Senior Information Systems Security Officer (ISSO)

Job description

We are seeking an experienced Senior Information Systems Security Officer (ISSO) for a 100% onsite role in Annapolis Junction, MD . The ideal candidate will hold an active TS/SCI clearance with Full Scope Polygraph and will oversee and strengthen the security posture of mission-critical information systems, ensure compliance with federal information assurance standards, manage day-to-day security operations, and support certification and accreditation processes for classified systems. Key Responsibilities: Lead and support information assurance efforts for programs, systems, and networks. Develop, implement, and enforce information security policies, standards, and procedures. Maintain and monitor operational security posture to protect sensitive information. Conduct risk and vulnerability assessments, and provide recommendations to mitigate threats. Evaluate security technologies to ensure they meet requirements for handling classified information. Manage system changes and assess their impact on security controls. Prepare and review security documentation, including: System Security Plans (SSPs) Risk Assessment Reports: Certification and Accreditation (C&A) packages: System Requi...