RHEL/Linux Admin

Zachary Piper Solutions; Annapolis, Northern (MD, KY); Hybrid; USD 110,000 - 160,000; Full time

Job summary

Zachary Piper Solutions is seeking a RHEL/Linux System Administrator (Secret clearance REQUIRED) to support a federal defense program. This onsite role is based in Annapolis Junction, MD, delivering high-availability Linux environments and rigorous security compliance.

Responsibilities include administering RHEL 7/8/9 servers, implementing DISA STIGs, automating tasks with Ansible, Bash, and Python, and coordinating with security teams to resolve vulnerabilities.

Qualifications

• Active Secret Security Clearance required.
• 7+ years of Linux Systems Administration experience.
• Strong experience with Red Hat Enterprise Linux (RHEL).
• Experience with vulnerability management tools such as Tenable or WebInspect.
• Hands-on experience with Ansible, Bash, Python, or other automation tools.

Responsibilities

• 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.

Skills

Linux administration experience

Clearance: Secret

Automation skills

Education

Bachelor's degree

Tools

Ansible

Bash

Python

Job description

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.

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.