Senior System Administrator - Security & IT Ops
Listed on 2026-11-04
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IT/Tech
Systems Administrator, Cybersecurity, Security Management & Operations, IT Specialist
M.C. Dean, Inc. is seeking a System Administrator 3 to join the Security and Electronic Systems unit near Washington, D.C.
The role focuses on monitoring, maintaining, and securing electronic security systems, IT endpoints, and infrastructure. Onsite duties require travel flexibility and strong customer communications. Preferred candidates have TS/SCI with polygraph eligibility, DoD RMF/NIST knowledge, and experience with Windows AD and security patching.
Consider building your career as a Senior System Administrator
- Security & IT Ops at M.C. Dean, Inc.
Learn more about the Senior System Administrator
- Security & IT Ops role in the description above.
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