Linux System Administrator jobs

Remote or Irving, Texas

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Today

Job Overview: We are seeking an accomplished and technically astute Level 3 Linux System Administrator to join our high-performance infrastructure team. This individual will serve as a subject matter expert (SME) on Linux systems, providing deep operational insight, advanced troubleshooting, performance tuning and capacity planning. Demonstrate a strong balance on hands-on expertise, automation mindset, and a strategic approach to system scalability, security, and lifecycle management. Respons

Full-time

USD 125,760.00 - 188,640.00 per year

Linux Systems Administrator

Lexington, Massachusetts

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Today

Linux Systems Administrator Location : Lexington, MA Duration : 3 years+ Candidates must have an active secret clearance to be considered for this position. Description: Maintains operation of multi-user computer systems, including coordination of infrastructure and cloud responsibilities. Develops and designs core operating system builds. Responsible for coding, virtualization, and automation of systems. Sets up administrator and service accounts, maintains an active directory of users and syst

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Contract

$80 - $90

Linux Systems Administrator

Greenville, Texas

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Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Full-time

Senior Linux Systems Administrator (NDA 4)

Annapolis, Maryland

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Today

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Full-time

USD 112,450.00 - 203,275.00 per year

Lead Linux Administrator

Melbourne, Florida

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7d ago

Responsibilities: Responsible to manage all Linux server hosted on On-prem and clouds.Works with remote support team, vendors, end users, Customer Service Representatives and other technical staff to resolve Linux servers issues.Be responsible for working on critical issues and have ability to provide detail RCA.Be responsible to manage the cluster servers, server Patching and servers builds using the automate tools like BigFixOptimizing and monitoring the system performance.Skill Requirements:

Easy Apply

Full-time

$55,000 - $103,000

Linux Systems Administrator

Herndon, Virginia

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Today

Joining the BlueHalo, an AV Company team means immersing yourself in a dynamic environment, working alongside the brightest minds in technology through some of the toughest challenges facing our nation today. We are spearheading the future of global defense, with every BlueHalo employee playing a key role in our success. That's why our investment in you goes beyond competitive pay and a rewarding benefits package. We're committed to providing our people with the best opportunities to develop the

Full-time

USD 80,000.00 - 100,000.00 per year

Senior Linux/Unix Systems Architect/Administrator

Houston, Texas

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Today

Maddisoft has the following immediate opportunity, let us know if you or someone you know would be interested. Send in your resume ASAP. - U.S. Citizens and those authorized to work in the U.S. are encouraged to apply. Looking for W2 CONTRACT, Send in resume along with LinkedIn profile without which applications will not be considered. Call us NOW! Visa sponsorship is available for this position. ** Job Title: Senior Linux/Unix Systems Architect/Administrator (Cloud & Infrastructure) Location:

Easy Apply

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

Linux Systems Administrator

Austin, Texas

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Today

TEKsystems is seeking a skilled Linux Systems Administrator to support and maintain a virtualized infrastructure across OpenStack, OpenShift, VMware, and Broadcom. This is a run-and-maintain admin position, no design work required.. Top Skills Linux Administration (RHEL and/or Rocky Linux preferred) Candidates must be strong with LinuxVMware & OpenStackLoad Balancer Configuration Nice to Have: OpenShift Key Responsibilities Maintain and support Linux-based systems in a production environmentAdm

Full-time

USD 55.00 - 63.00 per hour

Linux/UNIX Administrator

Plano, Texas

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13d ago

Position Title: Linux Administrator Job Location: Plano TX- (5 Days onsite & 24x7 Rotational) Joining Mode: Long Term Contract Shift :- Rotational (Shift 1 (8 AM 5 PM), Shift 2 (4 PM 1 AM), Shift 3 (12 AM 9 AM)) also on weekend RHEL Certification is required Job Description: The Unix L3 Administrator is responsible for the installation, configuration, and maintenance of Unix systems. This includes managing user accounts, file systems, and network services. The L3 Administrator also troubleshoot

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Third Party, Contract

$40 - $50

Linux/SCADA administrator-Engineering Tech III (LINUX)

