Sikorsky Aircraft Corp., a Lockheed Martin Co., Stratford, Connecticut, is awarded a $31,158,091 cost-plus-fixed-fee modification (P00008) to an order (N0001919F2972) against a previously issued basic ordering agreement (N0001919G0029). This modification exercises an option to provide non-recurring engineering to include, investigation, systems engineering support, risk analysis and integration development in support of the Data Transfer Unit and Defensive Electronic Countermeasure System replacement within the CH-53K production aircraft. Work will be performed in Stratford, Connecticut (38.1%); Patuxent River, Maryland (26.23%); Cedar Rapids, Iowa (25.74%); Fort Worth, Texas (5.09%); West Palm Beach, Florida (2.10%); Vergennes, Vermont (1.99%); and various locations within the continental U.S. (0.75%), and is expected to be completed in March 2025. Fiscal 2022 aircraft procurement (Navy) funds in the amount of $31,158,091 will be obligated at the time of award, none of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.