General Dynamics Mission Systems, Pittsfield, Massachusetts, is awarded a $44,975,584 cost-plus-incentive-fee and cost only modification to previously-awarded contract N00024-20-C-5603 to exercise options for the sustainment of the Littoral Combat Ship Integrated Combat Management System and associated combat system elements. Work will be performed in Pittsfield, Massachusetts (85%); San Diego, California (14%); and Mobile, Alabama (1%), and is expected to be completed by September 2022. Fiscal 2021 operation and maintenance (Navy) $931,000 (52%); fiscal 2020 research, development, test and evaluation (Navy) $598,956 (34%); and fiscal 2021 other procurement (Navy) funds in the amount of $246,149 (14%) will be obligated at time of award, of which, funds in the amount of $1,529,956 will expire at the end of the current fiscal year. The Naval Sea Systems Command, Washington, D.C., is the contracting activity.