Raytheon Missiles & Defense, Tucson, Arizona, is awarded a $59,474,832 cost-plus-fixed-fee modification to previously awarded contract N00024-22-C-5405 to exercise an option for design agent engineering and technical support services for the Phalanx Close-In Weapon System, SeaRAM, and Land-based Phalanx Weapon System. Work will be performed in Tucson, Arizona (47%); Yuma, Arizona (15%); at sea and shipboard (7%); El Segundo, California (5%); Louisville, Kentucky (3%); China Lake, California (2%); Forest, Mississippi (1%); Dallas, Texas (1%); Picatinny, New Jersey (1%); and various other locations each less than 1% (18%). Work is expected to be completed by January 2025. Foreign Military Sales funds in the amount of $1,887,807 (74%); and fiscal 2023 shipbuilding and conversion (Navy) funds in the amount of $663,655 (26%), will be obligated at time of award and will not expire at the end of the current fiscal year. Naval Sea Systems Command, Washington Navy Yard, D.C., is the contracting activity (N00024-22-C-5405).