Lockheed Martin Corp., Lockheed Martin Aeronautics Co., Fort Worth, Texas, is awarded a not-to-exceed $869,864,564 cost-plus-incentive-fee, cost-plus-fixed-fee, cost-plus-award-fee, undefinitized modification (P00062) to a previously awarded contract (N0001919C0010). This modification adds scope for integrating mission and weapon systems capability development, including flight-test hardware, through system functional review to development test complete on the F-35A, F-35B, F-35C aircraft. Work will be performed in Fort Worth (54%); Nashua, N.H. (15%); Orlando, Fla. (14%); Baltimore, Md. (6%); San Diego, Calif. (5%); Northridge, Calif. (3%); St. Charles, Mo. (1%); Tucson, Ariz. (1%); and Torrance, Calif. (1%), and is expected to be completed in December 2026. Fiscal 2022 research, development, test and evaluation (Air Force) funds in the amount of $20,142,000; fiscal 2022 research, development, test and evaluation (Navy) funds in the amount of $19,342,000; and non-U.S. Department of Defense partner funds in the amount of $3,747,331 will be obligated at the time of award, none of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Md., is the contracting activity. (Source: DoD, 03/04/22) Gulf Coast note: Eglin Air Force Base, Fla., is home of an F-35 training center and reprogramming labs.