19b9f13c93" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_20fa7cbc-f6d4-4fa9-a682-8f62074b180a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensation"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_ShareBasedCompensation_20fa7cbc-f6d4-4fa9-a682-8f62074b180a" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_9f0cef49-921f-4243-a9bc-c4bf6670c7e0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_9f0cef49-921f-4243-a9bc-c4bf6670c7e0" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_457cef19-c735-4e78-a0a0-b37536ac3e01" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
<link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_457cef19-c735-4e78-a0a0-b37536ac3e01" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_2f972089-da48-4072-b0e0-612bd08e0803" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet"/>
<link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_2f972089-da48-4072-b0e0-612bd08e0803" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_73cf61ab-461a-4e89-9dfd-529588c459bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
<link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_73cf61ab-461a-4e89-9dfd-529588c459bf" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_6c9f3cdd-fc35-4559-91f0-c01fa880143e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
<link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_6c9f3cdd-fc35-4559-91f0-c01fa880143e" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfDeferredCharges_0896a70f-69c8-4d00-8b94-800269b0216c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfDeferredCharges"/>
<link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_AmortizationOfDeferredCharges_0896a70f-69c8-4d00-8b94-800269b0216c" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_df2927f1-aba9-4fa9-a9e9-275b60162792" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
<link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_df2927f1-aba9-4fa9-a9e9-275b60162792" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_00b49b4e-7988-4667-b4de-396024a70760" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInInventories"/>
<link:calculationArc order="13" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_00b49b4e-7988-4667-b4de-396024a70760" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_5b66f6da-4231-4219-b92f-9f02961920f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
<link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_5b66f6da-4231-4219-b92f-9f02961920f2" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_0f7a499f-c7cd-4a57-a2f5-b1fcac08565c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
<link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_0f7a499f-c7cd-4a57-a2f5-b1fcac08565c" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_e14a4895-6df7-4f17-a280-7d84ac064e86" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:calculationArc order="16" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_e14a4895-6df7-4f17-a280-7d84ac064e86" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationSettlementExpense_abe36015-bbc8-44fb-a4cd-261a1d2fa68b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LitigationSettlementExpense"/>
<link:calculationArc order="17" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_LitigationSettlementExpense_abe36015-bbc8-44fb-a4cd-261a1d2fa68b" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_65e2c44e-d38b-4673-ad3c-2d3aaff70b39" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
<link:calculationArc order="18" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_65e2c44e-d38b-4673-ad3c-2d3aaff70b39" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_OperatingAndFinanceLeaseRightofUseAssetAmortization_84032e43-0872-4712-8742-3de5df239403" xlink:href="ktos-20220626.xsd#ktos_OperatingAndFinanceLeaseRightofUseAssetAmortization"/>
<link:calculationArc order="19" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_ktos_OperatingAndFinanceLeaseRightofUseAssetAmortization_84032e43-0872-4712-8742-3de5df239403" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_1c68222c-7219-4a30-b4d9-d2b47ccdf10c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities"/>
<link:calculationArc order="20" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_1c68222c-7219-4a30-b4d9-d2b47ccdf10c" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_IncreaseDecreaseInOperatingLeaseLiabilities_c46a5c5d-9b23-43e3-bae5-9aa937d54cbe" xlink:href="ktos-20220626.xsd#ktos_IncreaseDecreaseInOperatingLeaseLiabilities"/>
<link:calculationArc order="21" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_684d37d8-d8c7-40d6-82cc-efd9a6d7351e" xlink:to="loc_ktos_IncreaseDecreaseInOperatingLeaseLiabilities_c46a5c5d-9b23-43e3-bae5-9aa937d54cbe" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_61ab5885-12e5-4022-9eed-27584f68c608" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_06cee864-2a10-433c-a895-0719984d913b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
