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Systems Administrator

Robert Half Technology

Houston, TXContractSeen todaySeen in employer's feed today

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At a glance

Compensation
No compensation found
Location
Houston, TX
Schedule
Contract
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Job overview

The Systems Administrator supports client environments across Houston by maintaining Microsoft infrastructure, assisting end users, and helping keep systems secure and stable. The role administers server, desktop, and network environments, resolves technical issues, and documents support work. It is a contract role with potential to become permanent and includes occasional travel between local client sites.

Skills & qualifications

RequiredNice to have

Skills

Active Directory Administration, requiredMicrosoft 365 Administration, requiredWindows Server Administration, requiredNetworking, requiredRouting, requiredSwitching, requiredTCP/IP, requiredVLANs, requiredCompliance-Focused IT, requiredTechnical Troubleshooting, requiredSupport Documentation, requiredWindows 10, nice to haveDell Hardware, nice to haveCitrix, nice to haveLinux, nice to haveLifting Equipment, required

Qualifications

5+ Years IT Support Experience, requiredHealthcare or Regulated Environment Experience, nice to haveReliable Transportation, requiredOccasional Regional Travel, requiredUS Work Authorization, required

Benefits

Medical Insurance
Vision Insurance
Dental Insurance
401(k) Match

Full job description

Description We are looking for a Systems Administrator to support client environments across Houston, Texas, in a contract role with the potential to become permanent. This position focuses on maintaining core Microsoft infrastructure, assisting end users, and helping keep systems secure, stable, and well documented. The ideal candidate brings strong technical troubleshooting skills, works comfortably across server, desktop, and network environments, and is prepared to travel occasionally between local client sites.

Responsibilities:

  • Manage and maintain Active Directory, Microsoft 365, and Windows Server platforms for multiple client organizations.

  • Set up and support user profiles, endpoint devices, access permissions, and software licensing to ensure smooth day-to-day operations.

  • Investigate and resolve advanced technical issues involving hardware, operating systems, business applications, and connectivity.

  • Provide hands-on support for network environments, including core infrastructure configuration and ongoing issue resolution.

  • Assist with the upkeep of connected systems and end-user workstations to promote reliable performance across client sites.

  • Follow established security and operational standards for account access, data protection, backup processes, and system settings.

  • Create clear technical documentation covering environments, procedures, support activity, and issue resolutions within service platforms.

  • Travel to client locations as needed to deploy, service, troubleshoot, and replace IT equipment. Requirements • At least 5 years of IT support experience, preferably in healthcare, clinical, or similarly regulated environments.

  • Practical experience administering Active Directory, Microsoft 365, and Windows Server systems.

  • Solid understanding of networking concepts such as routing, switching, TCP/IP, and VLANs.

  • Knowledge of compliance-focused IT practices related to secure systems and protected data.

  • Demonstrated ability to diagnose technical problems efficiently and maintain accurate support documentation.

  • Ability to lift and move IT equipment weighing up to 50 pounds, with or without reasonable accommodation.

  • Reliable transportation and willingness to travel occasionally between sites in the Gulf Coast region.

  • Additional exposure to Windows 10, Dell hardware, Citrix technologies, and Linux is beneficial. Technology Doesn't Change the World, People Do.®

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more.

All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

© 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) and Privacy Notice (https://www.roberthalf.com/us/en/privacy) .

How this job compares

Set against the 2,498 open Systems Administrator jobs on Olive Jobs, counted November 11, 2026.

Pay
  • This postingNot listed
  • Texas median$87–131K/yr59 salary ranges
  • US median$42–61/hr162 hourly ranges
Openings
Olive Jobs lists 146 open Systems Administrator jobs in Texas and 2,498 across the US. 5% of them nationwide are listed as remote or flexible.
Hiring the most in Texas
Experience
This posting asks for at least 5 years of experience; Systems Administrator postings that state a minimum ask for 5 years at the median (2,076 postings).
Education
358 of the 2,498 open Systems Administrator jobs (14%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 11, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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