| Schedule of Disaggregation of Revenue |
Revenue by customer type was as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended | | Six months ended | | July 3, 2026 | | | | July 3, 2026 | | | | | | Dollars in millions | MTS | | STS | | Total | | | | | | | | MTS | | STS | | Total | | | | | | | | | | | | | | U.S. Government Defense and Intelligence Clients | $ | 834 | | | $ | — | | | $ | 834 | | | | | | | | | $ | 1,650 | | | $ | — | | | $ | 1,650 | | | | | | | | | | | | | | | U.S. Government Federal Civilian Clients | 254 | | | — | | | 254 | | | | | | | | | 516 | | | — | | | 516 | | | | | | | | | | | | | | | International Government Clients | 199 | | | 38 | | | 237 | | | | | | | | | 391 | | | 84 | | | 475 | | | | | | | | | | | | | | | Commercial and Infrastructure Clients | 21 | | | 638 | | | 659 | | | | | | | | | 47 | | | 1,219 | | | 1,266 | | | | | | | | | | | | | | | Total revenue | $ | 1,308 | | | $ | 676 | | | $ | 1,984 | | | | | | | | | $ | 2,604 | | | $ | 1,303 | | | $ | 3,907 | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended | | | | | | | | Six months ended | | | | July 4, 2025 | | | | July 4, 2025 | | | | Dollars in millions | | | | | | | MTS | | STS | | Total | | | | | | | | MTS | | STS | | Total | | | | | | | | U.S. Government Defense and Intelligence Clients | | | | | | | $ | 856 | | | $ | — | | | $ | 856 | | | | | | | | | $ | 1,762 | | | $ | — | | | $ | 1,762 | | | | | | | | | U.S. Government Federal Civilian Clients | | | | | | | 273 | | | — | | | 273 | | | | | | | | | 554 | | | — | | | 554 | | | | | | | | | International Government Clients | | | | | | | 181 | | | 42 | | | 223 | | | | | | | | | 348 | | | 94 | | | 442 | | | | | | | | | Commercial and Infrastructure Clients | | | | | | | 26 | | | 574 | | | 600 | | | | | | | | | 53 | | | 1,159 | | | 1,212 | | | | | | | | | Total revenue | | | | | | | $ | 1,336 | | | $ | 616 | | | $ | 1,952 | | | | | | | | | $ | 2,717 | | | $ | 1,253 | | | $ | 3,970 | | | | | | | |
Revenue by geographic destination was as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended | | Six months ended | | Dollars in millions | July 3, 2026 | | | | July 3, 2026 | | | | Total by Countries/Regions | MTS | | STS | | Total | | | | | | | | MTS | | STS | | Total | | | | | | | | United States | $ | 951 | | | $ | 67 | | | $ | 1,018 | | | | | | | | | $ | 1,901 | | | $ | 149 | | | $ | 2,050 | | | | | | | | | Europe | 218 | | | 143 | | | 361 | | | | | | | | | 433 | | | 294 | | | 727 | | | | | | | | | Middle East | 32 | | | 213 | | | 245 | | | | | | | | | 63 | | | 405 | | | 468 | | | | | | | | | Australia | 65 | | | 92 | | | 157 | | | | | | | | | 128 | | | 178 | | | 306 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Africa | 20 | | | 32 | | | 52 | | | | | | | | | 39 | | | 70 | | | 109 | | | | | | | | | Asia | 5 | | | 44 | | | 49 | | | | | | | | | 9 | | | 79 | | | 88 | | | | | | | | | Other countries | 17 | | | 85 | | | 102 | | | | | | | | | 31 | | | 128 | | | 159 | | | | | | | | | Total revenue | $ | 1,308 | | | $ | 676 | | | $ | 1,984 | | | | | | | | | $ | 2,604 | | | $ | 1,303 | | | $ | 3,907 | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended | | | | | | | | Six months ended | | Dollars in millions | | | July 4, 2025 | | | | July 4, 2025 | | Total by Countries/Regions | | | | | | | MTS | | STS | | Total | | | | | | | | MTS | | STS | | Total | | United States | | | | | | | $ | 988 | | | $ | 122 | | | $ | 1,110 | | | | | | | | | $ | 1,964 | | | $ | 255 | | | $ | 2,219 | | | Europe | | | | | | | 214 | | | 142 | | | 356 | | | | | | | | | 507 | | | 306 | | | 813 | | | Middle East | | | | | | | 39 | | | 166 | | | 205 | | | | | | | | | 65 | | | 318 | | | 383 | | | Australia | | | | | | | 56 | | | 81 | | | 137 | | | | | | | | | 106 | | | 163 | | | 269 | | | | | | | | | | | | | | | | | | | | | | | | | | | Africa | | | | | | | 18 | | | 51 | | | 69 | | | | | | | | | 36 | | | 84 | | | 120 | | | Asia | | | | | | | 10 | | | 27 | | | 37 | | | | | | | | | 13 | | | 68 | | | 81 | | | Other countries | | | | | | | 11 | | | 27 | | | 38 | | | | | | | | | 26 | | | 59 | | | 85 | | | Total revenue | | | | | | | $ | 1,336 | | | $ | 616 | | | $ | 1,952 | | | | | | | | | $ | 2,717 | | | $ | 1,253 | | | $ | 3,970 | |
Revenue by contract type was as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended July 3, 2026 | | | | Six months ended July 3, 2026 | | | | | | | | | | | | | | | | | | | | Dollars in millions | MTS | | STS | | Total | | | | | | | | MTS | | STS | | Total | | | | | | | | | | | | | | Cost-Reimbursable | $ | 746 | | | $ | 15 | | | $ | 761 | | | | | | | | | $ | 1,517 | | | $ | 22 | | | $ | 1,539 | | | | | | | | | | | | | | | Time-and-Materials | 203 | | | 374 | | | 577 | | | | | | | | | 403 | | | 737 | | | 1,140 | | | | | | | | | | | | | | | Fixed Price | 359 | | | 287 | | | 646 | | | | | | | | | 684 | | | 544 | | | 1,228 | | | | | | | | | | | | | | | Total revenue | $ | 1,308 | | | $ | 676 | | | $ | 1,984 | | | | | | | | | $ | 2,604 | | | $ | 1,303 | | | $ | 3,907 | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three months ended July 4, 2025 | | | | Six months ended July 4, 2025 | | | | | | | | | | | | | | | | | | Dollars in millions | | | | | | | MTS | | STS | | Total | | | | | | | | MTS | | STS | | Total | | | | | | | | Cost-Reimbursable | | | | | | | $ | 853 | | | $ | — | | | $ | 853 | | | | | | | | | $ | 1,744 | | | $ | — | | | $ | 1,744 | | | | | | | | | Time-and-Materials | | | | | | | 194 | | | 421 | | | 615 | | | | | | | | | 401 | | | 805 | | | 1,206 | | | | | | | | | Fixed Price | | | | | | | 289 | | | 195 | | | 484 | | | | | | | | | 572 | | | 448 | | | 1,020 | | | | | | | | | Total revenue | | | | | | | $ | 1,336 | | | $ | 616 | | | $ | 1,952 | | | | | | | | | $ | 2,717 | | | $ | 1,253 | | | $ | 3,970 | | | | | | | |
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