30 windows system administrator jobs at 21 companies in Jarrell, TX
6d
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Windows System Engineer
Atlanta or Austin
$110k-$120k/yr OnsiteFull Time
4+ YOERequires 4–7 years supporting enterprise Windows environments, with expertise in Windows Server, Active Directory, Microsoft 365, Intune, endpoint patching, troubleshooting, and customer support.
Windows Server, Active Directory, Microsoft 365, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Entra ID, Microsoft Intune, Windows 10, Windows 11, Windows Server Update Services (WSUS), ManageEngine Endpoint Central, NinjaOne, Action1, PowerShell, VPN, MCSA, Azure Administrator, Endpoint Administrator, ITIL Foundation
5d
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System Administrator
Austin, Texas, United States
$80k-$90k/yr OnsiteFull Time
2+ YOERequires 2–4 years of systems administration or IT infrastructure experience, Windows, Active Directory, Azure, virtualization, networking, cloud, monitoring, automation, and IT service management expertise.
Windows, Group Policy, Active Directory, Azure AD, Microsoft Azure, VMware, Hyper-V, VoIP, SolarWinds, PRTG, Splunk, PowerShell, Python, Ansible, Pulseway, AssetSonar, Microsoft Office 365, Zendesk, Asana
1mo
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Windows Systems Administrator II
Austin, Texas, United States
$58k-$70k/yr OnsiteFull Time
2+ YOEHS/GED and 2+ years IT support experience including Windows system administration, Active Directory, DNS/DHCP, Windows Server 2016/2019/2022, vulnerability scanning (e.g., Nessus), SIEM (Splunk), PowerShell/Python scripting, familiarity with NIST/CMMC/ISO frameworks; US citizenship and security investigation required; must obtain DoD 8570.1/8140 IA...
NIST 800-171, CMMC, ISO 27001, Nessus, Splunk, SIEM, Active Directory, DNS, DHCP, CIFS/SMB, NAS, SAN, Windows Server 2016, Windows Server 2019, Windows Server 2022, PowerShell, Python, VBScript, VMware, Proxmox, Hyper-V/VMM, Salt, Ansible, Puppet, ServiceNow, Microsoft SCCM/MECM, GPOs, Microsoft WDS/MST, Microsoft Intune, Jamf, Kubernetes, Docker, Podman, Subversion, GIT, Microsoft IIS, Microsoft MSSQL, Oracle
2mo
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OT System Administrator
Austin, Texas, United States
OnsiteFull Time
5+ YOE5+ years systems administration in regulated/mission-critical environments; Windows/Linux/VMware/NetApp experience; backup, SQL Server, identity management, NERC CIP familiarity; willingness for 24/7 on-call.
Windows Server, Linux, vSphere, ESXi, vCenter, NetApp, RSA, IBM BigFix, Veeam, Commvault, Splunk, AssurX, Symantec, Active Directory, Group Policy Objects (GPOs), Microsoft SQL Server, SharePoint, LaserFiche, Nessus Security Center, Tripwire Enterprise, Avigilon ACM, Remote Terminal Units (RTUs), FoxGuard
2mo
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OT System Administrator
Austin, Texas, United States
OnsiteFull Time
5+ YOE5+ years systems administration in regulated/mission-critical environments; hands-on Windows and Linux, VMware, NetApp, enterprise backup (Veeam/Commvault), RSA, and Microsoft SQL Server; willingness to participate in 24/7 on-call rotation.
Windows Server, Linux, VMware vSphere, VMware ESXi, VMware vCenter, NetApp, Veeam, Commvault, RSA, Microsoft SQL Server, Splunk, Nessus Security Center, Tripwire Enterprise, IBM BigFix, Symantec Endpoint Security, Avigilon ACM, AssurX, FoxGuard, Active Directory, Group Policy Objects (GPOs), DNS, LaserFiche, Microsoft SharePoint
2w
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Avigilon and Gentec System Administrator
Santa Clara or Austin
$116k-$160k/yr OnsiteFull Time
10+ YOE10+ years supporting enterprise physical security systems; hands-on Avigilon experience; IP networking, access control, and video surveillance expertise; ability to lift 40 lbs and travel ~20%.
Avigilon Control Center (ACC), Avigilon Unity Platform, Avigilon Alta Cloud Platform, Genetec, LenelS2, Software House CCURE, Milestone, ONVIF, Windows Server, PoE, TCP/IP Networking, IP Cameras
3w
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IT-OPS SharePoint Administrator (AUSTIN, TX)
Austin, Texas, United States
$6k-$10k/mo RemoteFull Time
2+ YOE2 years SharePoint Online administration, 1 year Microsoft SQL/MySQL, 1 year Windows and 1 year Linux systems administration; college degree preferred; strong documentation and communication skills.
SharePoint Online, Microsoft SQL, MySQL, Windows Server, Redhat Linux, Moodle, IIS, Apache, PHP, PowerShell, Microsoft Office, Adobe
1w
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Telecommunications Systems Administrator Sr
Austin, Texas, United States
OnsiteFull Time
9+ YOE9+ years systems design/administration in UNIX/Windows with 5+ years supporting high-availability systems; experience with P25/OpenSky, private LTE, Ericsson platforms; vendor certifications preferred.
P25, OpenSky, Private LTE, Unified Administration (UAS), ENM, One Layer, Ericsson Security Manager
3mo
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Business Systems Administrator
Georgetown, Texas, United States
OnsiteFull Time
3+ YOE3+ years IT/systems administration experience; experience with Epicor Kinetic, Salesforce, Windows/Linux servers, SSRS/Power BI, HTML/C#, and Microsoft Excel. Bachelor's in IT/CS preferred; strong troubleshooting and communication skills.
