Mar 17, 2026
Apex Systems, Inc.
Job#: 3026290
Job Description:
Systems Administrator (All Levels) - TS/SCI w/ Full Scope Polygraph (FSP) Location: Linthicum, MD / Annapolis Junction, MD Work Model: 100% On-Site (classified environment; not remote) Clearance: Active TS/SCI with Full Scope Polygraph (FSP) required (must be active/current) Employment Type: Contract We're seeking Systems Administrators (multiple levels) to support mission-critical classified environments for a large DoD integrator. You'll help design, deploy, secure, sustain, and troubleshoot Windows and/or Linux systems, often in virtualized (VMware) on-prem environments. Work includes partnering closely with network, security, software, and program teams to maintain high availability and compliance. Leveling note: This posting is intended to source multiple skill levels (Junior through Principal/SME). Final level/title aligns to experience and technical depth. What You'll Do...
Professional Diversity Network
Linthicum Heights, MD, USA
