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Cybersecurity IT Support Systems Administrator

Senior Linux Systems Administrator — Security & Ops Lead

Job in Aurora, Arapahoe County, Colorado, 80012, USA
Listing for: Leidos Inc
Full Time position
Listed on 2025-12-20
Job specializations:
  • IT/Tech
    Cybersecurity, IT Support, Systems Administrator
Job Description & How to Apply Below
A major defense contractor is seeking a Principal Linux Systems Administrator in Colorado, Aurora. You will lead the maintenance and troubleshooting of IT systems, ensuring compliance and security. Ideal applicants should have over 15 years of experience and a Bachelor’s degree in a technical field. An active Top Secret/SCI with Polygraph clearance is required. The role offers a competitive salary and a $10,000 sign-on bonus, with various benefits including flexible schedules and paid time off.
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Position Requirements
10+ Years work experience
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