Linux System Administrator jobs in Texas

Unix-Linux System Administrator - L3 Support - Spring, TX - 66822

Spring, Texas

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Today

Unix-Linux System Administrator-L3 Support We have an immediate long-term opportunity with one of our prime clients for a position of Unix-Linux System Administrator-L3 Support to work at Spring, TX Pay Rate: $40-$45/hr Looking for an experienced L3 System Administrator with strong expertise in Linux (RHEL/SUSE) and HP-UX. Responsibilities include OS installation and patching, performance tuning, crash analysis, storage and clustering (Red Hat Cluster, SUSE HAE, ServiceGuard), and automation

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Contract

$$40/hr

Linux & HP-UX System Administrator L3 Support

Carrollton, Texas

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23d ago

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 availability, security, and compliance of Unix/Linux systems. Key Responsibilities: Linux Administration (RHEL/

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Full-time

$100,000 - $116,000

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

Linux & HP-UX System Administrator – L3 Support

Spring, Texas

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23d ago

Immediate need for a talented Linux & HP-UX System Administrator L3 Support. This is a06 - 12 months contractopportunity with long-term potential and is located in Spring, TX(Onsite). Please review the job description below and contact me ASAP if you are interested. Job Diva ID: 25-95029 Pay Range: $40 - 45/hr. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Responsibilities: Lin

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Contract

40 - 45

Sr. Linux Engineer / Sr. Linux Systems Administrator

The Woodlands, Texas

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Today

Senior Linux Engineer | Contract-to-Hire North Houston | Hybrid (3 days onsite) Our client is hiring a Senior Linux Engineer to support enterprise Linux workloads in a Microsoft Azure environment. This is a hands-on, contract-to-hire role working closely with on-site teams. What you'll do * Support and optimize Linux (RHEL/Rocky/Ubuntu) systems in Azure * Automate provisioning, patching, and monitoring * Troubleshoot complex OS, networking, and cloud issues * Partner with DevOps and application

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Contract

$125000.00 - $145000.00 per annum

Linux System Administrator

San Antonio, Texas

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Today

Basic Qualifications Bachelor's degree in a specialized area; or equivalent 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 the 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 eligibility requireme

Full-time

USD 103,254.00 - 111,724.00 per year

Linux System Administrator-Senior Level

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

Enterprise Architect - C/Linux/Oracle Modernization/System Modernization Architect C/Oracle/Linux

Remote

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10d ago

We are looking for a highly experienced Solution Architect with strong expertise and deep knowledge of legacy platform modernization, and hands-on experience in migrating enterprise workloads to AWS Cloud. In this role, you will lead the end-to-end modernization of a mission-critical Legacy Platform that supports multiple customer products and state implementations. The platform currently runs on a monolithic architecture built on C, Linux, and Oracle, and requires stabilization, technology upgr

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Contract, Third Party

Depends on Experience

Site Reliability Engineer - Linux Administrator

Remote

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27d ago

Selected candidate must be very strong with Linux, to be considered for this position. Our client is leading the global evolution to the multi-gigabit, content-rich networks of the future. Their people deliver future-ready software, services, and integrated platforms that power broadband and video streaming networks, monitor and manage transportation, and transform experiences in homes, businesses, and everywhere people connect. Position Summary The Site Reliability Engineers are part of the Pla

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Contract

60 - 65

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 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

System Engineer/Linux Engineer/RedHat Engineer/Remote

Remote or New Jersey

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Today

Key Responsibilities Design and deploy system infrastructure (servers, OS, storage, virtualization) Install, configure, and maintain operating systems (Linux/Windows) Monitor system performance, uptime, and security Troubleshoot hardware, software, and network issues Automate tasks using scripts (Shell, PowerShell, Python) Manage backups, disaster recovery, and system updates Work with cloud platforms (AWS, Azure, Google Cloud Platform) Ensure compliance with security and IT policies Collaborate

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Third Party, Contract

$DOE

Systems Administrator Autonomic Logistics Information System (Level 1)

Fort Worth, Texas

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Today

Job Description What You Will Be Doing: At Lockheed Martin Aeronautics, we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach - and yours as a Lockheed Martin employee. Joining the Lockheed Martin ALIS team immediately opens a world of educational and experiential development opportunities for you. With experience, leadership opportunities become available as squadron leads, technica

Full-time

USD 57,500.00 - 101,430.00 per year

Jr. System Administrator

Remote or Chantilly, Virginia

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Today

The National Security Sector at Leidos currently has an opening for a System Administrator to work on our Department of State Facial Recognition (DoS FR) program. This is an exciting opportunity to use your experience helping the DoS FR team support the Consular Affairs mission to verify applicant identities, prevent issuing travel documents to those who pose national security threats, and prevent issuing travel documents to applicants using fraudulent aliases. The position is remote but qualifi

Full-time

USD 59,150.00 - 106,925.00 per year

Senior System Administrator

Remote or Montreal, Quebec

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Today

Sr System Admin Montreal Remote Key Responsibilities Maintain and support production trading and surveillance systems.Design, implement, and optimize infrastructure solutions across applications, OS, and security layers.Act as escalation point for system incidents and performance issues.Create and maintain technical documentation and operational procedures.Participate in on-call and after-hours support as needed. Requirements 5+ years of experience managing and supporting critical productio

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Full-time

SYSTEMS ENGINEER SR PRINCIPAL (HPC/AI System Administrator, Storage Engineer, Monitoring Expert, Solution Architect, Security/Provisioning Engineer, or Multi-discipline Expert)

Remote

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Complex Systems, High Performance Computing (HPC), Operations Management, System Performance, Systems Management Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: SYSTEMS ENGINEER SR PRINCIPAL (HPC/AI System Admini

Full-time

USD 140,250.00 - 189,750.00 per year

SYSTEMS ENGINEER PRINCIPAL (HPC/AI System Administrator, Storage Engineer, Monitoring Expert, Solution Architect, Security/Provisioning Engineer, or Multi-discipline Expert)

Remote

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Complex Systems, High Performance Computing (HPC), Operations Management, System Performance, Systems Management Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: SYSTEMS ENGINEER PRINCIPAL Advance how our customer

Full-time

USD 123,250.00 - 166,750.00 per year

Network Administrator Autonomic Logistics Information System (Level 1)

Fort Worth, Texas

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Today

Job Description What You Will Be Doing: At Lockheed Martin Aeronautics, we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach - and yours as a Lockheed Martin employee. Joining the Lockheed Martin Autonomic Logistics Information System (ALIS) Autonomic Logistics Operating Unit (ALOU) team immediately opens a world of educational and experiential development opportunities for you. Pro

Full-time

USD 57,500.00 - 101,430.00 per year

Network Administrator Autonomic Logistics Information System (Level 3)

Fort Worth, Texas

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Today

Job Description What You Will Be Doing: Joining the Lockheed Martin Delivery Operations Maintenance Management (DOMMS)/ Factory Floor (FF) Autonomic Logistics Information System (ALIS) team immediately opens a world of educational and experiential development opportunities for you. ALIS IT administrators develop skills to support many expanding US and international locations. With experience, leadership opportunities become available as leads, technical experts, and functional personnel leaders

Full-time

USD 85,500.00 - 150,765.00 per year

Systems Administrator (Linux)

McKinney, Texas

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Today

Date Posted: 2025-12-01 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

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Linux System Administrator jobs in Texas, USA