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190 systems administrator jobs at 127 companies in Galveston, TX

2mo
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Systems Administrator
Houston, Texas, United States
OnsiteFull Time
ManhattanLife
ManhattanLife: Provides life, health, and annuity insurance products.
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
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1mo
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Systems Administrator III
Houston, Texas, United States
$111k-$127k/yr OnsiteFull Time
NAES
NAESTokyo Stock Exchange: 8001: Provides operations, maintenance, and engineering services for energy facilities.
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
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20h
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Sr Systems Administrator
Houston, Texas, United States
OnsiteFull Time
Baylor Genetics
Baylor Genetics: Provides clinical genetic testing and genomic sequencing services.
5+ YOEBachelor’s degree in computer science, information technology, or related field; 5+ years of systems administration experience; server, virtualization, cloud, networking, and security expertise required.
Windows, Linux, VMware, Hyper-V, AWS, Azure, DNS, DHCP, TCP/IP
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1mo
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Systems Administrator
Pasadena or Houston
HybridFull Time
Kuraray
KurarayTokyo Stock Exchange: 3405: Manufacturer of specialty chemicals, fibers, and synthetic resins.
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
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1mo
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Senior Systems Administrator
Houston, Texas, United States
OnsiteFull Time
Texas Children's Hospital
Texas Children's Hospital: Provides specialized pediatric and maternal healthcare and clinical research.
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
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2mo
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Systems Administrator
Houston, Texas, United States
HybridFull Time
Alterman
Alterman: Providing electrical construction and technical services for commercial projects.
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
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3w
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Systems Administrator III/IV
Houston, Texas, United States
$98k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission support services.
5+ YOEBachelor's degree or equivalent certification and 10 years of experience typically required; expertise in Windows, Active Directory, Linux, network security, virtualization, cloud operations, and server administration.
Windows Server, Active Directory, Linux, Splunk, Sentinel One, BigFix, Veeam Backup, Microsoft Azure
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1w
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Junior Systems Administrator
La Marque, Texas, United States
$48k/yr OnsiteFull Time
City of La Marque
City of La Marque: Provides municipal government services and public safety to citizens.
1+ YOEAssociate's or bachelor's degree in IT, computer science, or related field, or equivalent experience; 1–3 years of IT experience; driver's license; troubleshooting skills; background check and drug screening required.
Active Directory, Microsoft Entra ID, Microsoft 365, Windows Server 2025, VMware, Omnissa, Microsoft 365 applications
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1mo
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Residential Mortgage Systems Administrator
Houston, Texas, United States
$80k/yr OnsiteFull Time
FocusOne
FocusOne: Provides lending and insurance solutions for credit unions.
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
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3w
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Systems Administrator III/IV (
Houston, Texas, United States
OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
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
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1mo
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Infrastructure Systems Administrator
Houston, Texas, United States
FieldFull Time
Harris County
Harris County: Provides public services and governance for Harris County, Texas residents.
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)
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3mo
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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
Greenberg Traurig
Greenberg Traurig: Provides global legal representation and corporate advisory services.
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)
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1w
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Site System Administrator
Houston or United States
OnsiteFull Time
Empower AI
Empower AI: Providing AI-enabled technology solutions for federal government agencies.
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
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3w
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BIM/CAD Systems Administrator
Houston, Texas, United States
OnsiteFull Time
Hatch
Hatch: Provides global engineering, project delivery, and professional services.
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
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1w
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Department Administrator Cancer Systems Imaging
Houston, Texas, United States
$127k-$223k/yr HybridFull Time
MD Anderson Cancer Center
MD Anderson Cancer Center: Specialized institution providing oncological care, research, and education.
7+ YOE3+ MgmtBachelor's degree and 7 years of progressive healthcare, research, or business management experience, including 3 years in management; master's degree may reduce experience requirement to 5 years.
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7h
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Department Administrator Cancer Systems Imaging
Houston, Texas, United States
$127k-$223k/yr HybridFull Time
The University of Texas MD Anderson Cancer Center
The University of Texas MD Anderson Cancer Center: Comprehensive cancer treatment, medical research, and education center.
7+ YOE3+ MgmtBachelor's degree and seven years of progressive healthcare, research, or business management experience, including three years managing people; master's degree may reduce experience requirement to five years.
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1mo
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Payroll Administrator
Houston, Texas, United States
OnsiteFull Time
TAS
TAS: Manufactures modular infrastructure for data centers and energy systems.
3+ YOE3+ years payroll administration experience processing multi-state payroll, proficiency with payroll systems and Microsoft Excel, knowledge of payroll laws and tax compliance; Associate's/Bachelor's in accounting/finance/economics preferred; CPP a plus.
Microsoft Excel, ADP, ExponentHR, WorkDay, ERP
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3mo
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Senior System Administrator
Houston, Texas, United States
OnsiteFull Time
Foxconn Assembly
Foxconn AssemblyTaiwan Stock Exchange: 2317: Assembles electronics and computer hardware for global technology brands.
Senior IT System Administrator responsible for design, optimization, and security of enterprise infrastructure, virtualization, storage, and cloud; leadership in SOC/IT operations and automation.
Ansible, Terraform, Puppet, Chef, PowerShell, Python, Zabbix, Prometheus, Grafana, Datadog, Docker, Kubernetes, OpenShift, VMware vSphere, vCenter, ESXi, NSX, SAN, NFS, FC, MPIO
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4w
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Systems Engineer
LaPorte, Texas, United States
OnsiteFull Time
Code Red Safety
Code Red Safety: Provider of industrial safety, scaffolding, and temporary structure services.
5+ YOE5+ years systems administration/engineering experience; administer Microsoft 365 stack, lead tenant migrations, support Windows Server and networking; strong troubleshooting, documentation, and project skills.
Microsoft 365, Microsoft Entra ID (Azure AD), Microsoft Intune, Microsoft Exchange Online, Microsoft Teams, Microsoft SharePoint, Windows Server, Microsoft PowerShell
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4w
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Systems Engineer
LaPorte, Texas, United States
OnsiteFull Time
Code Red Safety
Code Red Safety: Provides industrial safety services and equipment rental solutions.
5+ YOE5+ years systems administration experience; Bachelor\u0002s or equivalent; hands-on Microsoft 365, Entra ID (Azure AD), Intune, Exchange Online, Teams, SharePoint; Windows Server support; strong troubleshooting and communication skills.
Microsoft 365, Entra ID (Azure AD), Intune, Exchange Online, Teams, SharePoint, Windows Server, PowerShell
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