Linux System Administrator jobs

Plano, Texas

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Today

Job#: 3052050 Job Description: Linux System Administrator Location: Plano, Texas (Hybrid) Role Overview This position involves leading the administration, monitoring, and performance tuning of Oracle Enterprise Linux (OEL) environments within a large-scale enterprise ecosystem. The role will oversee the design, build, and lifecycle management of Linux servers and drive the implementation of Site Reliability Engineering (SRE) principles to improve system resilience and automation. Key Responsi

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Full-time

$63 - $68 per hour

Linux System Administrator

Toronto, Ontario

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14d ago

An established financial services organization is seeking an experienced Linux Systems Administrator to support and modernize a large-scale enterprise Red Hat environment that underpins critical customer-facing platforms. This role is suited to a Linux specialist with deep expertise managing thousands of Red Hat Enterprise Linux servers across hybrid infrastructure, including on-premises virtualization and Microsoft Azure. You'll play a key role in improving platform stability, security, automat

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Full-time

$93000 - $110000

Linux System Administrator

Omaha, Nebraska

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Today

Description Leidos Corporate Information Security team, within the Digital Modernization sector, currently has an opening for a Linux Systems Administrator in our Omaha NE office. This position is an exciting opportunity to use your experience providing advanced computing solutions in a heterogeneous environment. We use a wide array of Linux and Windows systems in a tightly integrated environment with a focus on security and high performance computing. If you want to work in a diverse environmen

Full-time

USD 87,100.00 - 157,450.00 per year

Senior Linux System Administrator (Contract)_ On-Site, Montgomery, Alabama

Montgomery, Alabama

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14d ago

Position Title: Senior Linux System Administrator (Contract) Location: On-Site, Montgomery, AL Contract Duration: 12 Months (Option to extend) Background Check:Candidate must successfully pass state and federal background checks. Required Qualifications & Technical Skills 8+ years of hands-on Linux administration in enterprise or government environments, with deep expertise in current Ubuntu Server LTS releases. Working knowledge of Azure as an operating environment for Linux VMs, including n

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Third Party, Contract

Depends on Experience

Linux Systems Administrator/System Engineer

San Jose, California

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Today

Position Information Job Title: Linux System Admin Contract Period: 6 months + Working Location: San Jose CA 95134 Work Hours: 9am ~ 6pm Local Time Pay $38 - $42 JD Details Position Summary: The DevOps/System Engineer is responsible for effective installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. The system administration tasking will be focused on improving the stability and performance of the system, maintaining and improving th

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Contract

$38.00 - $42.00 per hour

Linux System Administrator

San Antonio, Texas

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14d ago

Linux Production Support EngineerLocation: San Antonio, TX Work Arrangement: 100% On-Site No relocation. We are seeking a Linux Production Support Engineer to diagnose and resolve complex Linux, software, hardware, and network issues in production environments. This role will work closely with Engineering and Operations teams to identify root causes, implement solutions, improve system reliability, and support day-to-day infrastructure operations. Key ResponsibilitiesTroubleshoot complex Linux,

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Contract

52 - 55

Linux RHEL System Administrator

Plano, Texas

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Today

Job Title: Linux RHEL System Administrator Overview We are seeking a Linux RHEL System Administrator with strong foundational expertise in Red Hat Enterprise Linux configuration, troubleshooting, and system administration. The ideal candidate will have deep hands-on experience managing enterprise Linux environments and ensuring system reliability, security, and performance. Experience with cloud platforms and DevOps tools is a plus. Key Responsibilities Administer, configure, and maintain RHEL

Full-time

System Administrator, Linux SME (Active TS/SCI Clearance)

Hawaii

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Today

ASE is looking for a Linux System Administration Support professional to work in Honolulu, HI. This role is critical to providing day-to-day administration and operational support. The Linux System Administrator will install, configure, operate, maintain, secure, monitor, and troubleshoot Linux-based servers and applications while initiating corrective actions and accurately reporting system status. This position works closely with information owners, HQ USINDOPACOM Directorates, Systems, Networ

Full-time

USD 148,000.00 - 165,000.00 per year

System Administrator UNIX / Linux Infrastructure

Brooklyn, New York

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Today

Role : System Administrator - UNIX / Linux Infrastructure Location: Brooklyn, NY (Onsite) Job Type : Contract INTERVIEW PROCESS WITH RCI Technologies- 1st Round will be a telephone screening where candidates will need to answer technical experience questions and 2nd Round will be an in-depth technical Teams video call. INTERVIEW PROCESS WITH CLIENT-1st Round will be TEAMS CALL and 2nd /3rd Round will be Face to face NOTE : ONLY LOCALS FROM NY METROPOLITAN and NJ AREA WILL BE CONSIDERED (Plea

