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Linux System Administrator Jobs in Texas (NOW HIRING)

Linux System Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled ...

Linux System Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled ...

Linux System Administrator LOCATIONSan Antonio, TX 78208 CLEARANCETS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARYWe are looking for a dedicated and skilled ...

Senior Linux System Administrator (L3) Job Type: Full-Time Location - Irving, TX Experience: 8+ Years (Preferred) Role Summary Seeking a hands-on L3 Linux Administrator to own stability, availability ...

IT/OT System Administrator - Linux Key Responsibilities: * Install, configure, and maintain Linux and Windows servers and systems across IT and OT networks. * Perform system upgrades, apply security ...

Linux System Administrator (#1728) Location: Austin,TX Preferred C2H Requirement Duration: 6+ Months Experience: Senior level Linux engineer Strong experience with RHEL (5, 6, and 7) and Windows AD ...

HPC Linux System Administrator MRI Technologies has an exciting opportunity for an HPC Linux System Administrator on the JETS II contract at NASA Johnson Space Center. You will support the Flight ...

Senior Linux System Administrator Irving, TX | 6 - 8 years of experience Job Id: 401435 Role Summary Seeking a hands-on L3 Linux Administrator to own stability, availability, and performance across ...

Senior level Linux engineer Strong experience with RHEL (5, 6, and 7) and Windows AD Experience ... and system standardization Scripting experience required, prefer BASH, Python, Perl, etc.

* We are seeking a skilled and experienced System Administrator to join our team to manage and support our Linux-based private cloud infrastructure. Ideal candidate to ensure the stability, integrity ...

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Linux System Administrator information

See Texas salary details

$19

$48

$70

How much do linux system administrator jobs pay per hour?

As of May 28, 2026, the average hourly pay for linux system administrator in Texas is $48.41, according to ZipRecruiter salary data. Most workers in this role earn between $38.32 and $58.22 per hour, depending on experience, location, and employer.

What Is a Linux System Administrator?

A Linux system administrator— or sysadmin—is an information technology professional who oversees the lifespan of Linux software installed on a server, computer, or other pieces of hardware, including network devices. As a Linux sysadmin, your responsibilities include software installation, day-to-day maintenance of applications, and an overall understanding of Linux operating systems. As part of the daily maintenance team, your job is to monitor system health and ensure that security patches are up-to-date, so that network systems perform well for business users.

What are the key skills and qualifications needed to thrive as a Linux System Administrator, and why are they important?

To thrive as a Linux System Administrator, you need a strong understanding of Linux operating systems, system troubleshooting, and networking, often supported by a degree in computer science or related certifications like CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with command-line interfaces, shell scripting, system monitoring tools, and configuration management systems like Ansible or Puppet is essential. Problem-solving abilities, attention to detail, and effective communication are standout soft skills in this role. These skills and qualities ensure reliable system performance, quick resolution of technical issues, and smooth collaboration within IT teams.

What are some common challenges faced by Linux System Administrators when managing large-scale server environments?

Linux System Administrators often encounter challenges such as maintaining consistent configurations across numerous servers, ensuring security compliance, and minimizing downtime during updates or maintenance. Managing automation tools, such as Ansible or Puppet, and monitoring system performance are also critical aspects. Effective communication and collaboration with development and network teams are essential to quickly resolve issues and implement new technologies smoothly.

What are Linux System Administrators?

Linux System Administrators are IT professionals responsible for installing, configuring, maintaining, and troubleshooting Linux-based operating systems and servers. They ensure the stability, security, and performance of Linux systems, manage user accounts, implement backups, and handle software updates. Their role often includes monitoring system health, automating routine tasks using scripts, and providing technical support to users. Linux System Administrators play a critical role in managing the underlying infrastructure that supports applications and services in many organizations.

What is the difference between Linux System Administrator vs Network Administrator?

AspectLinux System AdministratorNetwork Administrator
CertificationsLinux+, LPIC, RHCSACompTIA Network+, Cisco CCNA
Work EnvironmentServers, data centers, cloud platformsNetworking hardware, routers, switches
ResponsibilitiesManaging Linux servers, scripting, securityConfiguring networks, troubleshooting connectivity
Industry UsageIT, hosting, cloud servicesTelecommunications, enterprise networks

While both roles involve IT infrastructure, a Linux System Administrator focuses on managing Linux servers and related software, whereas a Network Administrator specializes in maintaining and troubleshooting network hardware and connectivity. Both roles require specific certifications and are vital in ensuring smooth IT operations within organizations.

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 job categories do people searching Linux System Administrator jobs in Texas look for? The top searched job categories for Linux System Administrator jobs in Texas are:
What cities in Texas are hiring for Linux System Administrator jobs? Cities in Texas with the most Linux System Administrator job openings:
What are popular job titles related to Linux System Administrator jobs in TX? For Linux System Administrator jobs in TX, the most frequently searched job titles are:
Infographic showing various Linux System Administrator job openings in Texas as of May 2026, with employment types broken down into 94% Full Time, and 6% Contract. Highlights an 100% In-person job distribution, with an average salary of $100,692 per year, or $48.4 per hour.
Linux System Administrator

Linux System Administrator

Cymertek

San Antonio, TX • On-site

Other

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired today. Applications are no longer accepted.


