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

Linux Unix Systems Administrator Jobs

linux unix systems administrator

Viewing 1 - 20 of 479

Linux Unix Systems Administrator Jobs requiring security clearance

Show:
Sort by:

OCONUS Senior Systems Administrator (location is Camp Humphreys,

Empower AI
Jongno-gu(On-Site/Office)
Posted over 6 months ago
Secret
Not Specified

OverviewEmpower AI is AI for government. Empower AI gives federal agency leaders the tools to elevate the potential of their workforce with a direct path for meaningful transformation. Headquartered i...

user avatar

Senior Systems Engineer II (Unix/Linux)

TMC Technologies
Pocatello, ID(On-Site/Office)
Posted 3 weeks ago
Top Secret
Not Specified

TMC is in immediate need of a Senior Systems Engineer II (Unix/Linux) to support our federal client located in Pocatello, ID. This position is responsible for design, deployment, testing, certificatio...

user avatar

Systems Administrator (Windows & Linux)

Zachary Piper Solutions, LLC
Pearl City, HI(On-Site/Office)
Posted 1 week 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

Systems Administrator

New
Riverside Research
Apply today! Be one of the first candidates to apply for maximum exposure.
Beavercreek, OH(On-Site/Office)
Posted today
Secret
CI Polygraph

Riverside Overview Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high-end technical services, research an...

user avatar

Systems Administrator

Riverside Research
Beavercreek, OH(On-Site/Office)
Posted 1 month ago
Secret
CI Polygraph

Riverside Overview Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high-end technical services, research an...

user avatar

Site Reliability Engineer

Nightwing
Sterling, VA(On-Site/Office)
Posted over 6 months ago
TS/SCI
Polygraph

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabi...

user avatar

Advanced System Admin Specialist

APR Consulting, Inc.
Dedham, MA(On-Site/Office)
Posted 2 months ago
Secret
Not Specified

Our DoD/Aerospace client is looking to fill an Advanced System Admin Specialist - Secret position that just opened in Dedham, MA. In this role, you will serve as a critical interface for technical iss...

user avatar

Advanced Systems Admin Specialist - Secret

APR Consulting, Inc.
Dedham, MA(On-Site/Office)
Posted 2 months ago
Secret
Not Specified

Our DoD/Aerospace client is looking to fill an Advanced System Admin Specialist - Secret position that just opened in Dedham, MA. In this role, you will serve as a critical interface for technical iss...

user avatar

Systems Administration

Indotronix International Corp
Melbourne, FL(On/Off-Site)
Posted over 6 months ago
5+ yrs exp
Public Trust

Job Title: Systems Administration - Contractor - L4 Location: Melbourne, Florida, USA, 32919 Duration : 12 Months(Temp to Perm) Pay Rate$60/hr on w2(110k) Must Have- JOB DESCRIPTION: Candidate wi...

user avatar

SR Splunk Engineer

Peraton
Chantilly, VA(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

user avatar

IDS/IPS Cyber Engineer

Zachary Piper Solutions, LLC
Reston, VA(On-Site/Office)
Posted 1 week ago
TS/SCI
CI Polygraph

*Active TS/SCI clearance and willingness to sit for CI Poly needed for consideration* Zachary Piper Solutions seeks a Network Intrusion Detection Engineer to join our cybersecurity team. The ideal ca...

user avatar

Network Administrator Autonomic Logistics Information System (Le

Lockheed Martin
Fort Worth, TX(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

Job Number 712977BR Description:What You Will Be Doing: Joining the Lockheed Martin Delivery Operations Maintenance Management (DOMMS)/ Factory Floor (FF) Autonomic Logistics Information System (ALIS...

user avatar

F-22 IMIS System Administrator (Level 2), Secret Clearance

Lockheed Martin
Langley Field, VA(On-Site/Office)
Posted 1 month ago
Secret
Not Specified

Job Number 712615BR Description:Join the Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Langley Air Force Base, Virginia office. As critical members of the ...

user avatar

Systems Engineer

Chainalysis Government Solutions
Mc Lean, VA(On-Site/Office)
Posted 3 months ago
2+ yrs exp
Intel Agency
Full Scope Polygraph

About Chainalysis Government Solutions Chainalysis Government Solutions (CGS) is a wholly-owned Chainalysis subsidiary that provides blockchain intelligence solutions, including technology, training,...

C

Unix/Linux Network and Computer Systems Administrator

New
Bart & Associates, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Portsmouth, VA(On-Site/Office)
Posted 1 week ago
Top Secret
Not Specified

DescriptionSenor Network and Computer Systems Administrator At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitmen...

user avatar

Systems Engineer Skunk Works Level 3

New
Lockheed Martin
Apply today! Be one of the first candidates to apply for maximum exposure.
Nas Pax River, MD(On-Site/Office)
Posted 1 week ago
Top Secret
Not Specified

Job Number 693832BR Description:We are Lockheed Martin At Lockheed Martin Aeronautics, we're takinginnovation to the next level. From designing themost advanced air vehicle to designing aircraftthat ...

user avatar

Systems Network Administrator (SNA-0)

Leidos
Laurel, MD(On-Site/Office)
Posted 3 months ago
TS/SCI
Polygraph

R-00167091Description Leidos has a new and exciting opportunity for a Systems/Network Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).  Our ta...

user avatar

System Administrator

Encode
Herndon, VA(On/Off-Site)
Posted 2 months ago
5+ yrs exp
TS/SCI
Full Scope Polygraph

Job Description: Oversees system integration, hardware and software installation, configuration and disposition of servers and workstations to support the architecture. Provides complex problem resolu...

user avatar

Systems Administrator (Unix/Linux)

Client Solution Architects LLC
Dahlgren, VA(On-Site/Office)
Posted 2 months ago
Top Secret
Not Specified

Client Solution Architects (CSA) is currently seeking a Systems Administrator (Unix/Linux) to support a program at Dahlgren Naval Base.For nearly 50 years, CSA has delivered integrated technology and ...

user avatar

Linux/Unix Systems Administrator

BAE Systems
Kula, HI(On-Site/Office)
Posted 1 month ago
TS/SCI
Not Specified

Job Description BAE Systems is seeking a full-time System Administrator to join our team supporting the Ground-Based Electro-Optical Deep Space Surveillance (GEODSS) System on Haleakalā Summit in Maui...

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.