The Digital Modernization Sector at Leidos is seeking A Red Hat Linux System Administrator. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer’s success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

If this sounds like an environment where you can thrive, keep reading!

Day-to-day duties:

• Manage the full lifecycle of Red Hat Enterprise Linux (RHEL) servers, including deployment, configuration, patching, and maintenance on virtual platforms (VMware).

• Use Red Hat Satellite for large-scale system management, including: Configuring and managing software repositories, content views, and life cycle environments. Orchestrating patch management and security updates across the enterprise infrastructure to ensure compliance

• Develop and implement automation for routine administrative tasks and infrastructure deployment using Ansible and Bash/Python scripting.

• Conduct advanced system monitoring, performance tuning, and root cause analysis to ensure optimal system health, stability, and performance.

• Create and maintain detailed system documentation, procedures, and knowledge base articles for use by other team members and junior administrators.

Minimum Requirements

• Required Clearance: TS/SCI with Poly

• Candidate must have 10 years of experience that can be a combination of work history and education. This equates to a Doctorate and 3 years, master’s and 4 years, bachelor’s and 6 years, associates and 8 years or HS diploma and 10 years.

• Must be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2.

• 3-6 years of experience of hands on Red Hat Enterprise Linux system administration.

Strong problem-solving abilities, attention to detail, and excellent communication skills are essential for collaborating within a team and with stakeholders.

Desired Qualifications:

• Practical experience applying DISA STIGs and DoD security checklists for system hardening in a production environment.

• Ability to automate STIG compliance tasks and configuration management using scripting (Bash, Python) and configuration management tools like Ansible.

• Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE) or other advanced Red Hat Specialist certifications.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

February 2, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $73,450.00 - $132,775.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.