Raytheon Missiles & Defense, Tewksbury, Massachusetts, is awarded a $212,514,179 cost-plus-incentive-fee, cost-plus-fixed-fee, and cost-only modification to a previously awarded contract (N00024-22-C-5522) for an option exercise of combat system engineering, miscellaneous material, and travel supporting combat system installation, integration, development, testing, correction, maintenance, and modernization of ZUMWALT class mission systems and mission system equipment. Work will be performed in Portsmouth, Rhode Island (40%); Tewksbury, Massachusetts (33%); San Diego, California (11%); Nashua, New Hampshire (9%); Pascagoula, Mississippi (6%); and Fort Wayne, Indiana (1%), and is expected to be completed by April 2025. Fiscal 2024 operations and maintenance (Navy) funds in the amount of $5,057,392 (37%); fiscal 2024 research, development, test and evaluation (Navy) funds in the amount of $3,600,000 (27%); fiscal 2024 other procurement (Navy) funds in the amount of $ $2,796,988 (21%); fiscal 2023 shipbuilding and conversion (Navy) funds in the amount of $1,010,627 (7%); fiscal 2024 shipbuilding and conversion (Navy) funds in the amount of $801,601 (6%); fiscal 2023 other procurement (Navy) funds in the amount of $ $71,263 (1%); and fiscal 2020 shipbuilding and conversion (Navy) funds in the amount of $169 (1%), will be obligated at time of award, and $5,057,561 will expire at the end of the current fiscal year. Naval Sea Systems Command, Washington, D.C., is the contracting activity.