Windows Systems Administrator (MSIC)

COLSA Corporation • Huntsville, AL

2d • Onsite

About The Position

COLSA Corporation is seeking a Windows Systems Administrator to support the Missile and Space Intelligence Center (MSIC) in Huntsville, Alabama. This on-site role involves administering, maintaining, and securing a highly virtualized IT environment, including Windows Server systems, Nutanix hyperconverged infrastructure (HCI), virtual desktop infrastructure (VDI), and high-performance computing (HPC) systems. The selected candidate will help ensure these systems remain secure, reliable, and operating efficiently to support mission requirements.

The role includes architecting, deploying, and maintaining Windows Server and Workstation environments running primarily on Nutanix HCI; administering enterprise-scale Windows VDI and specialized Windows-based HPC environments; maintaining STIG compliance and managing patching and vulnerabilities across isolated networks; providing technical support and managing Active Directory and user environments; and evaluating technology and automating administration to support future infrastructure and site refreshes.

Responsibilities

• Architect, deploy, and maintain Windows Server and Workstation environments running primarily on Nutanix HCI.
• Manage hypervisor resources, storage containers, and bare-metal systems.
• Administer enterprise-scale Windows Virtual Desktop Infrastructure (VDI) and specialized Windows-based high-performance computing (HPC) environments.
• Execute STIG compliance, operating system and application patching, and continuous vulnerability management across isolated networks.
• Provide end-to-end technical support and system troubleshooting for the enclave’s user base.
• Manage Active Directory and user environments.
• Develop administrative automation and evaluate next-generation hardware and software solutions for site refreshes.

What This Job Offers

• Job Type: Full-time
• Education Level: No Education Listed