linux systems administrator jobs

Plano, Texas

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Today

We are seeking a Linux Systems Administrator to support and maintain enterprise Linux systems operating in a live production environment with high reliability and uptime requirements. The role requires strong hands-on experience with Linux system administration, including practical application, troubleshooting, upgrades, maintenance, and ongoing operational support. The candidate should have solid networking fundamentals, including protocol usage, DNS, and system-level troubleshooting, along wit

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Full-time

$95000

Linux Systems Administrator

Remote

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Today

Job Summary A Linux Administrator: Manages, configures, and maintains Linux-based servers and infrastructure to ensure high availability, security, and performance. Key responsibilities include installing systems, automating tasks with scripting (Bash/Python), monitoring system health, patching software, and managing user access. They often support 24x7 environments, working with both virtual and physical servers. Description: Manage/maintain/secure and help train current client workers on the R

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Contract, Third Party

Depends on Experience

Linux Systems Administrator (Vulnerability, Patching, and Hardening)_Onsite@Greensboro,NC

Greensboro, North Carolina

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2d ago

Role: Linux Systems Administrator (Vulnerability, Patching, and Hardening) Location: Greensboro, NC, Onsite Contract Description: Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments. Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agreement reporting. Essential functions Review Qualys Vulnerability Management findings f

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Third Party, Contract

$30 - $40

Senior Linux Systems Administrator

Princeton, New Jersey

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Today

Job ID: T2600057 Location: Princeton, NJ, US Date Posted: 2026-03-05 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_ON_SITE Description ? SAIC is recruiting for a Senior Linux Systems Administrator to join our program as a general technologist to support our NOAA GFDL program in Princeton, NJ serving the NOA

Full-time

USD 120,001.00 - 160,000.00 per year

Linux Systems Administrator

Cincinnati, Ohio

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Today

Job Description A Linux Systems Administrator job is currently available at Belcan in Evendale, OH 45215. This is a full time, direct hire position with full benefits. Additionally, you must hold a current CompTIA Security+ certification, an equivalent, or be willing to obtain one. Ideal candidates will have a competency level equivalent to an associate degree plus a minimum of two (2) years' work experience supporting, building, and deploying a combination of the listed technology systems. Re

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Full-time

USD 85,000.00 - 95,000.00 per year

Senior Windows/Linux Systems Administrator

Hybrid in Austin, Texas

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Today

City : Austin State : Texas Neos is Seeking a Senior Windows/Linux Systems Administrator for a contract role with our client in Austin, TX. HYBRID - CANDIDATES CURRENTLY RESIDING IN THE AUSTIN, TEXAS AREA NEED APPLY Hybrid role 5805 N. Lamar Blvd, Austin, TX 78752 No calls, no emails, please respond directly to the "apply" link with your resume and contact details. DESCRIPTION OF SERVICES The Support System Administrator will be responsible for supporting the migration and modernization of

Contract

Hourly

Linux Systems Administrator

Greensboro, North Carolina

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2d ago

Hello, Hope you are doing great. We have an immediate Requirements for these role Hiring: Linux Systems Administrator (Vulnerability, Patching, and Hardening) Location: Greensboro, NC Job Type: 12+ months contract Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments. Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agree

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Full-time

$40 - $50

Linux Systems Administrator, Stf / Secret / Onsite: Huntsville, AL

Huntsville, Alabama

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Today

Job Description About Us: Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span more than 70 countries. This Lockheed Martin Enterprise Operations (EO) position

Full-time

USD 104,500.00 - 184,115.00 per year

Linux Systems Administrator (Vulnerability, Patching, and Hardening)

Greensboro, North Carolina

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5d ago

Hi, Hope you are doing well. Please find the below job description. Role: Linux Systems Administrator (Vulnerability, Patching, and Hardening) Location: Greensboro, NC Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments. Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agreement reporting. Essential functions: Review Qual

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Contract, Third Party

Depends on Experience

Linux Systems Administrator

Greensboro, North Carolina

•

Today

Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments. Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agreement reporting. Essential functions Review Qualys Vulnerability Management findings for Linux systems and define remediation plans aligned to maintenance windows. Execute Linux patching using approved automation wher