<link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_61ab5885-12e5-4022-9eed-27584f68c608" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_06cee864-2a10-433c-a895-0719984d913b" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_8ea32b5d-c562-45d5-b7cd-b5b324e1cb98" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_61ab5885-12e5-4022-9eed-27584f68c608" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_8ea32b5d-c562-45d5-b7cd-b5b324e1cb98" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_09914e86-33fc-420b-9e75-a0abea5367e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_61ab5885-12e5-4022-9eed-27584f68c608" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_09914e86-33fc-420b-9e75-a0abea5367e9" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a24a5704-ddd6-41f3-a651-21f862359d83" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_4cf526dd-219c-43e4-ae00-66c6860c8e33" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInContinuingOperations"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a24a5704-ddd6-41f3-a651-21f862359d83" xlink:to="loc_us-gaap_NetCashProvidedByUsedInContinuingOperations_4cf526dd-219c-43e4-ae00-66c6860c8e33" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_20b54f4a-50d0-44aa-95b2-e4a843ed54dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a24a5704-ddd6-41f3-a651-21f862359d83" xlink:to="loc_us-gaap_CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations_20b54f4a-50d0-44aa-95b2-e4a843ed54dd" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_cfcd4d71-b1bf-4a1e-97af-b0b5d84c2313" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a24a5704-ddd6-41f3-a651-21f862359d83" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_cfcd4d71-b1bf-4a1e-97af-b0b5d84c2313" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_d4a7636a-8979-41ba-a1f2-a95e8032b846" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
<link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_d4a7636a-8979-41ba-a1f2-a95e8032b846" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_d1903931-b83e-4c37-952c-831fd6bf00c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_d1903931-b83e-4c37-952c-831fd6bf00c7" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_CreditAgreementBorrowings_dc467a31-a95b-4dca-a80b-cb990e02cf68" xlink:href="ktos-20220626.xsd#ktos_CreditAgreementBorrowings"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:to="loc_ktos_CreditAgreementBorrowings_dc467a31-a95b-4dca-a80b-cb990e02cf68" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_119347f3-a8ff-471a-b7f4-e187d3334fe0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
<link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_119347f3-a8ff-471a-b7f4-e187d3334fe0" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_a783872a-48c0-41e0-94c3-6f352f780869" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfDebt"/>
<link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:to="loc_us-gaap_RepaymentsOfDebt_a783872a-48c0-41e0-94c3-6f352f780869" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_b1e7667f-3197-4fc9-807a-5b651720d1fe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_b1e7667f-3197-4fc9-807a-5b651720d1fe" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_18134902-2c94-411b-9b44-2874935cae7b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
<link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_22334f3d-1c12-45eb-84c3-945891e5b682" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_18134902-2c94-411b-9b44-2874935cae7b" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/AcquisitionsAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#AcquisitionsAssetsAcquiredandLiabilitiesAssumedDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/AcquisitionsAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_509245e9-4fac-43b3-8da7-a1132c028043" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_509245e9-4fac-43b3-8da7-a1132c028043" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_2ddacabf-450c-464f-bf04-91612ad81582" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_2ddacabf-450c-464f-bf04-91612ad81582" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_bc3ff231-8db5-40f9-9a57-8a9c4cb45eff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_bc3ff231-8db5-40f9-9a57-8a9c4cb45eff" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_b59f076b-78bb-477b-851e-a55564146f4d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_b59f076b-78bb-477b-851e-a55564146f4d" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_24f36d6a-833d-43af-b0b9-ede190731901" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_24f36d6a-833d-43af-b0b9-ede190731901" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsUnbilledReceivables_cc9009c9-f008-4fe3-af20-7fab8fc0cac9" xlink:href="ktos-20220626.xsd#ktos_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsUnbilledReceivables"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:to="loc_ktos_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCurrentAssetsUnbilledReceivables_cc9009c9-f008-4fe3-af20-7fab8fc0cac9" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_01b0b44b-ad99-4989-82aa-04b519c05d40" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets"/>
