220 systems administrator jobs at 166 companies in Willis, TX
2mo
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Systems Administrator
Houston, Texas, United States
OnsiteFull Time
7+ YOEMaintain and secure hybrid infrastructure including enterprise Linux, Azure, Microsoft 365, Windows Server and virtualization. Require 7+ years systems administration, 5+ years Microsoft enterprise experience, 2–3 years Azure, strong troubleshooting and documentation skills.
Microsoft Azure, Microsoft 365, Windows Server, PowerShell, Bash, WebEx, RMM, IT service management, DNS, DHCP, VPN, TCP/IP
1mo
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Systems Administrator III
Houston, Texas, United States
$111k-$127k/yr OnsiteFull Time
5+ YOE5+ years Windows system administration, strong VMware vCenter experience, Veeam backup, MSSQL administration, networking fundamentals, scripting (PowerShell/Python) experience, Bachelor's or equivalent, ability to travel regionally and provide after-hours support.
Microsoft Windows Server, Microsoft Active Directory, Microsoft Group Policy, Microsoft WSUS, Microsoft SQL Server, VMware vCenter, VMware Horizon View, Veeam Backup & Replication, PowerShell, Python, PDQ Deploy, Netwrix, SolarWinds, MS Office Suite
1mo
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Sr Systems Administrator
Houston, Texas, United States
OnsiteFull Time
15+ YOE15+ years systems administration experience in Windows environments; expertise in Active Directory, PowerShell, Hyper-V, failover clusters, storage, networking, security, monitoring and disaster recovery.
Active Directory, DNS, DHCP, TCP/IP, PowerShell, Hyper-V, Dell Storage, Microsoft Failover Clusters, Palo Alto, Cisco, Windows Server, WSUS, Microsoft System Center, SolarWinds, CrowdStrike
1mo
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Systems Administrator
Pasadena or Houston
HybridFull Time
3+ YOEAdminister and modernize hybrid IT infrastructure; Azure Administrator Associate (AZ-104) required; 3+ years supporting enterprise hybrid infrastructure; experience with Windows Server, Active Directory, virtualization, cloud services, scripting, and ITSM.
Microsoft Azure, Microsoft Entra ID, Microsoft 365, Microsoft Exchange Online, Microsoft SharePoint, Microsoft OneDrive, Microsoft Teams, Microsoft Intune, Windows Server, Active Directory, Group Policy, DNS, DHCP, VMware, PowerShell, Nagios, SolarWinds, Avanti, MySQL, PostgreSQL, MS-SQL
6d
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Systems Administrator
Houston, Texas, United States
$65k-$81k/yr OnsiteFull Time
3+ YOEBachelor's degree in computer science or related field, 3+ years supporting enterprise users, experience with Active Directory, Microsoft 365, ticketing systems, Windows, cloud services, RBAC, SSO, MFA, and ITIL/SLA.
Fortinet VPN, Lenovo, Xerox, Active Directory, Azure AD, Microsoft 365, Zendesk, Extron, RBAC, SSO, MFA, ITIL, SLA, Windows, Microsoft Cloud, Microsoft Intune, PowerShell, Teams, Zoom
1mo
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Senior Systems Administrator
Houston, Texas, United States
OnsiteFull Time
7+ YOEH.S. diploma or GED required; bachelor’s degree preferred (may substitute for 4 years experience). 7 years enterprise systems administration experience required; experience with virtualization, patching, capacity planning, scripting, and incident response.
VMware, Hyper-V, PowerShell
3w
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IT SYSTEMS ADMINISTRATOR
Houston, Texas, United States
$80k-$85k/yr OnsiteFull Time
3+ YOE3+ years IT experience with LAN/WAN, Active Directory, Exchange/Azure administration, desktop/laptop break/fix, and user support; bachelor's or associate degree preferred.
Active Directory, Microsoft Azure, Windows 10, Windows 11, Microsoft Office 365, Microsoft Outlook, Microsoft Exchange, AntiVirus, LAN, WAN
2mo
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Systems Administrator
Houston, Texas, United States
HybridFull Time
3+ YOE3+ years IT support or 5+ progressive technology experience; proficiency with Microsoft 365, Microsoft Intune, Microsoft Active Directory, PowerShell; strong documentation, networking fundamentals, and valid driver's license; travel up to 25–50%.
Microsoft Intune, Microsoft Entra ID, Microsoft 365, Microsoft Office, Microsoft Exchange Online, Microsoft SharePoint, Microsoft Teams, PowerShell, TCP/IP, DNS, DHCP, Microsoft Windows 10, Microsoft Windows 11, Apple iOS, ITSM, ERP, HRMS, PMS, VoIP
1mo
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Residential Mortgage Systems Administrator
Houston, Texas, United States
$80k/yr OnsiteFull Time
2+ YOE2+ years Encompass360 administration experience, knowledge of mortgage lifecycle, experience with vendor platforms (Optimal Blue, Lender Logix, Argyle, Insellerate), integration and implementation experience, strong communication and problem-solving skills.
