Mission-Critical Windows Systems Admin (Hawaii)

Amentum; Waimea/Kamuela (HI); On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

401(k) matching

Educational reimbursement

Parental leave

Employee stock purchase plan

Disability and life insurance

Pet insurance

Job summary

Amentum seeks a Systems Administrator (Windows) to support the Pacific Missile Range Facility networks in Kauai, HI. The role administers Windows Server environments, manages AD/DNS/DHCP and GPOs, and enforces RMF/CYBER policies across classified and unclassified networks.

Responsibilities include patching, imaging, scripting, and virtualization support. Collaboration with cybersecurity teams and incident response are essential, with site visits and occasional at-sea duties.

Qualifications

• Associate's degree required; substitution: high school diploma with 4 years of IT/SysAdmin experience accepted.
• 1 year of System Administration/IT experience required; related work may substitute for degree.
• Must understand IT systems and advanced infrastructure concepts.
• Must be proficient with PC hardware, software and office equipment.

Responsibilities

• Administer and maintain Windows Server environments across Navy networks (classified and unclassified).
• Manage Active Directory, DNS, DHCP, and GPOs across domains.
• Implement RMF security controls and ensure DISA STIGs compliance.
• Apply and manage patches per DoW and Navy patch policies.
• Manage imaging and deployment using SCCM, VMware, and Nutanix.
• Develop PowerShell scripts to automate admin tasks.
• Support virtualization platforms (VMware, Hyper-V) and lifecycle of VMs.
• Coordinate with cybersecurity teams for ATO packages and audit readiness.
• Maintain documentation, baselines, and SOPs; participate in CCBs/CMBs.
• Assist with incident response, forensic analysis, and disaster recovery planning.

Skills

Windows Server administration

Active Directory

PowerShell scripting

VMware

Nutanix

RMF/DoD cybersecurity controls

Patch management

Group Policy Objects

Troubleshooting

Backup/Disaster recovery concepts

Education

Associate's degree

Tools

SCCM

MECM

Nutanix

VMware

Job description

Amentum seeks a Systems Administrator (Windows) to support the Pacific Missile Range Facility networks in Kauai, HI. The role administers Windows Server environments, manages AD/DNS/DHCP and GPOs, and enforces RMF/CYBER policies across classified and unclassified networks.

Responsibilities include patching, imaging, scripting, and virtualization support. Collaboration with cybersecurity teams and incident response are essential, with site visits and occasional at-sea duties.