Lockheed Martin Corp., Fort Worth, Texas, is awarded a $26,793,697 modification (P00061) to a previously awarded cost-plus-incentive-fee contract (N0001912C0070). This modification increases scope to provide support for the engineering tools, data, and related training for the sustainment of the flight test instrumentation air system for one of the F-35 Lightning II Joint Strike Fighter Foreign Military Sales (FMS) customers, as well as additional FMS customer unique requirements. Work will be performed in Fort Worth (90%); and an undisclosed location outside the continental U.S. (10%), and is expected to be completed in December 2023. FMS funds in the amount of $26,793,697 will be obligated at 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, 03/26/21) Gulf Coast note: Eglin Air Force Base, Fla., is home of an F-35 training center and reprogramming labs.