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Employer opening

Principal Linux System Administrator (Clearance Required)

Job clearance requirement · Top Secret

Employer posting7E26032AFB

About this role

Selected excerpts from the employer posting.

Selected qualifications

  • 8+ years of professional experience administering Linux systems (RHEL preferred)
  • Experience with: Installation and configuration of RHEL 8 servers and workstations
  • System security, hardening (STIG), auditing, and backup strategies

Role details

Clearance timing
Active clearance required for this opening.
Polygraph requirement
No polygraph requirement recorded
Named Colorado workplace
Aurora
Listing details

Source: apply.workable.com. Details checked records when we last read the job details. Employer listing last seen records when we last saw the opening at the employer. Daily listing checks do not always reread pay, clearance, or other details.

Employer posted
Aug 3, 2026
Added to Cleared Colorado
Oct 27, 2026 · Found 7 days ago
Details checked
Nov 3, 2026
Employer listing last seen
Nov 4, 2026

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