General Dynamics Mission Systems, Pittsfield, Massachusetts, is being awarded a $43,973,717 cost-plus-incentive-fee and cost-plus-fixed-fee contract modification (P00005) to exercise options under a previously awarded contract N0003022C1005 for U.S. and United Kingdom Trident II (D-5) SSBN Fire Control System and SSGN Attack Weapon Control System support. Work will be performed in Pittsfield, Massachusetts (98%); and Rhode Island (2%). Work is expected to be completed April 30, 2025. Fiscal 2023 other procurement (Navy) funds in the amount of $29,254,382; fiscal 2023 weapons procurement (Navy) funds in the amount of $3,197,115; fiscal 2023 research, development, test and evaluation (Navy) funds in the amount of $1,930,016; fiscal 2023 operation and maintenance (Navy) funds in the amount of $568,479; fiscal 2022 shipbuilding and conversion (Navy) funds in the amount of $80,077; and fiscal 2021 other procurement (Navy) funds in the amount of $71,577 are being obligated on this award. Fiscal 2023 operation and maintenance (Navy) funds in the amount of $568,479; and fiscal 2021 other procurement (Navy) funds in the amount of $71,577 will expire at the end of the current fiscal year. This contract is being awarded on a sole source basis under 10 U.S. Code 3204(a)(1) and was previously synopsized on the System for Award Management online portal. Strategic Systems Programs, Washington, D.C., is the contracting activity.