Linux System Administrator jobs

Bremerton, Washington

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Today

Job Number: R0228663 Linux System Administrator The Opportunity: On our team, you'll support the client's operations mission. This includes the deployment, operation, administration, troubleshooting, updating, securing, and maintenance of all systems, sof tware, and infrastructure that enable enterprise cybersecurity capabilities across the client's environment. You'll operate, maintain, and administer existing network and systems architectures, and perform network administration, including hard

Full-time

USD 77,600.00 - 176,000.00 per year

Linux System Administrator

Maryland

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Today

MANTECH seeks a motivated, career and customer-orientedLinux System Administratorto join our team in Hanover, Maryland. As a Linux Systems Administrator on our team, you will play a key role in directly supporting national security and our customer?s mission. Responsibilities include, but are not limited to: Develops and executes plans for new technologies to enhance security capabilities including, perimeter security protections, firewalls, proxies, load balancers, monitoring tools, and data

Full-time

Linux System Administrator

Albuquerque, New Mexico

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Today

Linux System Administrator Albuquerque, NM Join our Talent Network Linux System Administrator Albuquerque, NM Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging c

Full-time

Senior Linux System Administrator -Lead

Atlanta, Georgia

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Today

The Public Health and Human Services Operation of Leidos is seeking a Lead/Senior Linux System Administrator to lead a team of system administrator professionals in managing a high-performance computing (HPC) infrastructure used by public health researchers and scientists. This senior-level position requires extensive Linux expertise combined with a deep understanding of the specialized hardware, software, and networking required for scientific research and large-scale data analysis. Preferred c

Full-time

USD 89,700.00 - 162,150.00 per year

Linux System Administrator

Huntsville, Alabama

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Today

Are you passionate about tackling intricate challenges? Leidos-Dynetics, within the Digital Modernization sector, is seeking a Linux System Administrator to ensure the secure and efficient operation of our Linux-based systems, while seamlessly integrating with other technologies within a high-traffic network environment. In this full-time, on-site role, you will collaborate closely with stakeholders to support a variety of programs. Expertise in both Linux and Windows technologies is essential.

Full-time

USD 89,700.00 - 162,150.00 per year

Sr. Principal AIX or Linux System Administrator

Tewksbury, Massachusetts

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Today

Date Posted: 2025-10-01 Country: United States of America Location: MA133: Tewksbury, Ma Bldg 3 Concord 50 Apple Hill Drive Concord - Building 3, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: Secret - Current At Raytheon, the foundation of everything we do is rooted in our values and a higher calling -

Full-time

USD 101,000.00 - 203,000.00 per year

NAVAIR- Journeyman Linux System Administrator

Maryland

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Today

Overview: SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for compliance with Naval Air Systems Command (NAVAIR) and Defense Information Systems Agency (DISA) policies for Linux and Windows-based operating systems. We are looking for an out-of-the-box thinker equally comfortable performing installs, patches, upgrades, and troubleshooting for servers as they are

Full-time

USD 90,000.00 - 120,000.00 per year

Linux & HP-UX System Administrator L3 Support

Spring, Texas

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Today

Linux & HP-UX System Administrator L3 SupportHCLTech Spring, Texas, United States (On-site)Save Apply Job Title: Linux & HP-UX System Administrator L3 Support Job Summary: We are seeking an experienced L3 System Administrator with deep expertise in Linux (RHEL/SUSE) and HP-UX environments. This role involves advanced troubleshooting, performance tuning, patching, clustering, and automation across mission-critical infrastructure. The ideal candidate will be responsible for ensuring high availabi

Easy Apply

Full-time

$55,000 - $103,000

NAVAIR- Journeyman Linux System Administrator

Maryland

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Today

Full-time

Compensation information provided in the description

Linux System Administrator

Laurel, Maryland

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Today

Mantech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organization?the foundation of all Enterprise Information Technology (EIT) for MPO. Responsibilities include but are not limited to: Configure a