<link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_a7c59111-8de3-498d-bebd-e03289e5d724" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_01b0b44b-ad99-4989-82aa-04b519c05d40" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_10192c8e-1b78-49e1-b8d4-9210da5a2e82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_f09eb16c-5830-4204-84c7-9ebc2667ff63" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
<link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_10192c8e-1b78-49e1-b8d4-9210da5a2e82" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_f09eb16c-5830-4204-84c7-9ebc2667ff63" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_c33afac0-745f-4e1f-90e2-ab52f090ec72" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_10192c8e-1b78-49e1-b8d4-9210da5a2e82" xlink:to="loc_us-gaap_Goodwill_c33afac0-745f-4e1f-90e2-ab52f090ec72" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_ca448e27-2dc0-4bda-b619-98dbe2fd173c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_10192c8e-1b78-49e1-b8d4-9210da5a2e82" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_ca448e27-2dc0-4bda-b619-98dbe2fd173c" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/AcquisitionsConsiderationPaidDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#AcquisitionsConsiderationPaidDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/AcquisitionsConsiderationPaidDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_09c6c1d9-95f4-464d-b5c0-6b30655d911d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationConsiderationTransferred1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAcquiredFromAcquisition_a7d7bea7-10ee-4b07-96a4-ecdfbd8d2f26" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAcquiredFromAcquisition"/>
<link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferred1_09c6c1d9-95f4-464d-b5c0-6b30655d911d" xlink:to="loc_us-gaap_CashAcquiredFromAcquisition_a7d7bea7-10ee-4b07-96a4-ecdfbd8d2f26" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_33390881-6c8f-4981-8a96-4dca55c185a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireBusinessesGross"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferred1_09c6c1d9-95f4-464d-b5c0-6b30655d911d" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_33390881-6c8f-4981-8a96-4dca55c185a4" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_41a6294e-5d66-44eb-b9ec-134ad780b33e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationConsiderationTransferred1_09c6c1d9-95f4-464d-b5c0-6b30655d911d" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_41a6294e-5d66-44eb-b9ec-134ad780b33e" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/RevenueRecognitionContractAssetsandLiabilitiesDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#RevenueRecognitionContractAssetsandLiabilitiesDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/RevenueRecognitionContractAssetsandLiabilitiesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_ktos_ContractWithCustomerAssetLiabilityNetIncreaseDecrease_d0fcc15c-fc93-4147-a121-fe19672f6cc5" xlink:href="ktos-20220626.xsd#ktos_ContractWithCustomerAssetLiabilityNetIncreaseDecrease"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_ContractWithCustomerAssetIncreaseDecrease_52c087c9-e436-4f6f-86b1-67f20f04ddd0" xlink:href="ktos-20220626.xsd#ktos_ContractWithCustomerAssetIncreaseDecrease"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_ContractWithCustomerAssetLiabilityNetIncreaseDecrease_d0fcc15c-fc93-4147-a121-fe19672f6cc5" xlink:to="loc_ktos_ContractWithCustomerAssetIncreaseDecrease_52c087c9-e436-4f6f-86b1-67f20f04ddd0" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_ContractWithCustomerLiabilityIncreaseDecrease_f540fa4c-6657-4cdf-a838-f2a0630ec3ba" xlink:href="ktos-20220626.xsd#ktos_ContractWithCustomerLiabilityIncreaseDecrease"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_ContractWithCustomerAssetLiabilityNetIncreaseDecrease_d0fcc15c-fc93-4147-a121-fe19672f6cc5" xlink:to="loc_ktos_ContractWithCustomerLiabilityIncreaseDecrease_f540fa4c-6657-4cdf-a838-f2a0630ec3ba" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_ContractWithCustomerAssetLiabilityNet_74eb8183-e16b-4985-9da2-ac042e10904b" xlink:href="ktos-20220626.xsd#ktos_ContractWithCustomerAssetLiabilityNet"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNet_78ec40b1-c3a0-443c-866e-51a9e8d0c41e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerAssetNet"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_ContractWithCustomerAssetLiabilityNet_74eb8183-e16b-4985-9da2-ac042e10904b" xlink:to="loc_us-gaap_ContractWithCustomerAssetNet_78ec40b1-c3a0-443c-866e-51a9e8d0c41e" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiability_4e948f93-86c7-4152-8b99-5cfd03973461" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiability"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_ContractWithCustomerAssetLiabilityNet_74eb8183-e16b-4985-9da2-ac042e10904b" xlink:to="loc_us-gaap_ContractWithCustomerLiability_4e948f93-86c7-4152-8b99-5cfd03973461" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/GoodwillandIntangibleAssetsGoodwillDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#GoodwillandIntangibleAssetsGoodwillDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/GoodwillandIntangibleAssetsGoodwillDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_52dbb319-2b6b-45d1-a99a-c17524797ef4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillGross_fe4db2ee-377e-488a-a6df-60616fdfb300" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillGross"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Goodwill_52dbb319-2b6b-45d1-a99a-c17524797ef4" xlink:to="loc_us-gaap_GoodwillGross_fe4db2ee-377e-488a-a6df-60616fdfb300" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_771780f5-b353-48df-850a-d3f43d20aab0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillImpairedAccumulatedImpairmentLoss"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Goodwill_52dbb319-2b6b-45d1-a99a-c17524797ef4" xlink:to="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_771780f5-b353-48df-850a-d3f43d20aab0" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/GoodwillandIntangibleAssetsPurchasedIntangibleAssetsDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#GoodwillandIntangibleAssetsPurchasedIntangibleAssetsDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/GoodwillandIntangibleAssetsPurchasedIntangibleAssetsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_7aec5ffb-1c71-4800-a02b-c6ffb1404a20" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_IntangibleAssetsExcludingGoodwillGross_0b30ed24-ce87-43bc-be28-69afd6b6ad32" xlink:href="ktos-20220626.xsd#ktos_IntangibleAssetsExcludingGoodwillGross"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_7aec5ffb-1c71-4800-a02b-c6ffb1404a20" xlink:to="loc_ktos_IntangibleAssetsExcludingGoodwillGross_0b30ed24-ce87-43bc-be28-69afd6b6ad32" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_781b1474-fd00-4154-823c-80b35b080edb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_7aec5ffb-1c71-4800-a02b-c6ffb1404a20" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_781b1474-fd00-4154-823c-80b35b080edb" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_00ff98d7-f21a-48bf-8886-321db53dc4cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_8d381fbe-77e3-4996-9009-ad30402829b3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_00ff98d7-f21a-48bf-8886-321db53dc4cd" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_8d381fbe-77e3-4996-9009-ad30402829b3" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_fe861673-e1c4-4786-817f-3dc13cd8c3a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_00ff98d7-f21a-48bf-8886-321db53dc4cd" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_fe861673-e1c4-4786-817f-3dc13cd8c3a5" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_IntangibleAssetsExcludingGoodwillGross_7369bf28-ced9-45ee-b39f-7b0237c71fd2" xlink:href="ktos-20220626.xsd#ktos_IntangibleAssetsExcludingGoodwillGross"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_afa6f52d-024c-4022-ad4a-98148785f6db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_IntangibleAssetsExcludingGoodwillGross_7369bf28-ced9-45ee-b39f-7b0237c71fd2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_afa6f52d-024c-4022-ad4a-98148785f6db" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_4612f695-6ca1-4b1f-99f1-4a8681af622b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_ktos_IntangibleAssetsExcludingGoodwillGross_7369bf28-ced9-45ee-b39f-7b0237c71fd2" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_4612f695-6ca1-4b1f-99f1-4a8681af622b" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/GoodwillandIntangibleAssetsPurchasedIntangibleAssetsDetails_1" xlink:type="simple" xlink:href="ktos-20220626.xsd#GoodwillandIntangibleAssetsPurchasedIntangibleAssetsDetails_1"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/GoodwillandIntangibleAssetsPurchasedIntangibleAssetsDetails_1" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_17d78bb0-040c-4aa5-80ee-de683a29cdfa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6023f8ec-b9ec-476c-876f-3b18ce865bde" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_17d78bb0-040c-4aa5-80ee-de683a29cdfa" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_6023f8ec-b9ec-476c-876f-3b18ce865bde" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_0c304ac5-f6b2-4971-b435-97137cf6ace5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_17d78bb0-040c-4aa5-80ee-de683a29cdfa" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_0c304ac5-f6b2-4971-b435-97137cf6ace5" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/InventoriedCostsDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#InventoriedCostsDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/InventoriedCostsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_1d983784-9016-4999-a613-48a9ce269d9f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_eaaa2134-c4d7-4c1b-b6ab-eb45468c4652" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_1d983784-9016-4999-a613-48