System Administrator

General information

Requisition # R64638 Locations USA-WA-Bremerton Posting Date 12/05/2025 Security Clearance Required Secret Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career, and customer-oriented Systems Administrator to join our team at the Puget Sound Naval Shipyard in Bremerton, Washington. This is an onsite position.

This position plays a key role in providing IT support for various Windows and Linux-based technologies, ensuring the stability, security, and efficiency of our systems while supporting mission-critical operations. This is part of a dynamic environment that has opportunities for technical growth and innovation.

Responsibilities include but are not limited to:

• Provide IT systems support for a wide range of Windows & Linux based technologies, including Microsoft Server 2016/2019/2022, Red Hat Enterprise Linux 8/9, DHCP, DNS, Active Directory, and Group Policy Editor

• Manage the installation and integration of hardware, system fixes, updates, and enhancements

• Resolve hardware/software interface and interoperability problems

• Troubleshoot and resolve complex or non-routine issues

• Write and maintain documentation for supported services, processes, and configurations

• Maintain relationships with customers with diverse needs and offer solutions tailored to their requirements

• Review, plan, test, and implement Security Technical Implementation Guidelines (STIGs)

• Support the development and maintenance of Operating Systems by ensuring the system's stability and security

• Provide recommendations for system improvements and troubleshooting

• Work closely with other IT professionals, contractors, and vendors to optimize the operational capabilities of the systems

Minimum Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related scientific discipline with 2+ years of IT experience, particularly in IT systems administration or related fields. An Associate’s degree with 4+ years or a High School Diploma with 6+ years of Systems Support/Administration experience may be accepted in lieu of degree

• Must possess an active IAT II Cybersecurity Workforce IA Certification (e.g., Security+ CE, CISSP, CCNA Security, CySA+, etc.)

• Must be able to obtain an Operating System Certificate (e.g., Azure Administrator Associate) within 6 months of hire

Prefer