Information System Security Officer (ISSO)

D&G Support Services, LLC · Fort Belvoir, VA, United States

Location
Fort Belvoir
Job Type
Full-time
Posted
June 18, 2026

Job Description

Information System Security Manager (ISSM)
Onsite | Fort Belvoir, Virginia | Active Secret Clearance Required

If you are looking for meaningful work, want to operate at a senior level in a highly visible DoD research environment, and value being part of a company that supports its people as much as its mission, we would love to talk.

Why This Role Exists
This position serves as the Information System Security Manager supporting Federal and Department of Defense research and operational environments. The ISSM is responsible for overseeing security posture, managing risk, ensuring compliance, and leading vulnerability management activities that protect mission-critical systems supporting national defense initiatives.

What You Will Do
• Serve as the Information System Security Manager for assigned systems within Federal and DoD research environments.
• Oversee and manage system security posture, ensuring compliance with applicable DoD cybersecuri...

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