Windows Systems Administrator Team Lead

THE POSITION

We are seeking a Windows Systems Administrator – Team Lead to provide systems engineering and administration support for mission‑critical, contract‑owned systems operating in a classified DoD environment. This role delivers Tier 2 and Tier 3 support, oversees lifecycle maintenance of Windows‑based infrastructure, and leads a team of system administrators in daily operations and engineering activities.

• Oversee and coordinate technical activities of assigned system administrators, providing leadership on enterprise Windows infrastructure operations.
• Provide Tier 3 support for in‑house developed systems and site‑unique enhancements.
• Maintain Windows server operating systems at Government‑required versions.
• Maintain COTS, GOTS, and Open‑Source software at required versions.
• Install, configure, test, administer, and troubleshoot server and client software upgrades.
• Develop engineering assessments of system configurations and recommend improvements.
• Support network monitoring activities and firewall configuration as required.
• Administer Active Directory architecture, DNS, DHCP, and Virtual Desktop Infrastructure (VDI) environments.
• Manage VMware environments including vSphere, ESXi, and vCenter.
• Support SAN storage, enterprise backup and recovery solutions, and automation through Power Shell scripting.
• Participate in change and configuration control processes to ensure compliance within classified DoD environments.

• Position located on‑site

• Minimum active Top Secret Clearance with SCI eligibility; AND
• DoD 8140/8570 Information Assurance Technical Level II (IAT-II) certification; AND
• 10 years of relevant IT systems engineering or systems administration experience supporting enterprise Windows environments.

• Experience supporting systems within classified DoD enterprise environments.
• Experience with Virtual Desktop Infrastructure (VDI).
• Power Shell scripting and automation experience.