Linux System Engineer jobs

Huntsville, Alabama

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Today

Mid-Level Linux System Administrator OASYS, INC., a Leading-Edge Government contractor in Huntsville Alabama, is seeking a Mid-Level Linux System Administrator to support our ARMY customer onsite at Redstone Arsenal, Huntsville, AL. Job Responsibilities include: You will work with a diverse team to monitor, update, and support a digital simulation lab. Seeking a candidate with a strong background in Linux, networking, and security. Knowledge with a configuration management focus is a plus. Cand

Full-time

Linux System Administrator Level 2 (Fort Meade, MD)

Fort Meade, Maryland

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Today

Linux System Administrator Level 2 Location: Fort Meade, MD Employment Type : Full-Time Clearance: TS/SCI with Full Scope Polygraph Salary Range: $115,000 to $130,000 per year OTA is seeking System Administrators to provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Our System Administrators will manage IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices. If yo

Full-time

USD 115,000.00 - 130,000.00 per year

Senior Linux System Administrator

Laurel, Maryland

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Today

MANTECHseeksa motivated, career and customer-orientedLinuxSystem Administratorto join our team inLaurel, 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, manage

Full-time

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

Linux System Administrator (Top Secret/SCI with agreement to obtain CI Poly Clearance Required)

Chantilly, Virginia

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Today

North Point Technology is looking to hire a Linux System Administrator to support a high-priority intelligence community program. This role requires an active Top Secret security clearance with SCI eligibility and a willingness to obtain a polygraph within the customer's required timeline. The selected candidate will administer and maintain Linux environments across multiple operational and development contexts, supporting both mission continuity and cloud-forward initiatives. U.S. citizenship i

Full-time

Linux system admin

Houston, Texas

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12d ago

Linux System Administrator Data Center / Network InfrastructureLocation: Houston, TX Work Model: Onsite Experience: 5+ Years Job DescriptionWe are looking for a Linux System Administrator with strong hands-on experience in Linux administration, network management, data center infrastructure, and server hardware. Mandatory Technical Skills5+ years of Linux System Administration experience. Strong Red Hat/RHEL experience. Network administration including IP networking, routers, switches, firewall

Easy Apply

Contract

36+

Linux System Administrator

Aliso Viejo, California

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Today

Systems Administrator (Linux & Windows Server)Aliso Viejo, CA Full Time Position OverviewTake ownership of critical enterprise infrastructure by upgrading, integrating, and maintaining Linux, Windows Server, storage, and virtualization environments. This hands-on role focuses on keeping systems stable, secure, and ready for production while supporting major infrastructure initiatives. What You'll DoDeploy, configure, and maintain Linux servers (Ubuntu, CentOS, or RHEL).Execute foundational data

Easy Apply

Full-time

Depends on Experience

Solaris & Linux System Administrator

Annapolis, Maryland

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Today

Description: Columbia Technology Partners is seeking a skilled System Administrator to support and maintain mission-critical enterprise infrastructure environments. This position is ideal for a hands-on systems professional with expertise in Solaris and Linux administration, enterprise storage solutions, backup and recovery operations, and cybersecurity compliance. The successful candidate will play a key role in ensuring the reliability, security, and performance of large-scale production syste

Full-time

Linux Systems Engineer

Arlington, Virginia

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Today

Job ID: 2616803 Location: Arlington, VA, US Date Posted: 2026-09-15 Category: Information Technology Subcategory: Network Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a Linux Systems Engineer capable of working with contractors, government personnel, and subject matter experts focusing on creating and

Full-time

USD 160,001.00 - 200,000.00 per year

Linux System Administrator/ Business Operations

Toronto, Ontario

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Today

An established financial services organization is seeking a Linux Systems Administrator to help drive the reliability, security, and modernization of a large-scale enterprise Linux platform supporting mission-critical customer and business operations. Based out of the organization's Etobicoke office, this position is ideal for a Linux professional who enjoys working across complex hybrid environments spanning enterprise datacenters, virtualization platforms, and Microsoft Azure cloud infrastruct

Easy Apply

Full-time

$90000 - $110000

Senior Linux System Administrator

Albuquerque, New Mexico

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Today

Overview Edgewater Federal Solutions is seeking a Senior Linux System Administrator to support a major national laboratory. The Computational Systems Engineering Department is a capability based organization that architects, develops, integrates, tests, and deploys large highly reliable mission critical systems using agile methodologies. We have expertise in R&D and Information Technology across many disciplines including large-scale software engineering, computer science, and computer engineer

Full-time

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

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

Linux System Administrator (Mid-Level or Senior) **Sign on Bonus Potential**

Berkeley, Missouri

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Today

Linux System Administrator (Mid-Level or Senior) **Sign on Bonus Potential** Company: The Boeing Company The Boeing Company is currently seeking a Linux System Administrator (Mid-Level or Senior) to join the Specialized United States Infrastructure Operations Organization team in Berkeley, MO. This position will install, operate, secure and maintain dedicated Program Information Technology Infrastructure that is required to deliver products to our customers. As a Windows Administrator, your e

Full-time

USD 96,050.00 - 129,950.00 per year

Senior Linux System Administrator

Maryland

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4d 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

System Administrator Level 2 - (Linux, Unix, Windows)

Annapolis, Maryland

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Today

System Administrator Level 2 - (Linux, Unix, Windows) Clearance: TS/SCI - Polygraph required Position ID: 21-11-03-SA2 Location: Annapolis Junction, Maryland Description: Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/netwo

Full-time

USD 154,000.00 - 189,000.00 per year

System Administrator Level 1 - (Linux, Unix, Windows)

Annapolis, Maryland

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Today

System Administrator Level 1 - (Linux, Unix, Windows) Clearance: TS/SCI - Polygraph required Position ID: 21-05-01-SA1 Location: Annapolis Junction, Maryland Description: Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/netwo

Full-time

USD 128,000.00 - 156,000.00 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

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

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