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Full-time, Part-time, Third Party, Contract

System Administrator (Unix/Linux) (Locals to MD)

Hybrid in Baltimore, Maryland

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2d ago

HIRING System Administrator (Unix/Linux) Baltimore, MD | 5-Year Project (2yr Base + 3yr Option) | Local Candidates Preferred In-Person Interview Required | Maryland State Experience Preferred Systems don t run themselves. Someone has to keep them secure, stable, and ready for whatever comes next. That s you. We re hiring a System Administrator for a long-term state government engagement in Baltimore 5 years of stable, meaningful infrastructure work systems across Unix/Linux environments. If

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Third Party, Contract

50 - 60

Linux System Administrator

Alexandria, Virginia

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Today

Linux System Administrator Alexandria, VA Secret clearance or higher The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Linux System Administrator. Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development cycle, to get capabilities to the warfighter more rapidly. The Linux System Administrator will work within a team engineers, developers and system administrators,

Full-time

USD 87,100.00 - 157,450.00 per year

Linux System Administrator

Washington

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Today

Job Title: Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: CACI is searching for a Linux System Administrator to support the FEMA Office of the Chief Information Security Officer (OCISO) in Washington, D.C. As a Linux System Administrator, you will play a crucial role in ensuring the security and operational

Full-time

USD 90,300.00 - 189,600.00 per year

Linux System Administrator

Sterling, Virginia

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Today

Job Title: Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI's National Mission Systems (NMS) group is seeking a highly motivated Linux Systems Administrator tosupport mission-critical environments by ensuring secure, reliable, and scalable infrastructure across cloud and bare-metal

Full-time

USD 103,800.00 - 218,100.00 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

USD 99,000.00 - 206,000.00 per year

Linux System Administrator

Annapolis, Maryland

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Today

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a System Administrator (SA) to join our Intel team. The SA will provide Linux systems administration and operational support for mission-critical environments, including command-line system administration and application, data, and messaging flow management. Responsibilities Support implementation, troubleshooting, maintenance, and daily operations of IT systems.Provide T

Full-time

USD 120,000.00 - 157,500.00 per year

Sr. Linux System Administrator

Tullahoma, Tennessee

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Today

Overview Job Title: Sr. Linux System Administrator Location: Arnold AFB, TN Job Family Code: P - IT / Cyber Security / Network Systems Function/Branch: Engineering / Infrastructure Directorate: Engineering Tech & Support Position Type: Regular, Full-Time Pay Type: Exempt Grade: L09(PA0915); L10(PA1012) Salary Range: L09: $106,500 - $146,000; L10: $123,500 - $169,500/ per year Overview Beyond New Horizons, LLC (BNH) has an exciting opportunity for a Sr. Linux System Administrator, suppor

Full-time

USD 106,500.00 - 146,000.00 per year

Senior Linux System Administrator

Maryland

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12d ago

Location: NAS Patuxent River, MD Security Clearance Requirement: Active Top Secret Telework Eligible? No What You'll Do: As the Senior Linux System Administrator, you will be responsible for ensuring secure configurations, producing accreditation artifacts, and maintaining hardened baselines, all with a focus on reliability and long-term system assurance. The ideal candidate is not only technically strong, but also thoughtful, process-oriented, and one who takes a careful, methodical approac

Full-time

USD 135,000.00 - 155,000.00 per year

Linux System Administrator

Huntsville, Alabama

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Today

Are you interested in advancing your career in IT System Administration? Leidos-Dynetics, within our Corporate Information Security Office (CISO and reporting through our Digital Modernization sector, is seeking a motivated Linux Systems Administrator to become a part of our team. In this role, you will be responsible for ensuring the secure and efficient operation of various information systems. This includes conducting regular vulnerability scans and implementing Security Technical Implementat

Full-time

USD 92,300.00 - 166,850.00 per year

Principal Linux System Administrator (Clearance Required)

Aurora, Colorado

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Today

SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness

Full-time

USD 149,000.00 - 184,000.00 per year

Linux System Administrator

Ohio

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Today

3dB Labs is seeking a skilled Linux System Administrator to join our corporate team supporting our growing mission. The ideal candidate is a self-starter with great interpersonal skills with the technical knowledge to go with it. Our work environment is dynamic and fast-paced with a focus on quick-reaction responses to our customers' needs. Our products are technically compelling, operationally relevant, and deployed around the globe. For the Linux System Admin role, the major list of duties in

Full-time