Linux Administrator

Systems Engineer III – Linux Administrator

Location: Kirkland, WA / San Diego, CA

Job Summary

We are seeking an experienced Linux Administrator to support enterprise Linux infrastructure, security remediation, patching, automation, and day-to-day OS engineering operations. The ideal candidate should have strong hands-on Linux Administration experience with Puppet, Bash, and Red Hat environments.

Key Responsibilities

• Administer and support enterprise Red Hat Linux (RHEL 8/9) environments.
• Perform Linux security remediation, patching, hardening, and vulnerability management.
• Support and maintain Puppet automation/configuration management.
• Use Bash/Shell scripting for system administration and automation.
• Troubleshoot Linux incidents, service issues, and infrastructure problems.
• Support CIS compliance and security remediation activities.
• Coordinate with Security, Infrastructure, and Application teams.
• Perform root cause analysis and support ongoing KTLO operations.

Required Experience

• Strong Linux Administrator experience in enterprise environments.
• Strong familiarity with Puppet and configuration management.
• Familiarity with Bash/Shell scripting.
• Familiarity with Red Hat / RHEL 8 & RHEL 9.
• Experience with Linux patching, vulnerability remediation, and security hardening.
• Strong troubleshooting and operational support experience.