UNIX/Windows System Administrator (Systems Administrator 3) 26605
About The Position
HII Mission Technologies is currently seeking a UNIX/Windows System Administrator to support our work at Beale AFB, CA. The U‑2 enterprise relies on secure, resilient, and continuously available information systems to execute some of the Air Force’s most demanding ISR missions. Your expertise ensures that both classified and unclassified systems remain operational, protected, and ready to support global operations around the clock. What This Role Offers - A critical position supporting 24/7/365 mission‑essential system operations Hands‑on work across both UNIX and Windows environments in a high‑visibility ISR mission Opportunities to support technical projects, system upgrades, and modernization efforts Daily collaboration with a diverse team supporting advanced mission systems A chance to directly influence mission continuity, cyber readiness, and system performance
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
Nice To Haves
- Bachelor’s degree in Computer Science or a related technical field
- Experience with license managers in Windows and UNIX environments
- Scripting, coding, or programming experience (Java, .NET, or similar)
- High‑Performance Computing (HPC) experience
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
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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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Number of Employees
5,001-10,000 employees
