Senior Linux Systems Administrator (TS/SCI) | Flexible Hours

Lockheed Martin Corporation; Littleton (CO); On-site; USD 118,000 - 219,000; Full time

Benefits offered by this job

Medical

Dental

Vision

401(k) match

Paid time off

Job summary

Lockheed Martin Corporation seeks an IT professional to support Space division IT systems in the Denver, CO area. The role focuses on managing and securing Linux environments, performing upgrades and automation tasks, and supporting classified programs.

Responsibilities include system administration, configuration management, and vulnerability remediation, with emphasis on thorough security hardening and documented analyses. Remote and after-hours flexibility may be required.

Qualifications

• 5+ years experience administering Red Hat Enterprise Linux server environments.
• Solid understanding of Linux file permissions and log-file troubleshooting.
• Scripting and automation experience (e.g., Ansible, Python, Bash, PowerShell).
• Experience with DISA STIGs and Security Hardening of OS and applications.

Responsibilities

• Provide IT support for multiple classified environments.
• Ensure IT systems are managed, controlled, and compliant with CIPM.
• Perform upgrades, maintenance, and service requests (servers, workstations, containers, networking, storage).
• Conduct system design, integration, verification, and validation analyses.

Skills

Red Hat Enterprise Linux

Linux scripting

System administration

Network troubleshooting

Security hardening

Ansible

PowerShell

Tools

Ansible

PowerShell

Nessus

Splunk

Job description

Lockheed Martin Corporation seeks an IT professional to support Space division IT systems in the Denver, CO area. The role focuses on managing and securing Linux environments, performing upgrades and automation tasks, and supporting classified programs.

Responsibilities include system administration, configuration management, and vulnerability remediation, with emphasis on thorough security hardening and documented analyses. Remote and after-hours flexibility may be required.