CMAC Systems Administrator — Onsite, TS/SCI

Amentum; Colorado Springs (CO); On-site; USD 85,000 - 100,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

401(k) matching retirement

Paid time off and holidays

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a CMAC Systems Administrator to support NORAD IT at Cheyenne Mountain Space Force Station, Colorado. The role requires TS/SCI eligibility, significant Linux/Windows expertise, VMware proficiency, and strong networking know-how.

On-site work and potential travel up to 10% are expected. Responsibilities include OS installation, patching, backup/recovery, system monitoring, and collaboration with IT teams to maintain critical C2 and ITW/AA capabilities.

Qualifications

• The candidate must hold an active Top Secret with SCI eligibility.
• 5+ years of general work experience and 2+ years in related roles are required.
• Experience with Red Hat Linux, Windows OS, VMware, and network tech is essential.

Responsibilities

• Install OS software, patches, and upgrades.
• Troubleshoot and resolve system hardware, software, and networking issues.
• Configure, optimize, and monitor OS and hardware.
• Perform backups, recovery, and server builds.
• Provide admin support for databases, configs, and system interfaces.
• Manage file servers and network access, documenting anomalies.
• Coordinate upgrades and maintenance; travel as needed.
• Offer guidance and training; back up other admins.
• Order replacement hardware/software and handle warranty claims.

Skills

Red Hat Enterprise Linux

Windows Server Administration

VMware

LAN/WAN networking

System backups & recovery

Education

AS degree in computer field

VCP/VCAP

Tools

Remote Desktop

Remedy trouble-ticket

Job description

Amentum is seeking a CMAC Systems Administrator to support NORAD IT at Cheyenne Mountain Space Force Station, Colorado. The role requires TS/SCI eligibility, significant Linux/Windows expertise, VMware proficiency, and strong networking know-how.

On-site work and potential travel up to 10% are expected. Responsibilities include OS installation, patching, backup/recovery, system monitoring, and collaboration with IT teams to maintain critical C2 and ITW/AA capabilities.