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System Admin Jobs in Texas (NOW HIRING)

3B Staffing LLC

Linux System Administrator

Houston, TX · On-site

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 ...

Posted today

Austin Hr

System Administrator

Austin, TX · On-site

We are looking for a System Administrator to join our team. This position involves working in a highly collaborative team environment. Our team consists of cutting-edge technologists, data hounds ...

Austin HR

System Administrator

Austin, TX

We are looking for a System Administrator to join our team. This position involves working in a highly collaborative team environment. Our team consists of cutting-edge technologists, data hounds ...

Sourceability

System Administrator

Austin, TX · On-site

We are looking for a dynamic System Administrator to become a vital part of our vibrant IT team, working hybrid from our Austin, TX office. Join the energy and come be part of the momentum! We are ...

Sourceability

System Administrator

Austin, TX · On-site

We are looking for a dynamic System Administrator to become a vital part of our vibrant IT team, working hybrid from our Austin, TX office. Join the energy and come be part of the momentum! We are ...

Sourceability

System Administrator

Austin, TX

We are looking for a dynamic System Administrator to become a vital part of our vibrant IT team, working hybrid from our Austin, TX office. Join the energy and come be part of the momentum! We are ...

Cymertek

System Administrator

San Antonio, TX · On-site

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 seeking a proactive and detail-oriented ...

E*Pro, Inc.

UNIX System Administrator

Irving, TX

Unix System Administrator Location : Irving, TX Job Type : Permanent Full Time US Citizen/ Green Card Holder/EAD (GC) can apply for this Job Required Skills: Minimum of 5-7 years of experience in ...

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, Suite 1400, Houston, TX 77002 Duration: 12 Months Job Summary We are seeking an experienced Senior ...

SRC, Inc.

System Administrator

San Antonio, TX · On-site

$110K - $127K/yr

SRC, Inc. is currently seeking a certified System Administrator at Lackland AFB in San Antonio, TX. This position will support administration, configuration and maintenance and day-to-day operation ...

SRC, Inc

System Administrator

San Antonio, TX

$110K - $127K/yr

SRC, Inc. is currently seeking a certified System Administrator at Lackland AFB in San Antonio, TX. This position will support administration, configuration and maintenance and day-to-day operation ...

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Showing results 41-60

All JobsSystem Admin JobsSystem Admin Jobs in Texas

System Admin information

See Texas salary details

$38.2K

$82.8K

$128.1K

How much do system admin jobs pay per year?

As of Aug 12, 2026, the average yearly pay for system admin in Texas is $82,849.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,200.00 and $96,900.00 per year, depending on experience, location, and employer.

What does a system administrator do?

A system administrator manages and maintains an organization’s computer systems, servers, and networks to ensure they run efficiently and securely. They install, configure, troubleshoot hardware and software, monitor system performance, and implement security measures, often using tools like scripting and monitoring software. Certifications such as CompTIA Server+ or Microsoft Certified Systems Administrator (MCSA) can enhance job prospects.

What is a system admin?

System admins, or system administrators, are IT professionals responsible for managing, maintaining, and supporting computer systems and networks within an organization. Their duties often include installing and configuring software and hardware, monitoring system performance, ensuring system security, and troubleshooting technical issues. System admins play a crucial role in ensuring that the organization's IT infrastructure runs smoothly and efficiently.

What are some common challenges system admins face when managing both on-premises and cloud-based infrastructure?

System Admins often encounter challenges integrating and maintaining both on-premises and cloud-based systems, such as ensuring consistent security protocols, managing user access across platforms, and troubleshooting connectivity issues. Balancing updates, backups, and performance monitoring between different environments requires strong organizational skills and familiarity with various management tools. Effective communication with IT, development, and security teams is essential for resolving issues quickly and maintaining system reliability.

Is a system administrator a high paying job?

System administrators often earn competitive salaries that vary based on experience, certifications, and location. In general, they are considered to have a well-paying role within the IT industry, especially with specialized skills in network management, security, and scripting. Salaries tend to increase with expertise and advanced certifications like CompTIA or Cisco certifications.

