L-3Communications Vertex Aerospace LLC, Madison, Mississippi, is awarded a $23,420,937 firm-fixed-price, indefinite-delivery/indefinite-quantity contract to provide contractor owned and operated aircraft for airborne threat simulation capabilities to train shipboard and aircraft squadron weapon systems operations and aircrew to counter enemy electronic warfare and electronic attach operations.  Work will be performed at various locations inside and outside the continental U.S., and is expected to be completed in February 2022.  No funds are being obligated at time of award; funds will be obligated on individual orders as they are issued.  This contract was not competitively procured pursuant to Federal Acquisition Regulation 6.302-1.  The Naval Air Warfare Center Aircraft Division, Patuxent River, Maryland, is the contracting activity (N00421-19-D-0031).