ClearanceJobs
  • Candidates
  • Employers
  • Hiring Companies
  • News & Career Advice
  • Login
  • Register now
Experience
City
State
Clearance
Posted Within
Employer Name
Country
Job Category
Job Type
Polygraph
Remote/Hybrid
Salary
IT - Support

IT - Support Jobs

Showing 925 Jobs

Sort by:

Systems Engineer

New
Executive Management Services, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Dayton, OH(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
CI Polygraph

Seeking a superior qualified Systems Engineer to join a mission-focused team that maintains applications, services, microservices, Platform as a Service (PaaS), and support services. The effort requir...

user avatar

Junior Linux PKI Administrator [$179k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
2+ yrs exp
Intel Agency
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Manage Linux systems, PKI, TLS, and cryptography. • Support IP networking...

user avatar

Junior Linux PKI Administrator [$179k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
2+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Manage Linux systems, PKI, TLS, and cryptography. • Support IP networking...

user avatar

Senior Linux Automation Administrator [$237k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Manage and maintain Linux operating systems. • Oversee KVM virtualization...

user avatar

Senior Linux Automation Administrator [$237k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
10+ yrs exp
Intel Agency
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Manage and maintain Linux operating systems. • Oversee KVM virtualization...

user avatar

Senior Linux Systems Administrator [$237k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
10+ yrs exp
Intel Agency
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Administer Linux and Windows environments, including Windows Server. • Im...

user avatar

Senior Linux Systems Administrator [$237k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
10+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Administer Linux and Windows environments, including Windows Server. • Im...

user avatar

Mid-Level Linux HPC Sysadmin [$226k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
5+ yrs exp
Intel Agency
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Manage Linux systems and high-performance compute hardware for CNO capabilities....

user avatar

Mid-Level Linux HPC Sysadmin [$226k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Manage Linux systems and high-performance compute hardware for CNO capabilities....

user avatar

Mid-Level Cloud Observability Engineer [$257k/yr+] TS/SCI-FS Pol

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Herndon, VA(On-Site/Office)
Posted today
5+ yrs exp
Intel Agency
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Design, operate, and enhance cloud native observability and reliability capabili...

user avatar

Mid-Level Cloud Observability Engineer [$257k/yr+] TS/SCI-FS Pol

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Herndon, VA(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Design, operate, and enhance cloud native observability and reliability capabili...

user avatar

Mid-Level Linux Systems Administrator [$244k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
5+ yrs exp
Intel Agency
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Administer and manage complex systems environments. • Perform provisionin...

user avatar

Mid-Level Linux Systems Administrator [$244k/yr+] TS/SCI-FS Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis Junction, MD(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI
Full Scope Polygraph

Candidates must already possess an active Top Secret/SCI w/ Full Scope Polygraph to be considered. Summary: • Administer and manage complex systems environments. • Perform provisionin...

user avatar

Systems Administrator [$200k/yr+] TS/SCI-CI Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Naval Research Laboratory, DC(On-Site/Office)
Posted today
2+ yrs exp
Intel Agency
CI Polygraph

Candidates must already possess an active Top Secret/SCI w/ CI Polygraph to be considered. This is a future position anticipated for summer 2026. Summary: • Oversee comprehensive Systems ...

user avatar

Systems Administrator [$200k/yr+] TS/SCI-CI Poly

New
SYSTOLIC
Apply today! Be one of the first candidates to apply for maximum exposure.
Naval Research Laboratory, DC(On-Site/Office)
Posted today
2+ yrs exp
TS/SCI
CI Polygraph

Candidates must already possess an active Top Secret/SCI w/ CI Polygraph to be considered. This is a future position anticipated for summer 2026. Summary: • Oversee comprehensive Systems ...

user avatar

Mid Operations Support

New
Shee Atiká Government Services (SGS)
Apply today! Be one of the first candidates to apply for maximum exposure.
Oklahoma City, OK(On-Site/Office)
Posted today
5+ yrs exp
Public Trust

Alaska Northstar Resources (ANR) is searching for an Operations Support person to join their team on a long-term effort located at Tinker AFB in Oklahoma City. The Mid Operations Support person will...

user avatar

System Administrator

New
Insight Global, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Huntsville, AL(On-Site/Office)
Posted today
5+ yrs exp
Top Secret

Position: System Admin Client: Trace3Gov Location: Huntsville, AL Duration: Perm / Direct hire Salary: $115K - $130K Clearance: Top Secret Required Skills •Active Top Secret Security Clearance •IAT ...

user avatar

DevSecOps Engineer

New
Endurion
Apply today! Be one of the first candidates to apply for maximum exposure.
Hill Afb, UT(On-Site/Office)
Posted today
5+ yrs exp
TS/SCI

DevSecOps Engineer Endurion is a rapidly growing defense contractor headquartered in Tampa, FL with strategic partner locations across the globe. As a growing business with a tight nit family feel, En...

user avatar

Temporary Helpdesk Technician

New
CSA Global LLC
Washington, DC(On-Site/Office)
Posted today
5+ yrs exp
Secret
Not Specified

<br><br>> Temporary Helpdesk Technician<br><br><a><br>CSA Global LLC<br></a><br><br>Temporary Helpdesk Technician<br><br>...

user avatar

Help Desk Specialist

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

Zachary Piper Solutions is seeking a Help Desk Specialist to support a company focused on enterprise IT and cybersecurity services for government networks. This position is on-site at Kansas City, Mis...

user avatar
ClearanceJobs
  • About Us
  • Support
  • Browse Jobs
  • Security Clearance FAQs
  • AgileATS
  • FedWork
  • Blog
Download on the App StoreGet it on Google Play
© 2026 ClearanceJobs - All rights reserved. ClearanceJobs is a DHI service .
  • Pay My Bill
  • EULA
  • Privacy Policy
  • Terms of Service
  • My Privacy Rights
  • Contact Us