Onsite Linux Systems Admin (Mid-Level) – DoD Secret Clearance

UIC; Corona (CA); On-site; USD 100,000 - 110,000; Full time

Job summary

Bowhead is seeking a Mid-Level Linux System Administrator for a strictly on-site role in Norco, CA. You will manage Linux infrastructure, apply security hardening, and work with DoD-aligned practices.

The ideal candidate has 5+ years of Linux administration experience, scripting skills, and familiarity with virtualization and containerization tools. A Secret-level clearance is preferred, and onsite work is required.

Qualifications

• Bachelor's degree or equivalent experience.
• 5+ years of Linux system administration experience.
• Strong Linux knowledge including kernel, services, and security.

Responsibilities

• Administer and maintain Linux servers (Red Hat/CentOS/Ubuntu).
• Apply security hardening and patching across systems.
• Monitor performance and optimize stability.
• Develop scripts to automate tasks (Bash, Python).
• Create and maintain system documentation.

Skills

Linux systems

Bash

Python

System hardening

Performance monitoring

Education

Bachelor's degree in Computer Science or related field

Tools

VMware

KVM

Ansible

Puppet

Docker

Kubernetes

Job description

Bowhead is seeking a Mid-Level Linux System Administrator for a strictly on-site role in Norco, CA. You will manage Linux infrastructure, apply security hardening, and work with DoD-aligned practices.

The ideal candidate has 5+ years of Linux administration experience, scripting skills, and familiarity with virtualization and containerization tools. A Secret-level clearance is preferred, and onsite work is required.