Senior Linux Systems Admin - DoD/SCI Eligible (Onsite)

General Dynamics Information Technology, Inc.; Washington (District of Columbia); On-site; USD 108,000 - 127,000; Full time

Benefits offered by this job

Full-flex work week

401K with company match

Job summary

General Dynamics Information Technology, Inc. is seeking a Linux Administrator to support enterprise IT operations in the Washington, DC area.

You will install, configure, and harden Linux servers, monitor performance, perform patching, and maintain IaC/CaC pipelines to ensure reliability and security. The role requires 5+ years of hands-on Linux administration experience, a related degree, and DoD 8140 II compliant practices.

Qualifications

• Bachelor's degree or equivalent in CS/IT.
• 5+ years of hands-on Linux System Administrator experience in enterprise environments.
• Top Secret clearance and SCI eligibility; DoD 8140 IAT II compliant.

Responsibilities

• Install, configure, harden, and maintain Linux-based servers and services in production and non-production environments.
• Proactively monitor system performance and availability; diagnose issues and implement corrective actions.
• Execute regular system updates, patch management, and security configurations in line with best practices.
• Use scripts and automation tools to streamline routine tasks.
• Troubleshoot hardware, software, and network issues; collaborate with cross-functional teams.

Skills

Backup and Recovery (Software)

Critical Systems

IT Infrastructure

Education

Bachelor’s degree in Computer Science, Information Technology, or related discipline

Tools

IaC tools

Job description

General Dynamics Information Technology, Inc. is seeking a Linux Administrator to support enterprise IT operations in the Washington, DC area.

You will install, configure, and harden Linux servers, monitor performance, perform patching, and maintain IaC/CaC pipelines to ensure reliability and security. The role requires 5+ years of hands-on Linux administration experience, a related degree, and DoD 8140 II compliant practices.