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Full time
Technology
MA

Senior Systems Administrator

MANTECHChantilly, VA🇺🇸United StatesPosted Sep 28, 2026

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Chantilly, VA, United States
Posted
23 hours ago

Job Description

Senior Systems Administrator | Chantilly, VA, United States | On-site

We are seeking a skilled Senior Systems Administrator for a leading technology services company that provides innovative solutions to government and commercial clients. Join a dynamic team focused on delivering critical IT support and optimizing system performance.

The Role

  • Maintain and troubleshoot Windows servers, workstations, and peripherals.
  • Provide Windows system administration, including account management, software installation, and system monitoring.
  • Manage domain controllers, file servers, and application servers.
  • Receive and triage customer incidents using a ticketing system, following standard operating procedures.
  • Perform remote troubleshooting and escalate unresolved issues effectively.
  • Engage with customers and ensure proper incident closure.

What You'll Need

  • Bachelor's Degree in IT, Cybersecurity, Data Science, Information Systems, or Computer Science with 4+ years of experience, or 8+ years of experience as a Systems Administrator.
  • DoD 8570 IAT Level II certification (e.g., Security+).
  • Experience with network troubleshooting.
  • Knowledge of system security, data backup/recovery, and network monitoring.
  • Must possess a current/active Top Secret-SCI clearance adjudicated within the last 6 years.

What's On Offer

  • Opportunity to work with cutting-edge technology.
  • Contribute to impactful projects for significant clients.
  • Professional development and growth opportunities.
  • Collaborative and supportive work environment.

Apply via Haystack today!

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