Lockheed Martin Rotary and Mission Systems, Baltimore, Maryland, is awarded an $81,613,093 cost-plus-fixed-fee, firm-fixed-price, and cost-only modification to previously awarded contract (N00024-18-C-2300) to exercise options for littoral combat ship class design support and integrated data and product model environment support. Work will be performed in Hampton, Virginia (31%); Moorestown, New Jersey (27%); Washington, District of Columbia (22%); and Marinette, Wisconsin (20%), and is expected to be completed by October 2023. Fiscal 2015 shipbuilding and conversion (Navy) funds in the amount of $4,700,000 (78%) and fiscal 2016 shipbuilding and conversion (Navy) funds in the amount of $1,351,823 (22%) 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, District of Columbia, is the contracting activity.