Engility Corp., Andover, Massachusetts, is being awarded $9,377,684 for modification P00015 to an indefinite-delivery/indefinite-quantity contract (N68936-14-D-0015).  This modification provides for additional electronic warfare (EW) weapons systems modifications for Navy and government of Australia EA-6B, EA-18G, E-2C, MH-60R, BAMS, P-8A aircraft, unmanned air systems, flight simulators, training systems, other advanced electronic attack derivatives and initiatives. Services to be provided include systems engineering, in-service hardware and software engineering, intelligence data analysis, test and evaluation, EW systems development, threat analysis, threat defeat, mission planning, and EW data development.  EW weapons systems modifications include weapon system software, on-call field engineering analysis, test and evaluation, studies and analysis, threat analysis and sensor intelligence mission data files, jammer techniques development and logistics for distribution of operational flight programs.  Work will be performed in Point Mugu, California, and is expected to be completed in September 2018.  Fiscal 2017 research, development, test, and evaluation (Navy) in the amount of $204,000; fiscal 2018 operations and maintenance (Navy) funds in the amount of $50,500; and foreign military sales funds in the amount of $337,000 are being obligated on this award, $254,500 of which will expire at the end of the current fiscal year. This contract combines purchases for the Navy ($8,158,585; 87 percent); and the government of Australia ($1,219,099; 13 percent), under the Foreign Military Sales program.  The Naval Air Warfare Center Weapons Division, China Lake, California, is the contracting activity