Isso Jobs

Peraton is hiring a seasoned Information System Security Officer to manage system security operations, RMF processes, and ATO maintenance for a high-impact Intelligence Community program.

Peraton seeks a seasoned Cyber Systems Engineer (ISSO) to secure and certify mission-critical information systems at its Annapolis Junction, MD location in support of national security missions.

Diné Development Corporation seeks an on-site, part-time ISSO to lead RMF, eMASS, and DoD-aligned cybersecurity and risk management efforts for the U.S. Court of Appeals for the Armed Forces in Washington, DC.

Peraton is hiring an experienced Director of Information Assurance to lead classified systems security, manage ISSM/ISSO teams, and ensure RMF/ICD 503 compliance across mission environments.

Peraton is hiring an ISSO to lead RMF/NIST-based cybersecurity, Vulnerability and POA&M management, and compliance efforts for NASA's Deep Space Network in Monrovia, CA.

Experienced Senior Network and Computer Systems Administrator needed to provide on-site technical support, manage IT assets, and perform ISSO/cybersecurity liaison duties for government customers.

Experienced RMF Cybersecurity Analyst needed to drive RMF A&A for IC/DoD systems, author security documentation, and serve as an appointed ISSO for TS/SCI environments.

Lead RMF implementation and A&A efforts as the ISSM for NAVSEA-aligned systems, ensuring compliance with NIST and organizational cybersecurity policies.

Experienced ISSO with an Active SECRET clearance to lead RMF activities, maintain ATOs, and support continuous monitoring and DevSecOps security integration for federal systems.

Serve as the ISSO for Serco's SAP programs at Langley AFB, leading compliance, assessments, and accreditation activities to secure mission-critical systems.

Peraton is hiring an experienced ISSO to lead RMF A&A, continuous monitoring, and system security documentation for classified mission systems at the Herndon, VA location.

Information System Security Officer needed to enforce Air Force cybersecurity standards, manage RMF activities, and protect CAOC-X systems through continuous monitoring and incident response.