Encompass, Encompass360, Optimal Blue, Lender Logix, Argyle, Insellerate, Addy AI, LOS, PPE, POS, MSP
1w
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Systems Administrator III/IV (
Houston, Texas, United States
OnsiteFull Time
10+ YOEBachelor's or equivalent certification preferred; typically 10 years relevant experience; strong Windows domain/Active Directory, Linux, virtualization, backup, and cloud skills.
Active Directory, Splunk, Sentinel One (S1), BigFix, Veeam
1mo
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Imaging Systems Administrator
The Woodlands, Texas, United States
OnsiteContract
1+ YOEAssociates degree or equivalent experience, 1+ year radiology department experience, RIS/PACS experience, Windows Server competency, HL-7 and DICOM knowledge, Epic Radiant/Cerner RadNet/Philips iSite experience preferred.
PACS, RIS, HL-7, DICOM, Epic Radiant, Cerner RadNet, Philips iSite, Windows Server
3w
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Business Systems Administrator
Humble, Texas, United States
OnsiteFull Time
5+ YOE5+ years administering enterprise software platforms, college degree in CS/IS or related field, ability to read error logs and lead upgrades, monthly travel availability, fluent English.
Magaya, SAP, Oracle, NetSuite, Microsoft Dynamics
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)
1mo
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Infrastructure Systems Administrator
Houston, Texas, United States
FieldFull Time
5+ YOE5+ years enterprise infrastructure engineering experience; expertise in Windows Server/Hyper-V, SAN/iSCSI, Active Directory and hybrid identity (Microsoft Entra ID); PowerShell scripting; enterprise certifications or bachelor\u0002s degree preferred.
Windows Server, Hyper-V, SAN, iSCSI, Active Directory, DNS, DHCP, Microsoft Entra ID, Group Policy, PowerShell, Microsoft Intune, Autopilot, NTFS, TCP/IP, Multipath I/O (MPIO)
1d
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Site System Administrator
Houston or United States
OnsiteFull Time
5+ YOERequires 5+ years of experience, a bachelor's in IT or related field, Secret clearance, and systems administration expertise; CompTIA Security+ and ITIL 4 Foundation are preferred.
Active Directory (AD), System Center Configuration Manager, Travel Document Issuance System, Passport Records Imaging System Management, Automated Cash Register System, vSphere Installation Bundles (VIBs), Oracle, SQL, ServiceNow
3mo
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Senior Endpoints Systems Administrator
Houston, Texas, United States
OnsiteFull Time
5+ YOE5–7+ years in enterprise endpoint management; strong SCCM and Intune; Windows 10/11 lifecycle, patching, and compliance; Autopilot provisioning; GPO to cloud; PowerShell automation; Microsoft Graph; endpoint security; co-managed SCCM+Intune; automation and collaboration.
SCCM, Intune, PowerShell, Microsoft Graph API, Autopilot, Group Policy, BitLocker
2mo
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Business Systems Administrator - Waste Industry
Conroe, Texas, United States
RemoteFull Time
5+ YOE5+ years in solid waste industry; revenue accounting with SAP; GL entries; strong communication; ability to train; multitask in fast-paced environment.
SAP, PC Scale, Tower software, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
2w
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BIM/CAD Systems Administrator
Houston, Texas, United States
OnsiteFull Time
3+ YOE3+ years IT or drafting/design experience; degree in Engineering or Computer Science; advanced knowledge of MicroStation or AutoCAD; experience with design tool automation, data integration, and SQL; programming experience in .NET/VB/C#/C++/PowerShell.
Bentley MicroStation, Autodesk AutoCAD, Bentley OpenPlant suite, AVEVA Plant Suite, Hexagon Smart Suite, Autodesk Plant suite (Plant 3D), Microsoft Windows, Microsoft Excel, Microsoft Access, Microsoft PowerPoint, Microsoft Visio, SQL Server, SQL, MySQL, .NET, VB, VBA, C#, C++, PowerShell, Windows Azure, Power BI, Python, RESTful APIs, OpenAPI
1w
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Technical Specialist III, Network & Systems Administrator
Houston, Texas, United States
$87k-$104k/yr OnsiteFull Time
5+ YOEProvide primary LAN/WAN, server/storage, firewall and virtualization support; mentor junior staff; procure and deploy network/server hardware; support AWS/M365/Azure environments.
Cisco IOS, Palo Alto, SolarWinds, VMware, AWS, Microsoft 365, Azure, Okta, Microsoft Exchange, ADFS, Active Directory
5d
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Salesforce Administrator, Fundraising Systems
San Francisco or United States or Washington or Seattle or Los Angeles or Chicago or Philadelphia or Denver or Miami or Houston or Atlanta
$109k-$142k/yr HybridFull Time
5+ YOERequires 5+ years of Salesforce experience, including 3+ years administering organizations with 100+ users, plus release management, requirements gathering, documentation, and stakeholder collaboration.
Salesforce, Agentforce for Nonprofits, Nonprofit Cloud, Tableau, Microsoft Data Cloud, Data 360
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