network systems administrator jobs in Houston

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10,000 network systems administrator job listings in United States. Find daily updated positions from leading job boards.


  • Houston, Texas, United States USA DeBusk Full-time

    Network Administrator Summary/Objective: USA DeBusk is seeking an experienced Network Administrator to support, maintain, secure, and continuously improve the company’s enterprise network infrastructure across corporate offices and geographically distributed operating locations. The Network Administrator will be responsible for the day-to-day operation...


  • Houston, TX, United States Fracht-Group Full-time

    Fracht-Group is seeking a Senior System Administrator to lead the development of internal RMM systems, security procedures, and documentation. You will handle advanced system administration, Tier 3 escalations, and collaborate across teams to strengthen IT infrastructure. The role requires 5+ years in systems administration, with 2+ years of endpoint...

  • Systems Administrator

    21 hours ago


    Houston, TX, United States Fracht-Group Full-time

    Fracht-Group is seeking a Senior System Administrator to lead the development of internal RMM systems, security procedures, and documentation. You will handle advanced system administration, Tier 3 escalations, and collaborate across teams to strengthen IT infrastructure. The role requires 5+ years in systems administration, with 2+ years of endpoint...

  • System Administrator

    21 hours ago


    Houston, TX, United States TechDigital Group Full-time

    System Administration & Maintenance Install, configure, upgrade, and patch Software applications. Monitor system health, logs, and proactively identify and resolve issues. Perform root cause analysis and implement preventive measures. Work with the database team to maintain integrity and performance (Oracle and SQL). Evaluate and recommend new technologies...


  • Houston, TX, United States Jobrapido Full-time

    About the Program Softek is recruiting for a program supporting the Department of Homeland Security, Cybersecurity and Infrastructure Security Agency (DHS/CISA). The program delivers AI/ML-enabled applications, automation, and cloud data engineering on an AWS and Databricks platform, with an emphasis on secure, vendor-agnostic design. Work is performed...


  • Houston, Texas, United States Houston Food Bank Full-time

    Description POSITION SUMMARY: The Systems Administrator is responsible for the day-to-day administration, support, maintenance, and optimization of the organization's IT systems and infrastructure, including troubleshooting hardware, software, networking, cloud services, endpoint devices, identity management platforms, and collaboration technologies. This...


  • Houston, TX, United States Walker Elliott Full-time

    Our client is hiring an on-site Linux Systems Administrator to manage, secure, and maintain its on-premises Linux servers and virtualized infrastructure. The role focuses on Linux administration, virtualization, networking, and infrastructure security, and also includes Windows server support and handling escalated technical issues.You will lead and...

  • System Administrator

    9 hours ago


    Houston, TX, United States Houston Food Bank Full-time

    Systems AdministratorThe Systems Administrator is responsible for the day-to-day administration, support, maintenance, and optimization of the organization's IT systems and infrastructure, including troubleshooting hardware, software, networking, cloud services, endpoint devices, identity management platforms, and collaboration technologies. This role...


  • Houston, TX, United States Estuate Inc. Full-time

    Job DescriptionRole: Windows System AdminLoaction: Houston TX ONSITENEED SOME ONE WITH DAY 1 ONSITE AND INPERSON INTERVIEW Administer and maintain Windows Server environments (2016/2019/2022), including patching, performance tuning, and capacity planningInstall, configure, and optimize IIS for .NET and web application hosting, including SSL/TLS, application...


  • Houston, TX, United States Marker Group Inc Full-time $90,000 - $120,000

    Description The Marker Group is seeking an on-site Linux Systems Administrator to manage, secure, maintain, and improve our on-premises Linux server and virtualized infrastructure. The primary focus is Linux administration, virtualization, networking, and infrastructure security, with additional responsibility for Windows server support and escalated...


  • Houston, TX, United States Robert Half Full-time

    Description We are looking for an HPC Systems Administrator to support and maintain a stable, secure, and high-performing computing environment in Houston, Texas. This role focuses on managing core Microsoft infrastructure, end-user systems, and platform technologies that enable daily business operations. The ideal candidate brings strong hands-on experience...


  • Houston, TX, United States Gulf Coast Blood Full-time

    Position Title: Join our team of heroes! Are you seeking daily adventure while advancing your career? Look no further. (( Job scope summary )) Just For You: Career advancement. Engaging and exciting opportunity to SAVE LIVES. Tips to thrive in our culture: Embody our Core Values of Commitment, Integrity, and Respect Work to actively create...


  • Houston, TX, United States Avancer Corporation Full-time

    Position Title: SR. System AdministratorLocation: Downtown Houston TX Position Overview: We are seeking a highly skilled Hybrid Infrastructure Administrator to manage, maintain, and modernize our enterprise infrastructure across both on-premises and cloud environments. The ideal candidate will possess deep expertise in traditional systems administration,...


  • Houston, TX, United States Next Step Systems LTD Full-time

    Senior ServiceNow Systems Administrator, Houston, TXWe have an opening for a Senior ServiceNow Systems Administrator. ServiceNow is the enterprise platform utilized globally as the system of truth for Change Requests, Configuration Management (CMDB), Incidents, IT Asset Management, Knowledge Management System, Problems, Service Requests, etc. Effective...


  • Houston, TX, United States Houston Community College Full-time

    Systems Administrator Senior (PeopleSoft)Job Category: Information TechnologyWork Location: 3100 Main Houston 77002Schedule: Full-timeSalary Range: 102,588.00 - 130,800.00Job DescriptionJob Summary: Responsible for the daily administration and optimization of PeopleSoft environments, including but not limited to planning, installation, configuration, change...


  • Houston, TX, United States US Army Full-time

    25H Network Communications Systems Specialist Job Overview: As a Network Communication Systems Specialist, you'll be responsible for installing, repairing, and maintaining cabling and wiring, telecommunication systems, and network management facilities. You'll install communications networks while helping troubleshoot and reengineer assets to support...


  • Houston, TX, United States NCI Full-time $86,000 - $134,000

    OverviewEmpower AI is AI for government. Empower AI gives federal agency leaders the tools to elevate the potential of their workforce with a direct path for meaningful transformation. Headquartered in Reston, Va., Empower AI leverages three decades of experience solving complex challenges in Health, Defense, & Civilian missions. Our proven Empower AI...


  • Houston, TX, United States Fracht Group - North America Full-time $95,000 - $135,000

    Position Overview We are seeking a Senior System Administrator to join our dynamic infrastructure team at a growing company. This role is pivotal in leading the development of internal RMM system, security procedures, documentation, and enabling the helpdesk. As a key technical expert, you will handle advanced system administrative functions, Tier 3...


  • Dothan, AL, Houston County, AL; Alabama, United States Energy Innovation Corp Full-time

    What if your Written Communication stopped being a side note and became the main event? That's the Systems Administrator role at Industrial Plus. The general charter, the $59,000 - $86,000, the 3-year ask — all of it points to an Industrial Plus role built for owners, not order-takers. Key Responsibilities Find the maker-minded workaround when the...


  • Houston, TX, United States Robert Half Full-time

    Description We are looking for a Systems Administrator to support daily IT operations and provide advanced technical assistance for users and internal teams in Houston, Texas. This contract position with potential for a permanent role is ideal for someone who can balance hands-on troubleshooting with process improvement, documentation, and cross-functional...