Onsite ISSO Lead with TS/SCI Clearance

Leidos seeks an experienced Information Systems Security Officer (ISSO) to join the Cyber & Analytics Business Area, Key Management & Analytics Division in Laurel, MD. This full-time, on-site role supports critical national-security missions, ensuring compliance with security policies, RMF, and accreditation activities while maintaining secure, documented information systems.

You will assist with SSPs, risk assessments, and C&A packages, coordinate security programs, and support day-to-day