Intermediate to Advanced level HPC Workload System Administrator at Leidos, supporting the DoD HPC Modernization Program. Engage in operations, testing, deployment, and administrative support for high performance computing environments.
MH
Onsite UNIX/Windows System Administrator – Systems Administrator 3
Posted 6 days ago
About the role
- UNIX/Windows System Administrator ensuring operational systems at Beale AFB, CA for ISR missions. Collaborating daily to maintain classified and unclassified systems for global operations.
Responsibilities
- Ensure continuous availability of classified and unclassified UNIX and Windows systems
- Provide daily system administration, maintenance, and troubleshooting support
- Sustain operating capability across servers, workstations, and virtualized environments
- Diagnose and resolve hardware and software issues across hybrid infrastructures
- Support users with system access, configuration, and technical assistance
- Maintain secure, compliant, and mission‑ready IT environments
- Assist with technical project development and implementation
- Support system upgrades, enhancements, and modernization initiatives
- Collaborate with team members to integrate new capabilities into existing environments
- Maintain accurate system documentation and configuration records
- Ensure compliance with DoD, Air Force, and security directives
- Support audit readiness and system security requirements
Requirements
- 6 years relevant experience with Bachelors in related field; 4 years relevant experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
- Previous experience as a System Administrator in a hybrid Windows/UNIX environment
- CompTIA Security+ CE (or higher) in accordance with DoD 8570.01‑M
- Strong foundational knowledge of troubleshooting hardware and software infrastructures
- Active TS/SCI clearance
- Valid passport
Benefits
- best-in-class medical, dental and vision plan choices
- wellness resources
- employee assistance programs
- Savings Plan Options (401(k))
- financial planning tools
- life insurance
- employee discounts
- paid holidays and paid time off
- tuition reimbursement
- early childhood and post-secondary education scholarships
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