Do system administrators make good money?

System administrators typically earn competitive salaries that vary based on experience, certifications, and location. Entry-level positions may start lower, but experienced admins with skills in networking, security, and scripting can earn higher wages, especially in larger organizations or with specialized expertise.

What are the key skills and qualifications needed to thrive as a system admin, and why are they important?

To thrive as a System Admin, you need strong knowledge of operating systems (Windows, Linux), networking, and server management, typically supported by a degree in IT or related certifications like CompTIA Server+ or Microsoft Certified: Windows Server. Familiarity with tools such as Active Directory, virtualization platforms (VMware, Hyper-V), and monitoring systems is essential. Excellent problem-solving abilities, attention to detail, and effective communication distinguish top performers in this role. These skills ensure reliable system performance, security, and rapid issue resolution, which are vital for organizational operations.

What is the difference between System Admin vs Network Administrator?

AspectSystem AdminNetwork Administrator
CertificationsCompTIA A+, Microsoft Certified: Windows Server, Cisco CCNACompTIA Network+, Cisco CCNA, Cisco CCNP
Work EnvironmentManage servers, operating systems, and internal IT infrastructureFocus on network hardware, configurations, and connectivity
ResponsibilitiesMaintain servers, troubleshoot OS issues, user account managementConfigure routers/switches, monitor network performance, security
Industry UsageCommon in small to medium businesses, IT departmentsCommon in larger organizations, ISPs, data centers

While both roles involve IT infrastructure, System Admins primarily manage servers and operating systems, whereas Network Administrators focus on network hardware and connectivity. Both roles often collaborate but have distinct technical focuses and certifications.

What are the most commonly searched types of System Admin jobs in Texas? The most popular types of System Admin jobs in Texas are:
What are popular job titles related to System Admin jobs in Texas? For System Admin jobs in Texas, the most frequently searched job titles are:
What job categories do people searching System Admin jobs in Texas look for? The top searched job categories for System Admin jobs in Texas are:
What cities in Texas are hiring for System Admin jobs? Cities in Texas with the most System Admin job openings:
What are popular job titles related to System Admin jobs in TX? For System Admin jobs in TX, the most frequently searched job titles are:
System Admin jobs near you
Infographic showing various System Admin job openings in Texas as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 11% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $82,849 per year, or $39.8 per hour.

Linux System Administrator

3B Staffing LLC

Houston, TX • On-site

Full-time

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

Job description

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 patches, and maintain firmware on physical and virtual servers.
  • Monitor server performance, troubleshoot issues, and resolve system errors to ensure high availability.
  • Collaborate with network, cybersecurity, and SCADA/ICS teams to ensure stable and secure IT/OT operations.
  • Maintain system documentation, network diagrams, and standard operating procedures.
  • Manage user access controls and enforce cybersecurity policies.
  • Support backup, disaster recovery, and restore processes for all critical systems.
  • Provide remote and on-site support for plant and field locations as needed.
Required Qualifications:
  • Proven experience with Linux (e.g., Ubuntu, Red Hat, CentOS) and Microsoft Windows Server systems.
  • Strong command-line skills and experience with shell scripting (e.g., Bash or PowerShell).
  • Proficiency in system monitoring, log analysis, and performance tuning.
  • Experience in virtualization platforms (e.g., VMware, Hyper-V).
  • Understanding of IT/OT environments, including SCADA and industrial control systems.
  • Familiarity with cybersecurity practices and frameworks (e.g., NERC CIP is a plus).
  • Excellent troubleshooting, documentation, and communication skills.
Preferred Qualifications:
  • Relevant certifications such as CompTIA Linux+, Microsoft Certified: Windows Server, or Red Hat Certified System Administrator (RHCSA).
  • Experience working in regulated environments or the energy/industrial sector.
Work Environment:
  • Hybrid environment
  • Travel to field and plant sites up to 40%

Apply