We are seeking Senior ISSOs to maintain ATO status of federal information systems through continuous monitoring, POAM management, and control evidence stewardship. ISSOs are the day-to-day owners of system security posture.

• Maintain SSPP/SSP, RTM, POA&M, and ATO artifacts current with system changes.
• Execute continuous monitoring including vulnerability triage, log review, configuration baseline assessment.
• Drive POA&M remediation cycles and report status to the system owner, SCA, and AO.
• Support annual reassessment and any required reauthorization activities.

• 7 years of expertise in Cyber Security.
• 6 years developing, maintaining, and assessing SA&A packages resulting in ATO for IT systems.
• Bachelor's degree and a minimum of one (1) of: CISA, CRISC, CISSP, CGRC.
• Strong working knowledge of NIST SP 800-37, 800-53, FISMA, and federal continuous monitoring practices.

• Hands-on JCAM, eMASS, or similar experience.
• Federal continuous monitoring experience on enterprise-scale systems.
• Additional certifications: CAP, CISM.

Job Ref 2026-0503-4