a9ce269d9f" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_eaaa2134-c4d7-4c1b-b6ab-eb45468c4652" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_6c4672a7-a31d-4407-8929-b2e84426ceb0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InventoryWorkInProcessNetOfReserves"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_1d983784-9016-4999-a613-48a9ce269d9f" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_6c4672a7-a31d-4407-8929-b2e84426ceb0" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsNetOfReserves_448a91fc-aad6-4a2d-b81d-5309c810dcd0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InventoryRawMaterialsNetOfReserves"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_1d983784-9016-4999-a613-48a9ce269d9f" xlink:to="loc_us-gaap_InventoryRawMaterialsNetOfReserves_448a91fc-aad6-4a2d-b81d-5309c810dcd0" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/LeasesLeaseExpenseDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#LeasesLeaseExpenseDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/LeasesLeaseExpenseDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_f5be0ea0-c721-48c3-bd30-b1cf24cdf310" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LeaseCost"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_6a238ea1-b2c8-4e01-af84-5703f8a10861" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_f5be0ea0-c721-48c3-bd30-b1cf24cdf310" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_6a238ea1-b2c8-4e01-af84-5703f8a10861" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseInterestExpense_8fd147a5-5a8c-403c-b5f0-35e42d24509c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseInterestExpense"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_f5be0ea0-c721-48c3-bd30-b1cf24cdf310" xlink:to="loc_us-gaap_FinanceLeaseInterestExpense_8fd147a5-5a8c-403c-b5f0-35e42d24509c" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_5686e610-f143-4bd9-8309-dbe9cb63c72f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseCost"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_f5be0ea0-c721-48c3-bd30-b1cf24cdf310" xlink:to="loc_us-gaap_OperatingLeaseCost_5686e610-f143-4bd9-8309-dbe9cb63c72f" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermLeaseCost_18f300a8-59ca-4097-9d12-ffd13eb8e685" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermLeaseCost"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_f5be0ea0-c721-48c3-bd30-b1cf24cdf310" xlink:to="loc_us-gaap_ShortTermLeaseCost_18f300a8-59ca-4097-9d12-ffd13eb8e685" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubleaseIncome_f23d4e85-3de5-4c70-bd2d-b12ba0068dc0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubleaseIncome"/>
<link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_f5be0ea0-c721-48c3-bd30-b1cf24cdf310" xlink:to="loc_us-gaap_SubleaseIncome_f23d4e85-3de5-4c70-bd2d-b12ba0068dc0" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseCost_fc4ea231-95d3-4b27-97a6-a7f1a45ceee7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableLeaseCost"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_f5be0ea0-c721-48c3-bd30-b1cf24cdf310" xlink:to="loc_us-gaap_VariableLeaseCost_fc4ea231-95d3-4b27-97a6-a7f1a45ceee7" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_4f748282-da1f-435b-8e5b-5a6d750b91c2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_324a6458-4dec-42ac-a977-3223d4a3468b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_4f748282-da1f-435b-8e5b-5a6d750b91c2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_324a6458-4dec-42ac-a977-3223d4a3468b" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_68eef95f-6dac-459a-bed0-2e96518dc1ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiability"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_4f748282-da1f-435b-8e5b-5a6d750b91c2" xlink:to="loc_us-gaap_FinanceLeaseLiability_68eef95f-6dac-459a-bed0-2e96518dc1ef" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_c56a39f1-4661-45fd-86c5-ce040c921069" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_4354a0a9-470f-481b-a939-fc53457bf402" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_c56a39f1-4661-45fd-86c5-ce040c921069" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_4354a0a9-470f-481b-a939-fc53457bf402" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_0b5704d5-485a-4ed2-9d99-285ce6f18680" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiability"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_c56a39f1-4661-45fd-86c5-ce040c921069" xlink:to="loc_us-gaap_OperatingLeaseLiability_0b5704d5-485a-4ed2-9d99-285ce6f18680" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1" xlink:type="simple" xlink:href="ktos-20220626.xsd#LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/LeasesMaturitiesofOperatingandFinancingLeaseLiabilitiesDetails_1" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7fec2420-4d2f-4772-8647-353d5e7a986a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9f261b9c-bb1c-47eb-b822-071a8199af5b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7fec2420-4d2f-4772-8647-353d5e7a986a" