Linux Systems Administrator

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Linux Systems Administrator

Role: Linux Systems Administrator (Multiple Exp levels)

Location: Fairfax, VA

Salary: $130,000 - $220,000 + Exceptional Benefits (Total Compensation up to $330,000)

Clearance: Active TS clearance with SCI eligibility

Benefits

• Employer-funded 401(k) contribution worth 25% of base salary
• Flexible benefits allowance worth 25% of base salary (take as benefits or additional compensation)
• Up to 8 weeks PTO
• Medical, Dental & Vision coverage
• Life Insurance
• 100% tuition reimbursement (Degrees, Certifications & Professional Development)
• Flexible working hours
• Long-term, mission-critical programs supporting the US Intelligence Community

We're supporting a highly regarded technology organization delivering critical solutions across the US Intelligence and National Security community, who are searching for a Linux Systems Administrator.

As demand across several long-standing programs continues to grow, they are looking to add a Linux Systems Administrator to their Fairfax, VA team. This is an opportunity to work within a large-scale enterprise environment supporting infrastructure that underpins some of the most technically challenging and important missions.

The role offers exposure to both traditional enterprise platforms and modern cloud-native technologies, making it ideal for someone who enjoys solving complex infrastructure problems while continuing to develop their technical skillset.

Responsibilites

• Administering and supporting enterprise Linux environments
• Maintaining infrastructure across physical, virtual and cloud-based platforms
• Managing operating system upgrades, patching and security remediation
• Monitoring system performance, availability and capacity
• Troubleshooting hardware, operating system and network-related issues
• Supporting application deployments and infrastructure enhancements
• Building, testing and validating new server environments
• Working closely with engineering teams to improve automation, reliability and scalability

• Administering and supporting enterprise Linux environments
• Maintaining infrastructure across physical, virtual and cloud-based platforms
• Managing operating system upgrades, patching and security remediation
• Monitoring system performance, availability and capacity
• Troubleshooting hardware, operating system and network-related issues
• Supporting application deployments and infrastructure enhancements
• Building, testing and validating new server environments
• Working closely with engineering teams to improve automation, reliability and scalability

• Kubernetes, Docker or containerized environments
• Cloud platforms and cloud-native architectures
• Puppet, GitLab or other configuration management tools
• GPFS / IBM ESS
• Directory services administration
• Enterprise storage technologies including SAN and Fibre Channel

Applicants must hold an active TS clearance with SCI eligibility. Candidates already holding TS/SCI are strongly encouraged to apply.

Keywords

Linux Administrator, Linux Systems Administrator, Systems Engineer, Infrastructure Engineer, Red Hat, RHEL, CentOS, Rocky Linux, Kubernetes, Docker, Cloud Engineer, DevOps, Puppet, GitLab, Python, Bash, VMware, Storage, SAN, Fibre Channel, TS Clearance, TS/SCI Eligible, Intelligence Community, Defense, Government Contracting.

Location: Fairfax, Virginia | Salary: $130000 - $220000 per year | Job type: Permanent | Posted: 12/06/2026

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