Job description

Linux System Administrator
LOCATION
San Antonio, TX 78208
CLEARANCE
TS/SCI Full Poly (Please note this position requires full U.S. Citizenship)
KEY SUMMARY
We are looking for a dedicated and skilled Linux Systems Administrator to join our team and play a vital role in managing and maintaining our Linux-based infrastructure. In this position, you will be responsible for deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance, reliability, and security. You will collaborate with cross-functional teams to support system integration, implement automation solutions, and enhance system scalability. If you have a passion for Linux systems, a proactive approach to problem-solving, and a commitment to delivering high-quality support, we invite you to apply and help us drive our technical operations forward.
*** Please note that our job openings are dynamic and can open or close quickly (much faster than we can publish). If you do not see an opening you are looking for, know that we see almost all types of positons. We strive to keep our listings up to date, but please consider submitting your current resume. Our team will work with you to identify the most recent opportunities that align with your skillset and career goals. We look forward to you joining our family. ***
SIMILAR CAREER TITLES
Linux Administrator, Systems Administrator, DevOps Engineer, Unix Administrator, IT Systems Engineer, Infrastructure Engineer, Cloud Systems Administrator, Server Administrator, Network Systems Administrator, etc.
DEGREE (Level Desired)
Bachelor's Degree
DEGREE (Focus)
Computer Science, Information Technology, Cybersecurity, Network Engineering, Systems Engineering, Information Systems, Software Engineering, Computer Engineering, Data Science, etc.
ALTERNATE EXPERIENCE
General comment on degrees: Most contracts allow additional experience (4-5 years) in lieu of a Bachelor's Degree. Some contracts give 4-5 years experience credit for a Bachelor's Degree. Some contracts give 2 years experience credit for a Master's Degree. We will work with you to find the right fit.
POSITION RESPONSIBILITIES
  • Install, configure, and maintain Linux servers
  • Monitor system performance and ensure uptime
  • Manage user accounts and permissions
  • Troubleshoot and resolve server issues
  • Implement and maintain security updates
  • Create and maintain system documentation
REQUIRED SKILLS
  • Proficiency with Linux command-line tools
  • Experience with shell scripting
  • Knowledge of server virtualization
  • Familiarity with configuration management tools
  • Understanding of file systems and storage
  • Ability to monitor system logs effectively
DESIRED SKILLS
  • Knowledge of cloud platforms (e.g., AWS, Azure)
  • Experience with containerization tools (e.g., Docker)
  • Familiarity with CI/CD pipelines
  • Understanding of network protocols (e.g., TCP/IP)
  • Knowledge of security hardening practices
  • Experience with high-availability environments
PLUG IN to CYMERTEK - And design your future...
YOUR FOREVER CAREER STARTS HERE
Are you looking for more than just a job? Join a company where employees are treated like family, and your career is built to last. We are a growing small business and a trusted federal contractor offering full scope consulting services in information technology, cybersecurity, and analyst workforce development.
At our company, you come first. We're committed to creating an environment where you'll thrive professionally and personally. We provide meaningful, challenging work using cutting-edge technologies while investing in your growth and success. With direct access to company leadership, a laid-back and inclusive atmosphere, and exceptional work-life balance, you'll feel valued every day.
We also believe in taking care of our family - both yours and ours. Our benefits are phenomenal, family-friendly, and designed with your well-being in mind. From employee and family events to career-long support, we create a community you'll never want to leave.
Ready to make your next move the best one? Join us and experience the difference.
BENEFITS
  • Excellent Salaries
  • Flexible Work Schedule
  • Cafeteria Style Benefits
  • 10% - 401k Matching (Vested Immediately)
  • Additional 401k Profit Sharing
  • 30 days Paid Leave/Holiday (No Use or Lose!)
  • The day off for your birthday
  • Medical/Dental/Vision - 100% employee coverage. ($1200 allowance - or a bonus)
  • HSA/FSA
  • AFLAC
  • Long Term/Short Term Disability - 100% employee coverage. No cost to you.
  • Life Insurance - 100% employee coverage. No cost to you.
  • Additional Discretionary Life Insurance
  • Paid Training
  • No long, wordy reviews with tons of paperwork!!!
  • Referral bonus program with recurring annual payments

HOW TO APPLY
Email us at jobs@cymertek.com or apply today: www.cymertek.com
Want to see what our employees think? Click here .
EQUAL OPPORTUNITY EMPLOYER STATEMENT
Cymertek is proud to be an Equal Opportunity Employer committed to fostering an inclusive and diverse workplace. We embrace and celebrate differences in our employees, recognizing that a diverse workforce enhances our creativity, innovation, and overall success. At Cymertek, employment decisions are made based on merit, qualifications, and business needs without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other characteristic protected by applicable laws. We believe in creating an environment where all individuals are treated with respect and dignity, and where opportunities for professional growth and advancement are accessible to everyone, regardless of background or identity.