Epicor Kinetic, Salesforce, SSRS, Power BI, Microsoft Excel, HTML, C#
1w
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Telecommunications Systems Administrator Sr
Austin, Texas, United States
HybridFull Time
9+ YOENine+ years in systems design/installation/admin in UNIX/Windows with 5+ years supporting high-availability systems; experience with P25/OpenSky and Ericsson private LTE; vendor certifications preferred.
P25, OpenSky, Unified Administration (UAS), ENM, One Layer, Ericsson Security Manager, UNIX, Windows
3mo
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Business Systems Administrator
Georgetown, Texas, United States
OnsiteFull Time
3+ YOEAdminister and optimize business applications (Epicor Kinetic), support Windows/Linux and cloud environments, manage ERP security and integrations, 3+ years systems/admin experience, SSRS/Power BI and HTML/C# familiarity.
Epicor Kinetic, Windows, Linux, Power BI, SSRS, Microsoft Excel, Salesforce, HTML, C#
1d
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TCEQ - Systems Administrator IV
Austin, Texas, United States
$6k/mo OnsiteFull Time
4+ YOEBachelor's degree in information technology or related field plus 4 years' experience, or alternative education and experience combinations. Requires 2 years as a systems administrator in a multiplatform environment.
Windows, Windows Server, UNIX, Linux, Novell
2mo
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IT Systems Administrator
Kermit or Monahans or Austin
OnsiteFull Time
2+ YOE2+ years desktop and production server administration experience; Windows Server, virtualization (VMware/Hyper-V), storage (DAS/NAS/SAN), networking (routers/switches/firewalls/VPN), Linux/Apache/PHP, Office 365/Azure, scripting, ability to work indoors/outdoors, travel and on-call availability.
Microsoft Office 365, Microsoft Azure, VMware, Hyper-V, DAS, NAS, SAN, HP, Dell, Network Appliance, EMC, Linux, Apache, PHP, Routers, Switches, Firewalls, VPN, Active Directory, ERP, Business Intelligence, Microsoft Exchange, Microsoft Windows Server
2mo
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Enterprise Systems Administrator
Atlanta or Austin or Houston or Dallas or Miramar or Orlando or Tallahassee or West Palm Beach or Fort Lauderdale or Phoenix or Charlotte
HybridFull Time
5+ YOEManage Windows servers and cloud platforms; monitor security; patch management; SCCM/SCOM; AD/Entra ID; on-call; hybrid work.
Microsoft Windows, Azure, Active Directory, Entra ID, SCOM, SCCM, PowerShell, Linux, MacOS, IIS, SharePoint, SQL, Networking (TCP/IP, DNS, DHCP)
5d
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Systems Admin – Infrastructure & AI Platforms
Austin, Texas, United States
OnsiteFull Time
5+ YOERequires 5+ years of systems administration experience, including Windows Server, virtualization, backup, automation, and cloud services, plus 1 year supporting AI technologies; bachelor's degree or equivalent experience.
Windows Server, VMware ESXi, Azure, Azure virtual machines, Dell KACE, MECM, WSUS, Intune, Azure Arc, Veeam, PowerShell, Python, Microsoft 365, Cisco Meraki, Umbrella, ISE, OpenAI, Claude, Microsoft Copilot, Google Gemini, Microsoft Power Platform, Power Automate, Azure Logic Apps, Model Context Protocol (MCP), APIs, Active Directory, Group Policy, DNS, DHCP, PKI, XDR, MDR, ATP, Veeam
2mo
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IT Systems & Network Administrator
Austin, Texas, United States
$45k-$48k/yr OnsiteFull Time
3+ YOEThree+ years in IT operations; help desk support; strong security and networking skills.
Microsoft Office, Active Directory, Office 365, Windows, Sophos, Intrusion detection, Server monitoring
5d
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Enterprise Support & Solutions Admin II
Austin, Texas, United States
$55k-$60k/yr OnsiteFull Time
2+ YOEHigh school diploma or GED and 2–3 years of industry experience. Requires English proficiency, remote-user support, enterprise systems, Windows, Mac, iOS, and customer service experience.
Microsoft Windows, Mac, iOS, G Suite, Okta, Slack, Zoom, Zendesk, PagerDuty, Jira, Mixpanel, Instabug, ITIL
2mo
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Systems Admin Engineer, WWGST Retail Infrastructure Services - POS
Austin, Texas, United States
$105k-$160k/yr OnsiteFull Time
4+ YOEBachelor's or equivalent experience; 4+ years Linux and systems engineering/SRE experience; experience with Python, Java, Perl, PHP, Ruby, Bash/Shell; familiarity with configuration management and 24/7 production environments; participate in on-call rotation.
Linux, Windows, Python, Ansible, Bash, Shell, Java, Perl, PHP, Ruby, Puppet, Chef
2mo
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Systems Engineer
Austin, Texas, United States
HybridFull Time
4+ YOE4+ years in system administration/engineering; strong Windows Server, Azure/AWS, 365 stack; scripting (PowerShell/Python); basic networking; client-facing communication.
VMware, Windows Server, Linux, Azure, AWS, Microsoft 365, Exchange Online, Intune, SharePoint, Entra, Teams, Policies and Conditional Access, PowerShell, Python
2mo
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VCF Platform Engineer 1
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or St. Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
3+ YOEMinimum 3 years in infrastructure operations/virtualization or systems administration; hands-on VMware vSphere and ESXi host/cluster management; Linux and Windows Server administration; scripting/automation with PowerCLI, Python, or Ansible; familiarity with IaC and datacenter concepts.
SDDC Manager, vSphere, vSAN, NSX, PowerCLI, Python, Ansible, ESXi, Linux, Windows Server
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