Act as the principal security interface with U.S. Government security officials, including DCSA, Government Special Security Officers (SSOs), Cognizant Security Authorities, and Contracting Officer Representatives (CORs), coordinating all collateral and SCI security matters through appropriate channels. This role interfaces with all levels of company personnel, senior leadership, and U.S. Government security officials to ensure full compliance with 32 CFR Part 117 (NISPOM), Security Classification Guides (SCGs), and Contract Security Classification Specifications (DD Form 254), as well as applicable Intelligence Community and Cognizant Authority requirements.