💼 Full-Time Position

Windows Systems Administrator - McLean, VA - TS/SCI

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PGTEK
📍 McLean, Virginia, United States
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Location
McLean, Virginia, United States
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Posted
May 16, 2026
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Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Senior System Administrator (Windows)

Location: McLean, VA (transitioning to Chantilly, VA)
Clearance Required: Active TS/SCI with CI Polygraph
Salary Range: $185,000 – $265,000
Travel: Up to 20%



Overview

We are seeking a highly skilled Senior System Administrator to join a dynamic infrastructure team supporting next-generation technologies, including initiatives in the Artificial Intelligence (AI) space. This role is ideal for a hands-on technical expert who thrives in complex environments and is passionate about building, maintaining, and optimizing enterprise systems.


Key Responsibilities:

  • Design, implement, and maintain Windows-based systems, networks, and applications

  • Architect and support enterprise-level Windows infrastructure

  • Administer and manage:


    • Active Directory

    • Group Policy

    • DNS

    • File servers

    • Exchange / enterpr...