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System Administrator - Level 3 (TS/SCI with Full Scope Polygraph)

J&T
Columbia, MD Full Time
POSTED ON 8/21/2026
AVAILABLE BEFORE 9/19/2026

Required Skills


  • Bachelor’s degree in a technical discipline from an accredited college or university is required.
  • Five (5) years of additional SA experience may be substituted for a bachelor’s degree.
  • Fifteen (15) years of experience as an SA in programs and contracts of similar scope, type, and complexity is required.
  • 15 years of Linux experience
  • Level 3 Tech Support
  • Active TS/SCI security clearance with a current polygraph is required



Salary.com Estimation for System Administrator - Level 3 (TS/SCI with Full Scope Polygraph) in Columbia, MD
$98,377 to $123,586
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