The Department of Defense, specifically the Department of the Army, is issuing a special notice for a sole source contract related to the Antenna Test Facility (ATF) at Fort Huachuca, Arizona. This procurement focuses on research and development in the physical, engineering, and life sciences, particularly in the area of communications security equipment and components. The services sought are critical for ensuring the effectiveness and reliability of communication systems used by the military. Interested parties can reach out to primary contact Rhonda K. Gill at rhonda.k.gill.civ@army.mil or by phone at 520-692-1529 for further details.