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Linux Windows Systems Administrator Jobs

linux windows systems administrator

Viewing 1 - 20 of 1,472

Linux Windows Systems Administrator Jobs requiring security clearance

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Linux/Windows Systems Administrator

Ascension Federal Services Inc
Arlington, VA(On-Site/Office)
Dec 12, 2025
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...

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Linux/Windows Systems Administrator

Ascension Federal Services Inc
Springfield, VA(On-Site/Office)
Updated Today
Secret
Not Specified

Linux/Windows Systems AdministratorExperience: 4 Years Education Bachelors in IT. Location: Springfield, VA Clearance: SecretPosition Overview: The Linux/Windows Systems Administrator is responsible f...

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Linux and Windows System Administration

New
Information Systems Solutions, Inc.
Apply today! Be one of the first candidates to apply for maximum exposure.
Pearl City, HI(On-Site/Office)
Updated Today
Secret
Not Specified

DescriptionInformation Systems Solutions (ISS) is looking for a candidate to provide Linux and Windows server administration Research, Development, Test, and Evaluation (RDT&E) network supporting a US...

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Principal System Administrator - Windows and Linux

RTX
El Segundo, CA(On-Site/Office)
Updated Today
Secret
Not Specified

Date Posted:2025-12-08Country:United States of AmericaLocation:CA222: 2006 E El Segundo Blvd BldgE04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USAPosition Role Type:Onsite U.S...

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Linux/Windows Senior Systems Administrator

Lockheed Martin
San Diego, CA(On-Site/Office)
Updated Today
Secret
Not Specified

Job Number 697083BR Description:WHO WE ARELockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future ...

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Associate Linux and Windows Systems Administrator

Boeing
Tukwila, WA(On-Site/Office)
Updated Today
Top Secret
Not Specified

Job DescriptionAt Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with ...

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Linux/Windows Systems Administrator - Top Secret Clearance

Lockheed Martin
King Of Prussia, PA(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Job Number 712496BR Description:What We're Doing:Lockheed Martin's Electronic, Cyber & Information Warfare (ECIW) market segment within the RMS C6ISR line of business is focused on ensuring our custo...

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1791 - Systems Administrator (Windows/Linux) - Onsite - Active S

Rollout Systems
Naval Air Station Patuxent River, MD(On-Site/Office)
Updated Today
Secret
Not Specified

ABOUT US Rollout Systems works with a wide spectrum of talent to establish an atmosphere that stimulates creativity, constant progress, and achievement. We believe in empowerment for success and prov...

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Senior Systems Administrator - Windows/Linux Dual-Stack Speciali

MANTECH
Fairmont, WV(On-Site/Office)
Updated Today
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...

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Sr. Linux/Windows Systems Administrator - Top Secret Clearance

Lockheed Martin
King Of Prussia, PA(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Job Number 710626BR Description:What We're Doing:Lockheed Martin's Electronic, Cyber & Information Warfare (ECIW) market segment within the RMS C6ISR line of business is focused on ensuring our custo...

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Staff Linux/Windows Systems Administrator - Top Secret Clearance

Lockheed Martin
King Of Prussia, PA(On-Site/Office)
Updated Today
TS/SCI
Not Specified

Job Number 712499BR Description:What We're Doing:Lockheed Martin's Electronic, Cyber & Information Warfare (ECIW) market segment within the RMS C6ISR line of business is focused on ensuring our custo...

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System Administrator (Linux)

Nebraska Defense Research Corporation
Bellevue, NE(On-Site/Office)
Updated Today
5+ yrs exp
Top Secret

Position Description: The Linux System Administrator is responsible for providing technical support and troubleshooting for a range of Red Hat Enterprise Linux (RHEL) and other Linux distribution-bas...

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System Administrator (Windows)

Nebraska Defense Research Corporation
Bellevue, NE(On-Site/Office)
Updated Today
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 System Admin (DoD Secret)

Zachary Piper Solutions, LLC
San Diego, CA(On-Site/Office)
Updated Yesterday
5+ yrs exp
Secret

Zachary Piper Solutions is seeking a Linux & Windows Systems Administrator to support the Research, Development, Test, and Evaluation (RDT&E) network and secure enclaves for NIWC PAC in San Diego, Cal...

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Systems Engineer - TS/SCI Full Scope Polygraph

Zachary Piper Solutions, LLC
Annapolis, MD(On-Site/Office)
Updated Today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a Systems Engineer - TS/SCI Full Scope Polygraph to support a secure data center environment in the AJ, MD area. The Systems Engineer - TS/SCI Full Scope Polygraph r...

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Systems Engineer - TS/SCI Full Scope Polygraph

Zachary Piper Solutions, LLC
Reston, VA(On-Site/Office)
Updated Today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a Systems Engineer - TS/SCI Full Scope Polygraph to support a secure data center environment in the Reston, VA area. The Systems Engineer - TS/SCI Full Scope Polygra...

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Systems Engineer - TS/SCI Full Scope Polygraph

Zachary Piper Solutions, LLC
Annapolis, MD(On-Site/Office)
Updated Today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a Systems Engineer - TS/SCI Full Scope Polygraph to support a secure data center environment in the Annapolis, MD area. The Systems Engineer - TS/SCI Full Scope Poly...

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Systems Engineer - TS/SCI Full Scope Polygraph

Zachary Piper Solutions, LLC
Annapolis, MD(On-Site/Office)
Updated Today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a Systems Engineer - TS/SCI Full Scope Polygraph to support a secure data center environment in the AJ, MD area. The Systems Engineer - TS/SCI Full Scope Polygraph r...

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Systems Engineer - TS/SCI Full Scope Polygraph

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Reston, VA(On-Site/Office)
Updated Today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a Systems Engineer - TS/SCI Full Scope Polygraph to support a secure data center environment in the Reston, VA area. The Systems Engineer - TS/SCI Full Scope Polygra...

user avatar

Systems Engineer - TS/SCI Full Scope Polygraph

New
Zachary Piper Solutions, LLC
Apply today! Be one of the first candidates to apply for maximum exposure.
Annapolis, MD(On-Site/Office)
Updated Today
TS/SCI
Full Scope Polygraph

Zachary Piper Solutions is seeking a Systems Engineer - TS/SCI Full Scope Polygraph to support a secure data center environment in the AJ, MD area. The Systems Engineer - TS/SCI Full Scope Polygraph r...

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