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Senior Linux System Administrator Jobs in Texas (NOW HIRING)

Deegit Inc

Linux Administrator

San Antonio, TX · On-site

Linux Systems Administrator Terms: Permanent Location: San Antonio, TX Remote options: No Top Skills: • Windows Server 2008 / 2012 System Administration Experience • Linux System Administration ...

Tamus

Senior IT Professional II

College Station, TX

$70K - $74K/yr

Serves as a senior Linux systems administrator responsible for the design, implementation, configuration, maintenance, and support of complex Linux environments, including workstations, servers ...

New

SquareDomain

Senior Linux Administrator

Austin, TX · On-site

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

This is an exciting opportunity for a highly motivated Senior Linux Administrator to provide UNIX ... Ensure that appropriate system monitoring is implemented and supported globally. * Gather global ...

SquareDomain

Senior Linux Administrator

Austin, TX

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

This is an exciting opportunity for a highly motivated Senior Linux Administrator to provide UNIX ... Ensure that appropriate system monitoring is implemented and supported globally. * Gather global ...

Conch Technologies Inc

SR. System Administrator

Houston, TX · On-site

$82K - $111K/yr

Job Title: SR. System Administrator Location: Houston, TX (Hybrid) Work Location: 601 Travis Street ... The ideal candidate will have strong expertise in Windows/Linux administration, VMware ...

Rothe Development, Inc.

Linux/GitLab Administrator

Houston, TX · On-site

$105K - $120K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Implement system hardening, patch management, access controls, and compliance baselines. * Automate system tasks using shell scripting, Ansible, or similar tools. * Perform monitoring ...

Lamar University

Sr. System Administrator

Beaumont, TX · On-site

$59K - $77K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Systems Administrator Senior will apply technical knowledge in implementing policies for system ... Linux servers, VMware hypervisor, SAN / NAS storage systems, and monitoring and management systems ...

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All JobsLinux System Administrator JobsSenior Linux System Administrator JobsSenior Linux System Administrator Jobs in Texas

Senior Linux System Administrator information

See Texas salary details

$20.5K

$118.5K

$166.3K

How much do senior linux system administrator jobs pay per year?

As of Aug 14, 2026, the average yearly pay for senior linux system administrator in Texas is $118,532.00, according to ZipRecruiter salary data. Most workers in this role earn between $99,700.00 and $139,700.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior Linux system administrator?

To thrive as a Senior Linux System Administrator, you need deep expertise in Linux/UNIX system administration, scripting, networking, and troubleshooting, typically backed by several years of industry experience and a relevant degree or certifications like RHCE or CompTIA Linux+. Proficiency with tools such as Ansible, Puppet, Docker, and monitoring platforms, as well as experience with cloud environments, is highly valued. Strong problem-solving abilities, communication skills, and the capacity to mentor junior team members are crucial soft skills. These abilities are essential for ensuring reliable system uptime, seamless team collaboration, and effective response to complex IT challenges.

What is a senior Linux system administrator?

A Senior Linux System Administrator is responsible for managing, configuring, and maintaining Linux-based systems and servers. They handle system performance tuning, security hardening, troubleshooting, and automation through scripting and configuration management tools. Additionally, they oversee backups, software updates, and infrastructure reliability. This role often involves mentoring junior administrators and collaborating with development and IT teams to support business operations.

What are the typical daily responsibilities of a senior Linux system administrator?

Senior Linux System Administrators are responsible for managing, maintaining, and optimizing Linux-based servers and infrastructure. Their daily tasks often include monitoring system performance, managing user permissions, applying security patches, automating processes through scripting, and troubleshooting technical issues. They regularly collaborate with developer, security, and operations teams to support new deployments and ensure system reliability. Additionally, they may mentor junior administrators and contribute to designing infrastructure improvements, making this a dynamic and influential role within IT operations.

What are the most commonly searched types of Linux System Administrator jobs in Texas?

The most popular types of Linux System Administrator jobs in Texas are:

What are popular job titles related to Senior Linux System Administrator jobs in Texas?

For Senior Linux System Administrator jobs in Texas, the most frequently searched job titles are:

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What cities in Texas are hiring for Senior Linux System Administrator jobs?

Cities in Texas with the most Senior Linux System Administrator job openings:

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Senior Linux System Administrator jobs near you
Infographic showing various Senior Linux System Administrator job openings in Texas as of August 2026, with employment types broken down into 85% Full Time, 3% Part Time, and 12% Contract. Highlights an 90% In-person, and 10% Remote job distribution, with an average salary of $118,532 per year, or $57 per hour.

Senior Linux Systems Administrator

Avenue Technologies and Commodities, Inc.

Dallas, TX • On-site

Full-time

Posted 24 days ago

Job description

Job Title: Tier III Operations Engineer
Location: Onsite - Dallas, TX Area
Clearance: Active TS/SCI with CI Poly
Citizenship: U.S. Citizen
Position Summary
The Tier III Operations Engineer is responsible for maintaining the availability, performance, and reliability of mission-critical systems. This role serves as the highest level of operational support, providing advanced technical troubleshooting and incident resolution for complex infrastructure and application issues. The engineer collaborates with Operations, Engineering, and external vendors to ensure system stability and continuous service availability.
Key Responsibilities
  • Lead diagnosis and resolution of complex incidents that cannot be resolved by Tier I or Tier II support teams
  • Perform advanced troubleshooting across servers, operating systems, networking, databases, storage, virtualization, and enterprise applications
  • Participate in incident response during critical outages and coordinate technical recovery efforts
  • Monitor system health, performance, and capacity to proactively identify potential issues
  • Develop and maintain operational documentation, troubleshooting guides, and standard operating procedures
  • Support planned maintenance, system upgrades, patching, and changemanagement activities
  • Collaborate with engineering teams to improve system resiliency, automation, and operational efficiency
  • Identify recurring issues and recommend long-term improvements to increase reliability and reduce operational risk

Required Qualifications
  • Security+ or CISSP certification
  • Strong communication skills with the ability to explain complex technical topics
  • Strong understanding of Linux operating systems
  • Availability to work extended hours and provide after-hours and on-call support
  • Experience supporting and troubleshooting APIs and security appliances such as API gateways
  • Ability to analyze system logs, performance metrics, and diagnostic data to quickly isolate technical issues
  • Ability to work independently and effectively under pressure during critical production incidents

Preferred Qualifications
  • Bachelor's degree in a STEM field and 5+ years of related experience
  • Experience supporting highavailability or missioncritical environments
  • Experience with Grafana or similar monitoring tools
  • Familiarity with incident management and changemanagement processes
  • Broad knowledge of servers, networking, storage, and virtualization
  • Experience with cloud monitoring and logging tools such as Grafana, Prometheus, Promtail, and Loki
  • Familiarity with DevOps collaboration tools such as Jira and Confluence

Apply