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_9f261b9c-bb1c-47eb-b822-071a8199af5b" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_66f10df8-3895-491c-884e-f722fb10b442" xlink:href="ktos-20220626.xsd#ktos_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7fec2420-4d2f-4772-8647-353d5e7a986a" xlink:to="loc_ktos_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour_66f10df8-3895-491c-884e-f722fb10b442" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_b61fdceb-036d-4b73-834e-3557d1bae182" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7fec2420-4d2f-4772-8647-353d5e7a986a" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_b61fdceb-036d-4b73-834e-3557d1bae182" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_d413f692-2200-43e1-b808-b361ad181271" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7fec2420-4d2f-4772-8647-353d5e7a986a" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_d413f692-2200-43e1-b808-b361ad181271" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_19626639-3744-4ba7-ac5f-bcb5547b6d18" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7fec2420-4d2f-4772-8647-353d5e7a986a" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_19626639-3744-4ba7-ac5f-bcb5547b6d18" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_4b1ff9ee-fb57-46ff-bee4-287e59d46ee1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7fec2420-4d2f-4772-8647-353d5e7a986a" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_4b1ff9ee-fb57-46ff-bee4-287e59d46ee1" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_763fda27-c128-46d6-8fef-87e4b42c298c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_13803758-e79c-4414-8ac6-af978f93810d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_763fda27-c128-46d6-8fef-87e4b42c298c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_13803758-e79c-4414-8ac6-af978f93810d" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_c182644a-6e86-40da-aeab-55b298e6ba49" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_763fda27-c128-46d6-8fef-87e4b42c298c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_c182644a-6e86-40da-aeab-55b298e6ba49" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_ca9287e9-2d26-4135-89c0-de28c17c059e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_763fda27-c128-46d6-8fef-87e4b42c298c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_ca9287e9-2d26-4135-89c0-de28c17c059e" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_f910c70c-9135-4adf-8a74-33233b6a0261" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_763fda27-c128-46d6-8fef-87e4b42c298c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_f910c70c-9135-4adf-8a74-33233b6a0261" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_60eb0997-25c5-47bc-bcf7-17ff0e10b46b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_763fda27-c128-46d6-8fef-87e4b42c298c" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_60eb0997-25c5-47bc-bcf7-17ff0e10b46b" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_FinanceLeaseLiabilityPaymentsDueAfterYearFour_1bb55b61-c8af-45ff-a8b9-1cc74cabc180" xlink:href="ktos-20220626.xsd#ktos_FinanceLeaseLiabilityPaymentsDueAfterYearFour"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_763fda27-c128-46d6-8fef-87e4b42c298c" xlink:to="loc_ktos_FinanceLeaseLiabilityPaymentsDueAfterYearFour_1bb55b61-c8af-45ff-a8b9-1cc74cabc180" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/IncomeTaxesIncomeTaxProvisionReconciliationDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#IncomeTaxesIncomeTaxProvisionReconciliationDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/IncomeTaxesIncomeTaxProvisionReconciliationDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_929f24d2-fecc-4b4e-8330-be3a317369b6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_241504e0-4668-41ad-b956-fdf947f52003" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_929f24d2-fecc-4b4e-8330-be3a317369b6" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost_241504e0-4668-41ad-b956-fdf947f52003" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_83a7cba1-2bba-47dd-8c67-e711a6c657f0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_929f24d2-fecc-4b4e-8330-be3a317369b6" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_83a7cba1-2bba-47dd-8c67-e711a6c657f0" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_a35e8b93-2794-4a6f-b94f-3fb784fdc5bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_929f24d2-fecc-4b4e-8330-be3a317369b6" xlink:to="loc_us-gaap_IncomeTaxReconciliationNondeductibleExpenseOther_a35e8b93-2794-4a6f-b94f-3fb784fdc5bb" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_b791f505-10f0-4774-bccf-7de35926e2d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsResearch"/>
