Lockheed Martin Rotary and Mission Systems, Manassas, Virginia, is awarded a $54,009,718 cost-plus-incentive-fee modification to previously awarded contract N00024-18-C-6258 to exercise options for engineering services and other direct costs in support of the Integrated Submarine Imaging System. Work will be performed in Manassas, Virginia (74%); Virginia Beach, Virginia (15%); Northampton, Massachusetts (5%); Fairfax, Virginia (3%); Arlington, Virginia (2%); and Waterford, Connecticut (1%), and is expected to be completed by September 2023. Fiscal 2022 research, development, test and evaluation (Navy) funds in the amount of $3,201,969 (22%); fiscal 2021 shipbuilding and conversion (Navy) funds in the amount of $3,128,918 (22%); fiscal 2022 other procurement (Navy) funds in the amount of $2,151,482 (15%); fiscal 2022 shipbuilding and conversion (Navy) funds in the amount of $1,892,000 (14%); fiscal 2020 shipbuilding and conversion (Navy) funds in the amount of $1,751,472 (12%); fiscal 2019 shipbuilding and conversion (Navy) funds in the amount of $1,453,000 (10%); and fiscal 2017 shipbuilding and conversion (Navy) funds in the amount of $716,893 (5%) 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.