Lockheed Martin Corp., Lockheed Martin Aeronautics Co., Fort Worth, Texas, is awarded a $10,580,095 modification (P00010) to a previously awarded cost-plus-incentive-fee contract (N0001921C0040). This modification adds scope to provide continued development and integration efforts in support of F-35 system development and design for the government of Israel. Work will be performed in Fort Worth, Texas (80%), and various locations outside the continental U.S. (20%), and is expected to be completed in June 2028. Foreign Military Sales customer funds in the amount of $10,580,095 will be obligated at time of award, none of which will expire at the end of the current fiscal year. Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.