Lockheed Martin Space, Littleton, Colorado, is awarded a $315,944,035 cost-plus-incentive-fee contract modification (P00063) for options under a previously awarded contract (N0003019C0025) for the design, development, build, and integration of equipment for missile flight test demonstrations and fielding. Work will be performed in Littleton, Colorado (74%); Cambridge, Massachusetts (14%); Simsbury, Connecticut (8%); Sunnyvale, California (3%); and Pittsfield, Massachusetts (1%). Work is expected to be completed Feb. 25, 2025. Fiscal 2023 research, development, test, and evaluation (Navy) funds in the amount of $25,000,000 will be obligated upon award and will not expire at the end of this fiscal year. This contract modification is being awarded on a sole source basis under 10 U.S. Code 2304(c)(1) and was previously synopsized on the System for Award Management online portal. Strategic Systems Programs, Washington, D.C., is the contracting activity.