Security Specialist

Washington Headquarters Services • Alexandria, VA • Posted July 15, 2026

About the Role

Summary This position is located in Washington Headquarters Service (WHS), Security Enterprise Services Directorate (SESD), in the SCI Management Division (SMD) and will serve as a Security Specialist responsible for providing WHS security support. The SESD provides security support to senior managers in the Office of the Secretary of Defense, WHS, The Director of Administration and Management (DA&M) and to DoD, Congressional, and Presidential established boards, commissions, and task forces. Responsibilities The SESD operates in a fast-paced, high demand environment, providing support to some of the senior-most leadership of the Department of War. Security responsibilities include Industrial Security. Information Security, Operations Security, Personnel Security, Physical Security, SCI Administration, Mission Assurance, Controlled Unclassified Information, Insider Threat, Classification Review, and Counterintelligence Awareness and Reporting. Incumbent typical work assignments may inc...