Linux System Administrator jobs in Texas

Linux & HP-UX System Administrator L3 Support

Spring, Texas

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27d ago

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

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Full-time

$55,000 - $103,000

Senior System Administrator / Site Reliability Engineer (Unix / Linux)

Austin, Texas

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22d ago

Job Title: Senior System Administrator / Site Reliability Engineer (Unix / Linux)Location: Austin, TX (Onsite)Duration: Long Term Mandatory Skills: Linux/Unix Administration, AWS, Azure, Ansible, Terraform, Kubernetes, CI/CD (GitHub Actions/Jenkins), PrometheGrafana, SRE/DevOps PracticesOverall Experience: 10+ Years Job Description:The Senior System Administrator / Site Reliability Engineer (SRE) is responsible for ensuring high availability, reliability, and performance of mission-critical syst

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Full-time

$50 - $60

Linux System Administrator (Database)

San Antonio, Texas

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Today

Basic Qualifications Bachelor's degree in computer science, information technology/related discipline 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 is required at time of hire with ability to obtain a Polygraph within a reasonable amount of time. Applicants selected will be subject to a U.S. Government security investigation and must meet

Full-time

USD 98,891.00 - 107,004.00 per year

Senior Linux System Administrator

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

Sr. System Administrator (Linux)

Remote or Sterling, 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

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

Linux Administrator (HPC and NVIDIA GPU) | 100% Remote | (#CH) (#ANB)

Remote

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7d ago

System Administrator High-Performance Computing (HPC)Location: Remote DURATION: 6 to 12 Months Key Responsibilities System Support & Troubleshooting Provide operational support and problem resolution for the NVIDIA NVL72 GPU system.Monitor system health and performance, proactively identifying and resolving issues to maintain high uptime and availability. Cluster & Workload ManagementAdminister and optimize the Slurm workload manager for efficient job scheduling and resource allocation.Manage c

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Contract, Third Party

Depends on Experience

Linux System Engineer

Remote

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2d ago

Linux System EngineerIntroductionThis position involves managing and maintaining enterprise-level Linux servers in various environments, automating tasks through scripting, implementing configuration management tools, monitoring system performance, ensuring security and compliance, managing networking services, supporting virtualization and containerization technologies, and designing backup and recovery strategies. ResponsibilitiesSystem Administration and MaintenanceAutomation and ScriptingInf

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Full-time, Third Party

50 - 55

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 System Software Engineer, Networking Linux Kernel - DGX Cloud

Remote or Santa Clara, California

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Today

We are looking for a Sr Storage Services Software engineer to join the block storage group. You will be a member of a team that builds the next generation block storage capabilities. You will work closely with a variety of teams and architects including the networking team, HW team and external customers. You will define the Software architecture and implementation of the most advanced storage services! Services that will need to meet extreme performance and scalability demands! We have crafted

Full-time

USD 224,000.00 per year

Senior Linux System Admin - Federal

Remote or Chicago, Illinois

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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 Atlanta, Georgia

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Today

Full-time

USD 126,700.00 - 215,400.00 per year

Senior Linux System Admin - Federal

Remote or Kirkland, Washington

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Today

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

Application Systems Administrator -3 (Oracle/Linux systems)

Irving, Texas

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Today

At U.S. Bank, we're on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often-that's what we call the courage to thrive. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a wide, ever-growing range of opportunities to discover

Full-time

USD 92,820.00 - 109,200.00 per year

Linux Systems Administrator

Remote or Sterling, Virginia

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Today

Full-time

Systems Administrator (Linux)

McKinney, Texas

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Today

Date Posted: 2025-10-16 Country: United States of America Location: TX190: 2501 West University, McKinney 2501 West University , McKinney, TX, 75070 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 Do you want to be a part of a team whose impact stretches across the world, and even beyond? Collins Aerospace, a

Full-time

USD 82,000.00 per year

Senior System Support Administrator

Remote or Hybrid in Columbia, South Carolina

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Today

DPP is seeking a Senior System Support Administrator for a fully remote opportunity with our client in Columbia, SC. Work arrangement: Remote; some off hours and weekend work may be required W2 position; 6 months Candidates who are foreign nationals must have resided in the US for at least three (3) of the last five (5) years prior to assignment to the client s applicable government contract. Position summary: The System Support Administrator needs experience in supporting enterprise software, p

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Contract

BASED ON EXPERIENCE

Informatica System Administrator (17222)

Remote

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Today

Baer is looking for Informatica System Administrator for a 12+ month remote project Title: Informatica System Administrator Location: Remote Duration: 12 months Rate: Hourly Plus Expenses Reimbursed Alignment: W2 or Individual C2C (Vendors Not Permitted) **First Week Onsite Required to complete Onboarding** Description: Manage and maintain Informatica environments to ensure stability and high performance.Administer and monitor system infrastructure, including servers, storage, and networking

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Contract

Depends on Experience

Senior High Performance Computing System Administrator

Remote or Ronan, Montana

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Today

Working at Yale means contributing to a better tomorrow. Whether you are a current resident of our New Haven-based community- eligible for opportunities through the New Haven Hiring Initiative or a newcomer, interested in exploring all that Yale has to offer, your talents and contributions are welcome. Discover your opportunities at Yale! Salary Range $90,000.00 - $165,750.00 Overview The Yale Center for Research Computing (YCRC) is looking for a versatile system administrator/engineer to hel

Full-time

USD 90,000.00 - 165,750.00 per year

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Linux System Administrator jobs in Texas, USA