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Full-Time On-site Information Technology

Linux Systems Administrator

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Location
Denver, Colorado
Salary (Annually)
$110,000 - $180,000
Experience
Mid-Senior
Posted
Oct 13
Location
Denver, Colorado
Salary (Annually)
$110,000 - $180,000
Experience
Mid-Senior
Posted
Oct 13
Linux Systems Administrator

About the Role

Careerscape is recruiting on behalf of our client, a national-security technology organization in the Denver, CO area, for a Linux Systems Administrator to maintain secure, reliable Red Hat Linux infrastructure. This hands-on, on-site role focuses on system administration, performance, networking, and user access. This position requires an active TS/SCI clearance with a CI polygraph and U.S. citizenship.

Key Responsibilities

  • Administer Red Hat Linux systems supporting mission operations
  • Apply system patches and manage software through RPM packaging
  • Monitor system performance and tune configurations to improve reliability and responsiveness
  • Maintain Linux networking configurations and troubleshoot connectivity issues
  • Manage user accounts and access through LDAP
  • Harden Linux systems and maintain secure operating configurations
  • Investigate and resolve system administration issues affecting availability and performance

Requirements

  • Active TS/SCI clearance with a CI polygraph and U.S. citizenship
  • Active Security+ or CISSP certification
  • Bachelor’s degree plus 5+ years of relevant experience, or a master’s degree plus 3+ years of relevant experience
  • Hands-on experience administering Red Hat Linux systems
  • Experience with Linux patching, RPM packaging, and performance tuning
  • Knowledge of networking and LDAP-based user management
  • Experience applying Linux security hardening
  • Ability to work on-site
  • Bash and Python scripting experience preferred
  • Experience with Terraform, Ansible, or Chef preferred
  • Windows administration experience preferred
  • Experience with Jenkins, Artifactory, and Amazon Web Services (AWS) preferred

Benefits & Perks

  • Competitive salary ($110,000–$180,000 depending on experience)
  • 401(k) with profit sharing
  • Company-paid healthcare with HSA options
  • Generous paid time off
  • Performance bonuses
  • Certification and tuition reimbursement

Jacob is the Careerscape team member who posted this role. Questions about the role, comp, or fit? Reach out directly.

Message sent. Jacob will get back to you by email.

How This Salary Compares

The midpoint of this role’s $110,000–$180,000 range is $145,000 per year. Here is how that compares with live openings on Careerscape right now:

This role (midpoint)
$145,000
Information Technology jobs — median
$105,000
Colorado jobs — median
$81,250
On-site jobs — median
$72,500

Figures are computed automatically from salary ranges on live Careerscape listings and update as jobs are added or filled. They are informational, not an offer guarantee.

Frequently Asked Questions

How much does a Linux Systems Administrator earn in Colorado?

This position pays $110,000 to $180,000 per year. The midpoint of $145,000 is above the $105,000 median for Information Technology roles currently listed on our board.

Is this Linux Systems Administrator job on-site?

This is a on-site position based in Denver, Colorado.

What experience do I need to apply?

This is listed as a Mid-Senior level role. See the Requirements section above for the specific qualifications the client is looking for.

What benefits does this job include?

Competitive salary ($110,000–$180,000 depending on experience), 401(k) with profit sharing, Company-paid healthcare with HSA options, Generous paid time off, Performance bonuses, Certification and tuition reimbursement.

How competitive is this opening?

Posted on October 13, 2026 with 9 applications so far. Applying early is recommended, as our recruiters begin reviewing candidates as soon as applications come in.

When should I expect to hear back?

Qualified applicants can typically expect a response within 5–7 business days of applying, though depending on the role and the client’s hiring timeline it can occasionally take up to 30 days. Because of the volume of applications we receive, we aren’t always able to send a personalized update to every applicant — but you can check the status of your application anytime in your candidate portal.

How do I apply?

Click Apply Now, fill in your details, upload your resume, and submit — no account required, it takes under two minutes.

Why isn't the employer named?

As a staffing and recruiting agency, we keep our client companies’ names confidential while roles are open — it protects their hiring plans and your candidacy. You’ll be introduced to the employer as you move forward.

Ready to Apply?

Join Careerscape and take the next step in your career

Application Status Active
Positions Available 1

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