Onsite Linux Systems Administrator - Secret Clearance

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

Job summary

Bowhead is seeking a Mid-Level Linux System Administrator to join our IT team in Norco, CA. This 100% onsite role focuses on administering and supporting Linux-based infrastructure as a SME, with DoD environment experience highly desirable.

Responsibilities include installation, patching, hardening, scripting, monitoring, and security management, with collaboration across IT teams to ensure seamless integration and business continuity. A Secret-level clearance is required where applicable.

Qualifications

• 5+ years of Linux system administration experience.
• Experience with Linux distributions (Red Hat, CentOS, Ubuntu).
• Security+ certification or equivalent.
• DoD environment experience preferred.

Responsibilities

• Administers and supports daily operations of Linux-based infrastructure.
• Install, configure, and maintain Linux servers including patching and hardening.
• Serve as the SME for Linux-related issues and guidance to team members.
• Monitor performance, identify bottlenecks, and optimize system stability.
• Implement security controls, access management, and vulnerability scanning.
• Develop and maintain automation scripts (Bash, Python) for routine tasks.
• Troubleshoot complex system issues and document procedures.
• Collaborate with networking, security, and development teams to ensure integration.
• Maintain backup and recovery procedures and ensure data integrity.

Skills

Linux systems administration

Bash

Python

VMware

KVM

Security principles

Troubleshooting

Education

Bachelor's degree in Computer Science, Information Technology, or related field

Tools

Ansible

Puppet

Docker

Kubernetes

Job description

Bowhead is seeking a Mid-Level Linux System Administrator to join our IT team in Norco, CA. This 100% onsite role focuses on administering and supporting Linux-based infrastructure as a SME, with DoD environment experience highly desirable.

Responsibilities include installation, patching, hardening, scripting, monitoring, and security management, with collaboration across IT teams to ensure seamless integration and business continuity. A Secret-level clearance is required where applicable.