United States Army Acquisition Corps
The United States Army Acquisition Corps (AAC) is the officer / NCO corps of the United States Army Acquisition Workforce (AAW), a branch which includes civilians, officers, and NCOs. The Acquisition Corps is composed of army officers who serve in acquisition, a specialized form of product development, fielding, and support and Noncommissioned Officers who specialize in Contracting, Level I Program Management and Purchasing.
Source: Wikipedia — United States Army Acquisition Corps (CC BY-SA 4.0)