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Third Party

Classified Linux Systems Administrator

Laurel, Maryland

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Today

Description Do you enjoy working in Linux environments? Are you searching for important work in Generative AI and other future platforms? Are you passionate about contributing to issues that affect our world and the security of our nation? If so, we're looking for someone like you to join our team at APL! We are seeking a Classified Linux Systems Administrator with strong experience in Red Hat, Ubuntu, and Kubernetes to support and evolve our infrastructure. This role supports a DCSA-accred

Full-time

Linux Systems Administrator, Sr / TS/SCI Poly / Onsite: KoP, PA

King of Prussia, Pennsylvania

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Today

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (EO) position supports the Lockheed Martin

Part-time

USD 104,500.00 - 184,115.00 per year

Linux Systems Administrator

Washington, District of Columbia

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Today

Job Number: R0234152 Linux Systems Administrator The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Federal Government? We're looking for a cross domain specialist to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Linux System Administrator on our project, you'll constantly look for ways to make the infrastructure bet

Full-time

USD 77,600.00 - 176,000.00 per year

Linux Systems Administrator

Honolulu, Hawaii

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Today

Job Number: R0234153 Linux Systems Administrator The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Federal Government? We're looking for a cross domain specialist to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Linux System Administrator on our project, you'll constantly look for ways to make the infrastructure bet

Full-time

USD 77,600.00 - 176,000.00 per year

Linux Systems Administrator

Lexington, Massachusetts

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Today

Location Onsite (100% onsite; closed/secure workspaces)Strong preference for local candidatesClearance Requirement Required: Active Secret ClearanceStrongly Preferred: Active Top SecretOne role requires ability to obtain TS/SCIPosition Overview The client is seeking Linux System Administrators to support the development of advanced technologies enabling worldwide networked operations for the U.S. military and government agencies. The team supports next-generation satellite, airborne, and terrest

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Contract

Depends on Experience

Linux Systems Administrator

Hybrid in College Park, Maryland

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Today

Job Number: R0234263 Linux Systems Administrator The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Navy? We're looking for a Linux System Administrator to help us ensure high availability and performance of mission-critical systems and implement automation to streamline operations. As a Linux Systems Administrator on our team

Full-time

USD 53,000.00 - 108,000.00 per year

Linux/Windows Senior Systems Administrator

San Diego, California

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Today

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin

Full-time

USD 81,600.00 - 143,865.00 per year

Linux Systems Administrator

Westlake, Texas

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Today

Description: Hybrid Onsite Every Other Week in either Westlake, TX or MMK, NH The organization seeks a Linux Systems Administrator to support distributed compute operations and server stability across Linux, Unix, Windows, hypervisors, and storage. The role will manage incident response, drive change execution, and collaborate with engineering and global operations teams to improve automation and reliability. The position emphasizes Red Hat Linux administration, virtualization, storage managem

Contract

Linux/Windows Systems Administrator

Hybrid in Austin, Texas

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5d ago

DirectClient:Texas Department of Public Safety(DPS) Solicitation Number: 26R0015472b Title: RHEL Linux System Administrator Location: 5805 N. Lamar Blvd., Austin, TX 78752 Duration: Until 12/31/2026 with possible extension Last date for submission: April 1, 2026 (2.00 PM-CST) Important Note: The working position is Hybrid - On Site and Telework. Candidate Qualifications 8 years hands on upgrades of systems is needed for both windows and RHEL. 98% of our systems will be VM upgrades System Harde

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Contract, Third Party

Depends on Experience

Senior Systems Administrator (Windows/Linux - Migrations)

Austin, Texas

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Today

job summary: We are seeking a Senior Support Technician to support a large-scale infrastructure modernization effort focused on upgrading and migrating legacy Windows Server and RHEL systems. This role will play a key part in improving system performance, security, and stability across enterprise environments. The ideal candidate has strong experience in system administration, OS migrations, and automation, with the ability to work across both Windows and Linux environments. This is a hands-on

Contract

USD42 - USD47

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linux systems administrator jobs