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System Administrator II — Linux, Splunk & ITSM Expert
Job in
Columbia, Howard County, Maryland, 21046, USA
Listed on 2026-09-07
Listing for:
RealmOne
Full Time
position Listed on 2026-09-07
Job specializations:
-
IT/Tech
Systems Administrator, Unix/Linux, Cybersecurity, IT Support
Job Description & How to Apply Below
Realm One is seeking a seasoned System Administrator to support full life cycle IT resources on a mission-critical contract. The role involves implementing, troubleshooting and maintaining IT systems across UNIX, Linux and Windows environments, with emphasis on reliability, security, and performance.
You will provide Tier 1 and 2 support, coordinate with ISSO/ISO on changes, and ensure compliance with security controls. A DoD 8570 IAT II certification and active clearance are required.
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