Zachary Piper Solutions is seeking a RHEL/Linux System Administrator (Secret clearance REQUIRED) to support a company supporting federal defense programs. This position is fully onsite in Annapolis Junction, MD. This is an incredible opportunity supporting mission-critical systems that require high availability and security compliance. The Linux System Administrator will support and maintain RHEL and Linux environments in a secure enterprise setting.
We welcome anyone with RHEL/Linux adjacent experience to apply!
Responsibilities for the RHEL/Linux System Administrator include:
*MUST possess a Secret Clearance*
• Administer and maintain RHEL 7/8/9 servers, including patching and upgrades.
• Monitor system performance and troubleshoot Linux infrastructure issues.
• Perform backup, recovery, and disaster recovery activities.
• Conduct vulnerability remediation and apply DISA STIG requirements.
• Automate system administration tasks using Ansible, Bash, and Python.
• Collaborate with network, security, and application teams to resolve issues.
Qualifications for the RHEL/Linux System Administrator include:
• Active Secret Security Clearance required.
• 7+ years of Linux Systems Administration experience.
• Strong experience supporting Red Hat Enterprise Linux (RHEL) environments.
• Experience with vulnerability management tools such as Tenable or WebInspect.
• Hands-on experience with Ansible, Bash, Python, or other automation tools.
• Bachelors' degree required
This position was posted on September 4, 2026, and will be open for 30 days.
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