ISSM - DoD Security Lead (Onsite) | TS/SCI

Virtual Service Operations is seeking an experienced Information System Security Manager (ISSM) - Level 4 to lead security for a DoD program in Lorton, Virginia. This role requires strong RMF, risk management, and collaboration with ISSOs and AO to maintain a strong security posture across classified systems. Candidates should have 5–7+ years in information security management, SCI/SAP experience, and TS clearance with SCI eligibility. Onsite work five days weekly with possible travel.