<link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_929f24d2-fecc-4b4e-8330-be3a317369b6" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsResearch_b791f505-10f0-4774-bccf-7de35926e2d1" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/DebtLongTermDebtandtheCurrentPeriodInterestRatesDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#DebtLongTermDebtandtheCurrentPeriodInterestRatesDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/DebtLongTermDebtandtheCurrentPeriodInterestRatesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_fa022efd-24ce-4f81-b551-cfea87677bf1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_LongTermDebtCurrentMaturitiesGross_3eb57564-e150-4d3b-8cdb-85960440a362" xlink:href="ktos-20220626.xsd#ktos_LongTermDebtCurrentMaturitiesGross"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_fa022efd-24ce-4f81-b551-cfea87677bf1" xlink:to="loc_ktos_LongTermDebtCurrentMaturitiesGross_3eb57564-e150-4d3b-8cdb-85960440a362" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_LongTermDebtExcludingCurrentMaturitiesGross_450c5534-9cbe-43d4-a497-7cc251198374" xlink:href="ktos-20220626.xsd#ktos_LongTermDebtExcludingCurrentMaturitiesGross"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_fa022efd-24ce-4f81-b551-cfea87677bf1" xlink:to="loc_ktos_LongTermDebtExcludingCurrentMaturitiesGross_450c5534-9cbe-43d4-a497-7cc251198374" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_2f28e1b8-3278-48bd-ab61-5319c06ddd7b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebt"/>
<link:loc xlink:type="locator" xlink:label="loc_ktos_LongTermDebtExcludingCurrentMaturitiesGross_18a66c20-233c-4563-ac15-3892a4fb551b" xlink:href="ktos-20220626.xsd#ktos_LongTermDebtExcludingCurrentMaturitiesGross"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_2f28e1b8-3278-48bd-ab61-5319c06ddd7b" xlink:to="loc_ktos_LongTermDebtExcludingCurrentMaturitiesGross_18a66c20-233c-4563-ac15-3892a4fb551b" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_cea82a43-bea2-4d77-8296-e820a9f7ea9d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredFinanceCostsNet"/>
<link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_2f28e1b8-3278-48bd-ab61-5319c06ddd7b" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_cea82a43-bea2-4d77-8296-e820a9f7ea9d" xlink:type="arc"/>
</link:calculationLink>
<link:roleRef roleURI="http://www.kratosdefense.com/role/DebtFutureLongTermDebtPrincipalPaymentsDetails" xlink:type="simple" xlink:href="ktos-20220626.xsd#DebtFutureLongTermDebtPrincipalPaymentsDetails"/>
<link:calculationLink xlink:role="http://www.kratosdefense.com/role/DebtFutureLongTermDebtPrincipalPaymentsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_17b077d7-5035-47fd-af6c-8ce91ca3566d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_3138b4f2-a9b0-4c4d-8dd5-747813d598b3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive"/>
<link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_17b077d7-5035-47fd-af6c-8ce91ca3566d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_3138b4f2-a9b0-4c4d-8dd5-747813d598b3" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_a76453a1-497a-4a61-a945-be3990a8d5a6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
<link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_17b077d7-5035-47fd-af6c-8ce91ca3566d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_a76453a1-497a-4a61-a945-be3990a8d5a6" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7bb86dd3-c849-4e85-a720-9949ab1f9458" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
<link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_17b077d7-5035-47fd-af6c-8ce91ca3566d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_7bb86dd3-c849-4e85-a720-9949ab1f9458" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_362ce2b1-8d67-4049-9950-875b45896b60" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear"/>
<link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_17b077d7-5035-47fd-af6c-8ce91ca3566d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_362ce2b1-8d67-4049-9950-875b45896b60" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_eee06ee7-f406-4ec1-ab0d-cbb894ce51de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
<link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_17b077d7-5035-47fd-af6c-8ce91ca3566d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_eee06ee7-f406-4ec1-ab0d-cbb894ce51de" xlink:type="arc"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_e07ac862-f835-4e14-a351-497562a4afcd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
<link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_17b077d7-5035-47fd-af6c-8ce91ca3566d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_e07ac862-f835-4e14-a351-497562a4afcd" xlink:type="arc"/>
</link:calculationLink>
</link:linkbase>


2 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/13/24  Kratos Defense & Sec Solutio… Inc 10-K       12/31/23  118:12M
 2/23/23  Kratos Defense & Sec Solutio… Inc 10-K       12/25/22  114:13M


3 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 5/08/19  Kratos Defense & Sec Solutio… Inc 10-Q        3/31/19   79:43M
 5/10/18  Kratos Defense & Sec Solutio… Inc 10-Q        4/01/18   73:10M
 2/27/17  Kratos Defense & Sec Solutio… Inc 10-K       12/25/16   92:16M
Top
Filing Submission 0001069258-22-000054   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Sat., Apr. 27, 11:24:24.2am ET