Los Angeles, California

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Today

Linux/SCADA administrator - Engineering Tech (LINUX) Location : Los Angeles CA Duration: 6+ months contract. Rate : USD- 60 /Hourly on C2C and Local and required F2F interview Linux/SCADA administrator // local candidates strongly preferred Experience Qualifications: Education : High school diploma or general education development test (GED), and two years of accredited college or university in engineering and six years of relevant experience, two years of which must have been at the Engine

Easy Apply

Contract

$50 - $60

Senior Teamcenter Infrastructure Administrator (Linux OS must)

Remote

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5d ago

Job Overview Experience Required: Total: 10+ yearsRelevant: 7+ years in Teamcenter administration and architectureJob Description: We are seeking a highly skilled Senior Teamcenter Infrastructure Administrator with a strong background in Linux-based systems and deep expertise in Teamcenter PLM infrastructure. This individual will be responsible for architecting, deploying, maintaining, and optimizing Teamcenter environments, ensuring high availability, scalability, and performance across all tie

Easy Apply

Full-time

$55 - $60

Linux Systems Administrator, Senior - Top Secret Clearance Required

Crane, Indiana

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Today

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities As a Senior Linux Systems administrator with AMERICAN SYSTEMS, you will have the opportunity to: Support on-premises Production and Development Linux infrastructure and applications.Provide Tier II support for p

Full-time

System Administrator

Houston, Texas

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7d ago

Job Title: Senior Linux System Administrator Location: Houston TX Workplace Type: On-site/Hybrid Job Type: Contract We are #hiring a Senior Linux System Administrator to join our IT Technical Services team! This role is crucial for administering, implementing, and supporting our critical IT infrastructure with a focus on Linux, storage, and backup systems. If you are a technical expert passionate about complex operating systems and ensuring high availability, we want to hear from you. Key Respo

Easy Apply

Contract

Depends on Experience

Senior System Software Engineer, Linux GPU

Remote or Santa Clara, California

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Today

NVIDIA's invention of the GPU in 1999 fueled the growth of the PC gaming market, redefined modern computer graphics, and revolutionized parallel computing. More recently, GPU deep learning ignited modern AI - the next era of computing - with the GPU acting as the brain of computers, robots, and self-driving cars that can perceive and understand the world. Today, we are increasingly known as "the AI computing company". We are growing our company and the team with the most inquisitive people in th

Full-time

USD 168,000.00 per year

Senior Manager, Linux GPU System Software Engineering

Santa Clara, California

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Today

NVIDIA has been transforming computer graphics, PC gaming, and accelerated computing for more than 25 years. It's a unique legacy of innovation that's fueled by great technology-and amazing people. Today, we're tapping into the unlimited potential of AI to define the next era of computing. An era in which our GPU acts as the brains of computers, robots, and self-driving cars that can understand the world. Doing what's never been done before takes vision, innovation, and the world's best talent.

Full-time

USD 272,000.00 per year

Senior Linux Administrator

Arlington, Virginia

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Today

Job ID: 2510581 Location: ARLINGTON, VA, US Date Posted: 2025-10-21 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description Team SAIC is seeking an experienced Red Hat Senior Linux Administrator to operate and maintain the Linux operating systems within our environment. This position is based out of the Pent

Full-time

Linux Administrator

Chantilly, Virginia

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Today

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Full-time

Senior Linux System Admin - Federal

Remote or Kirkland, Washington

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Today

Company Description At ServiceNow, our technology makes the world work for everyone, and our people make it possible. We move fast because the world can't wait, and we innovate in ways no one else can for our customers and communities. By joining ServiceNow, you are part of an ambitious team of change makers who have a restless curiosity and a drive for ingenuity. We know that your best work happens when you live your best life and share your unique talents, so we do everything we can to make t

Full-time

USD 126,700.00 - 215,400.00 per year

Senior Linux System Admin - Federal

Remote or Santa Clara, California

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Today

Full-time

USD 126,700.00 - 215,400.00 per year

Senior Linux System Admin - Federal

San Diego, California

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Today

Full-time

USD 126,700.00 - 215,400.00 per year

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Linux System Administrator jobs