Full-time

Senior Linux System Administrator

Fort Meade, Maryland

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Today

Mantech seeks a motivated, career and customer-oriented Senior Linux System Administrator to join our team in Ft. Meade, MD. In this role, you will support the implementation, troubleshooting, and maintenance of IT systems, as well as manage IT system infrastructure and associated processes. Responsibilities include, but are not limited to: Provide support for implementation, troubleshooting, and maintenance of IT systems. Perform Tier 1 (Help Desk) and Tier 2 (Escalation) problem identificati

Full-time

Linux/Windows System Administrator - HBITS-07-14334

Albany, New York

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Yesterday

84 months experience with software installations on Linux operating systems. 84 months experience with administration of TeamSite Software used for management of static web content. 84 months experience with server administration of WebSphere or Apache HTTP Web Servers. 84 months experience with software installations on Windows Operating Systems Agency: Information Technology Services (ITS) Project: NYS e-MPIRE Tax Processing System Detailed Job Description: This position will work on tax m

Easy Apply

Contract, Third Party

System Administrator (Linux)

Houston, Texas

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3d ago

Must have skills:3+ years of experience in system administration/integrationDemonstrated mastery of two or more subject areas through current certifications or demonstrated relevant project experienceLinux admin (Mandatory)HP server maintenance/hardware - gen 12 using (Mandatory)Ansible automationLinux KVM virtual machinesAbility to work effectively in Linux and Windows operating system

Easy Apply

Contract

Depends on Experience

Principal System Administrator Linux

Andover, Massachusetts

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Today

Date Posted: 2025-09-10 Country: United States of America Location: MA101: Andover MA 350 Lowell St Essex 350 Lowell Street Essex, Andover, MA, 01810 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our

Full-time

USD 82,000.00 - 164,000.00 per year

Senior Linux System Administrator

Remote

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Today

Overview GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position will be located in Arlington, VA, and will be a fully remote position within the United States. Responsibilities In this role, you will work with other members to mitigate vulnerabilities on Linux-based systems, implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities. Other standard Linux administration duties will be include

Full-time

USD 115,000.00 - 135,000.00 per year

Linux System Administrator

Raleigh, North Carolina

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Today

Posting Details Posting Information Posting Number PG194314EP Internal Recruitment No Working Title Linux System Administrator Anticipated Hiring Range $98,759 - $108,511 Work Schedule Monday-Friday, 8am - 5pm Job Location Raleigh, NC Department College of Sciences - Dean About the Department The College of Sciences brings together the mathematical, physical, and biological-sciences in a research-intensive environment that simultaneously values excellence in teaching and a strong communi

Full-time

USD 98,759.00 - 108,511.00 per year

WebLogic/ Linux System Administrator

Annapolis, Maryland

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Today

Location: Annapolis Jct, Maryland Type: Contract Job #3831 Title: WebLogic/ Linux System Administrator Location: Annapolis Junction Compensation Range: $160 - 180k *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work

Full-time

USD 160,000.00 - 180,000.00 per year

Linux System Administrator (Service Desk)

Colorado Springs, Colorado

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Today

Basic Qualifications Education Requirements: Bachelor's degree in a specialized area; or equivalent is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant experience Clearance Requirements: Department of Defense TS/SCI security clearance with ability to obtain a Polygraph is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access

Full-time

USD 103,254.00 - 111,724.00 per year

NAVAIR- Journeyman Linux System Administrator

Maryland

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Today

Overview SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. SimVentions is seeking a System Administrator to maintain servers for compliance with Naval Air Systems Command (NAVAIR) and Defense Information Systems Agency (DISA) policies for Linux and Windows-based operating systems. We are looking for an out-of-the-box thinker equally comfortable performing installs, patches, upgrades, and troubleshooting for servers as they are b

Full-time

USD 90,000.00 - 140,000.00 per year

Linux System Administrator

Arlington, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

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Linux System Administrator jobs