Linux Systems Administrator

Salary: $100,000 - 140,000 per year Requirements:

• High school diploma or GED, plus at least 2 years of progressive experience configuring and supporting Linux servers in a large, complex environment
• Background working with tightly integrated systems and data flows, including applying security updates in Linux environments
• Experience producing, maintaining, and communicating detailed technical documentation
• Hands-on experience with domain account administration, especially through Centrify, LDAP, and Active Directory
• Experience using shell scripting to automate administrative duties
• Preferred: experience with Ansible or similar scripting/automation tools
• Preferred: familiarity with our primary automation and configuration management platforms
• Preferred: self-driven mindset with strong interpersonal skills and the ability to influence change across teams
• Active TS/SCI clearance with Polygraph

• Plan, test, install, integrate, and support new and updated operating system releases
• Build and harden Linux servers, establish secure configuration baselines, and apply security and firmware patches promptly
• Create test plans and procedures, manage operating system lifecycles, and design interfaces to external systems
• Investigate, diagnose, and resolve operating system issues in partnership with application development and network teams
• Maintain and continuously update comprehensive documentation for operating system configuration and related responsibilities
• Communicate clearly and collaborate proactively across a large organization with distributed teams

• Active Directory
• Ansible
• Firmware
• Hardware
• Support
• LDAP
• Linux
• Network
• Security

More:

We are seeking a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA. In this role, we support and strengthen our Linux environment alongside a skilled team, ensuring the operating system works seamlessly with hardware and applications across the organization. The position requires strong communication and teamwork across dispersed groups, and it includes physical duties such as working at a computer for extended periods, moving around the office and lab as needed, and interacting frequently with colleagues and customers.

last updated 33 week of 2026