AAI Corp., doing business as Textron Systems, Hunt Valley, Maryland, has been awarded a $19,592,850 firm-fixed-price non-commercial requirements contract for the Joint Service Electronic Combat Systems Tester (JSECST). This contract provides for the production of the base JSECST, the laboratory JSECST and retrofit kits used on many aircraft, such as F-15, F-16, A-10, CV-22, C-130, UH-47, UH-60, F/A-18 and AV-8B. Work will be performed in Hunt Valley, Maryland, and is expected to be complete by April 28, 2021. This award is the result of a sole-source acquisition. No funds are being obligated at time of award. Air Force Life Cycle Management Center, Automated Test Sets Contracting Division, Robins Air Force Base, Georgia, is the contracting activity (FA8533-19-D-0005).