United States, June 23 -- General Dynamics Mission Systems, Manassas, Virginia, is awarded a $23,759,208 cost-plus-fixed-fee and cost only modification to a previously awarded contract (N00024-24-C-6230) to exercise options for engineering and technical support including software development, hardware, and software integration to Navy Submarines.Work will be performed in Manassas, Virginia (65%); Middletown, Rhode Island (25%); and San Diego, California (10%), and is expected to be completed by June 2027.Fiscal 2026 research, development, test and evaluation (Navy) funds in the amount of $3,978,097 (83%); fiscal 2022 shipbuilding and conversion (Navy) funds in the amount of $310,000 (6%); fiscal 2025 research, development, test and evaluati...