ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now

Windows Systems Administrator It Support Jobs

windows systems administrator it support

Viewing 1 - 20 of 2,034

Windows Systems Administrator It Support Jobs requiring security clearance

Show:
Sort by:

Systems Administration Support Specialist (Windows OS)

SOSi
Wiesbaden(On-Site/Office)
Posted 1 week ago
Secret
Not Specified

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

user avatar

Senior Systems Administration Support Specialist (Windows OS)

SOSi
Wiesbaden(On-Site/Office)
Posted 1 week ago
Secret
Not Specified

Company DescriptionFounded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions,...

user avatar

Windows Systems Administrator

NorthHill Technology Resources
Mclean, VA(On-Site/Office)
Posted 3 weeks ago
5+ yrs exp
TS/SCI
CI Polygraph

NorthHill Technology Resources has a need for Windows Systems Administrator to support a critical Federal Program in Mclean, VA. This is a direct-hire role with our client, a highly-respected firm in...

user avatar

Systems Administrator (Windows & Linux)

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Pearl City, HI(On-Site/Office)
Posted 3 days ago
Secret
Not Specified

*Active Secret Clearance required for consideration* Zachary Piper Solutions is looking for a Systems Administrator candidate to provide Linux and Windows server administration support for a NAVY Pr...

user avatar

System Administrator (Windows)

Nebraska Defense Research Corporation
Bellevue, NE(On-Site/Office)
Posted 2 months ago
5+ yrs exp
Top Secret

Position Description: The Windows System Administrator is responsible for providing technical support and troubleshooting for a range of Windows based systems, ensuring compliance with DoD 8570.01-M ...

N

Linux/Windows Systems Administrator

Ascension Federal Services Inc
Arlington, VA(On-Site/Office)
Posted over 6 months ago
5+ yrs exp
Secret

Linux/Windows Systems Administrator Location: Springfield, VA Clearance: Secret Position Overview: The Linux/Windows Systems Administrator is responsible for the design, implementation, maintenan...

user avatar

SharePoint Administrator

Abacus Technology Corporation
Quantico, VA(On-Site/Office)
Posted over 6 months ago
2+ yrs exp
Top Secret

Job Title: SharePoint Administrator Job Location: Quantico, Virginia Overview: Abacus Technology is seeking a SharePoint Administrator to provide technical support for the US Air Force Office of Spe...

user avatar

Systems Engineer

OMW Consulting
Lorton, VA(On-Site/Office)
Posted over 6 months ago
5+ yrs exp
Top Secret

Position: L2/L3 Systems Administrator/Engineer Location: Lorton, VA Experience: 7 years Security Clearance: Top Secret This is an onsite opportunity. Only considering 1099/C2C arrangements. Responsi...

user avatar

Systems Administrator

TEKsystems c/o Allegis Group
Vicksburg, MS(On-Site/Office)
Posted 4 months ago
5+ yrs exp
Secret

Top Skills' Details 1. 3+ years' experience with Windows Systems Administration (Windows Server/Active Directory/VMware) 2. Active CompTIA Security+ CE 3. Active SECRET clearance Description **TH...

user avatar

System Administrator

Ready Support Services LLC
Mclean, VA(On-Site/Office)
Posted 1 month ago
5+ yrs exp
TS/SCI
CI Polygraph

If you enjoy working with new technologies, enterprise-leading equipment, and have a passion for building and maintaining infrastructures, we would like to speak to you. This position will play a key ...

user avatar

Sr. Integrator - Windows Server

ALTA IT Services
Washington, DC(On-Site/Office)
Posted 2 weeks ago
Public Trust

Security Clearance: Must be able to obtain Public Trust Job Summary : The Senior Integrator will provide systems integration and systems administration support for Operations and Maintenance (O&M) a...

user avatar

Senior Systems Administrator - Windows/Linux Dual-Stack Speciali

MANTECH
Fairmont, WV(On-Site/Office)
Posted 2 months ago
Secret
Not Specified

MANTECH seeks a motivated and customer-oriented Senior Systems Administrator - Windows/Linux Dual-Stack Specialist to join our team in Boulder, CO. or Fairmont WV This role is part of the Infrastructu...

user avatar

Systems Administrator II (SA2)

ARMADA Ltd.
Philadelphia, PA(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

Type: Full Time Location: Philadelphia, PA Overtime Exempt: Exempt Reports To: ARMADA HQ Travel Required: Yes Security Clearance Required: Active Secret Security Clearance ************CONT...

user avatar

Windows System Admin

Super Systems Inc
Dahlgren, VA(On-Site/Office)
Posted 2 weeks ago
2+ yrs exp
Secret

Windows System Administrator Clearance: Secret Location: Onsite – Dahlgren, VA Salary: 65-75K Position Description: SSi is seeking a Systems Administrator (Windows) to provide customer support and ...

user avatar

Systems Administrator

Abacus Technology Corporation
Quantico, VA(On-Site/Office)
Posted over 6 months ago
2+ yrs exp
TS/SCI

Job Title: Systems Administrator Job Location: Quantico, Virginia Overview: Abacus Technology is seeking a Systems Administrator to provide technical support for the US Air Force Office of Special I...

user avatar

Windows System Administrator

TEKsystems c/o Allegis Group
Dahlgren, VA(On-Site/Office)
Posted 3 weeks ago
2+ yrs exp
Top Secret

Title: Windows System Administrator Location: Dahlgren, Virginia (ON-SITE) Clearance Required: Top Secret Certification Required: Security+ or IAT Level II Cert Top Skills Required: • System Admin...

user avatar

Systems Administrator (Junior)

TEKsystems c/o Allegis Group
Dahlgren, VA(On-Site/Office)
Posted over 6 months ago
5+ yrs exp
Top Secret

Top Skills' Details -IAT Level II Cert and Interim or Active Secret Clearance -Minimum 1- 2syears' experience in system administration of windows-based workstations, exp. with drivers, dell machines/w...

user avatar

Senior Windows Engineer

Powder River Industries
Washington, DC(On-Site/Office)
Posted over 6 months ago
5+ yrs exp
Top Secret

Description: Powder River Industries is looking for a Senior Windows Engineer who will provide support to our customer. This position is located in Washington DC. A successful candidate will provide W...

user avatar

Mid Systems Administrator

New
Zigabyte Corporation
Apply today! Be one of the first candidates to apply for maximum exposure.
Mcb Quantico, VA(On/Off-Site)
Posted 4 days ago
5+ yrs exp
Top Secret

Job Title: Mid Systems Administrator Job Location: Quantico, Virginia Overview: Zigabyte is seeking a Systems Administrator to provide technical support for the US Air Force Office of Special Investi...

user avatar

Windows Systems Admin- Tier 2

TEKsystems c/o Allegis Group
Dahlgren, VA(Off-Site/Hybrid)
Posted 3 weeks ago
2+ yrs exp
Secret

Teksystems seeks a Systems Administrator (Windows) to provide customer support and technical assistance to users supporting a Research, Development, Test and Evaluation Program in Dahlgren, VA at the ...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Pay My Bill
  • Contact Us
  • EULA
Download on the App StoreGet it on Google Play

© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service.