On-Site Linux SysAdmin (DoD, TS) at China Lake

Aviation Systems Engineering Company; Ridgecrest (CA); On-site; USD 110,000 - 135,000; Full time

Benefits offered by this job

ESOP

Comprehensive benefits

401(k) with match

Tuition assistance

Veteran-friendly

Thriving culture

Job summary

Aviation Systems Engineering Company is seeking a Linux System Administrator to support Navy training systems at NAWS China Lake, CA. This on-site role requires a DoD Top Secret clearance and focuses on securing, sustaining, and optimizing complex DoD environments to enable warfighter readiness.

You will manage Linux/VMware, apply STIGs, use Ansible for automation, and coordinate with DevOps and security teams to ensure RMF/NIST compliance and accurate documentation in Confluence and Jira.

Qualifications

• CompTIA Security+ required; bachelor’s degree in IT, cybersecurity, CS or related field, or 5 years of relevant experience.
• Candidates must obtain an approved OS certification within 90 days of hire.
• 5 years of related system administration experience preferred.
• Strong Linux knowledge mandatory.
• HBSS experience preferred.
• DNS performance/reliability experience.
• PowerShell knowledge preferred.

Responsibilities

• Ensure secure Linux configurations by applying DISA STIGs to prevent misconfigurations and audit issues.
• Manage vulnerability assessments with ACAS and Evaluate STIG; produce accreditation artifacts for ATO compliance.
• Maintain and secure VMware ESXi hypervisors; patch and harden hosts for reliability.
• Automate routine tasks with Ansible to improve consistency and reduce errors.
• Apply RHEL updates monthly to keep environment secure.
• Collaborate with DevOps and security teams to align with RMF, DoD policies.

Skills

Linux admin

Security+ cert

AD domain

DNS performance

PowerShell

RMF

Communication

Self-motivated

Education

Bachelor's degree

Tools

VMware ESXi

Ansible Automation Platform

ACAS

Evaluate STIG

RHEL

Confluence

Jira

Job description

Aviation Systems Engineering Company is seeking a Linux System Administrator to support Navy training systems at NAWS China Lake, CA. This on-site role requires a DoD Top Secret clearance and focuses on securing, sustaining, and optimizing complex DoD environments to enable warfighter readiness.

You will manage Linux/VMware, apply STIGs, use Ansible for automation, and coordinate with DevOps and security teams to ensure RMF/NIST compliance and accurate documentation in Confluence and Jira.