Lockheed Martin Corp., Rotary and Mission Systems, Manassas, Virginia, is awarded a not-to-exceed $49,985,900 cost-plus-incentive-fee undefinitized modification to previously awarded contract (N00024-18-C-6258) for engineering support, component procurements, and other direct costs in support of the Integrated Submarine Imaging System. Work will be performed in Manassas, Virginia (49%); Orlando, Florida (33%); Virginia Beach, Virginia (15%); Clearwater, Florida (1%); Andover, Massachusetts (1%); and Arlington, Virginia (1%), and is expected to be completed by February 2028. Fiscal 2024 other procurement (Navy) funds in the amount of $24,879,577 (79%); fiscal 2024 shipbuilding and conversion (Navy) funds in the amount of $4,300,000 (14%); and fiscal 2023 shipbuilding and conversion (Navy) funds in the amount of $2,150,000 (7%) will be obligated at time of award and will not expire at the end of the current fiscal year. The Naval Sea Systems Command, Washington, D.C., is the contracting activity.