70 windows system administrator jobs at 52 companies in Wilmer, TX
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System Administrator
Grand Prairie, Texas, United States
HybridFull Time
5+ YOE5+ years system administration experience with M365/Azure, Active Directory, Windows/Linux servers, virtualization, networking, backup, endpoint management, and security; valid passport required for travel.
Active Directory, Microsoft 365, Azure, Windows, Linux, VMware, Meraki, Ansible, PowerShell, Intune, Autopilot, OneDrive, Exchange, Group Policy, MFA
3w
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System Administrator
Fort Worth, Texas, United States
$79k-$102k/yr OnsiteFull Time
5+ YOERequires 5+ years of helpdesk or Windows system administration experience, networking and Microsoft technologies expertise, Azure hybrid cloud experience, and a bachelor's degree in computer science or equivalent experience.
Linux, Microsoft Active Directory, Microsoft Exchange, Microsoft Windows Server, Microsoft Azure, Azure AD, Entra ID, Azure Virtual Machines, Azure Storage, SAN, VoIP, FSA, EAP, STD, LTD
1w
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Windows/Linux System Admin
Plano, Texas, United States
$69k-$131k/yr OnsiteFull Time
2+ YOEUniversity degree or equivalent experience plus 2+ years relevant experience, Windows/Linux administration, active Top Secret clearance, U.S. citizenship, and Active Directory, VMware vCenter, or vSphere experience.
Microsoft Windows, Red Hat Enterprise Linux, DNS, DHCP, Active Directory, RAID, Microsoft Windows Server, VMware vCenter, VMware vSphere, OpenShift, Kubernetes, Docker, Tanzu, Rancher, NAS, SAN, VMware ESX, Microsoft WSUS, SMECP, Microsoft Exchange, High Performance Computing (HPC), CompTIA Security+ CE
2mo
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System Administrator III
Dallas, Texas, United States
OnsiteFull Time
5+ YOEBachelor's degree and 5+ years enterprise systems administration including Windows Server, Hyper-V, backup/recovery, monitoring, patching, and datacenter operations; PowerShell scripting and strong troubleshooting skills.
Microsoft Hyper-V, PowerShell, Windows Server, Active Directory, DNS, Group Policy, Azure
2mo
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System Administrator III
Dallas, Texas, United States
OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years of enterprise systems administration, 3+ years of Microsoft Hyper-V, Windows Server, backup/recovery, monitoring, PowerShell, driver's license, and HIPAA compliance.
Microsoft Hyper-V, PowerShell, Windows Server, Linux, Active Directory, DNS, Group Policy, Azure, Microsoft AZ-800, Microsoft AZ-801, Microsoft AZ-104
2mo
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System Administrator 3 - Dallas, TX
Dallas or Washington
OnsiteFull Time
5+ YOEBachelor's (or equivalent experience) with 5+ years system administration; 2+ years PACS programming; Security+/CASP/CISSP required; strong Windows AD, patching, STIGs, VMware, Citrix, SQL, networking, and MS Office skills.
Windows, Windows Active Directory, VLANS, VMware, Hypervisor, Citrix Xen Desktop, SQL, Dell EqualLogic, Dell Powervault, Microsoft Excel, Microsoft Word, Microsoft Visio, Microsoft PowerPoint, ACAS, HBSS, eMASS, STIGs, IAVA, PSIM, CCTV, Physical Access Control, DoD RMF, NIST 800-53, NIST Special Publication 800-82, UFC 4-010-06
3w
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Senior System Administrator - onsite
Grand Prairie, Texas, United States
OnsiteFull Time
5+ YOE5+ years Windows server administration, 3+ years advanced networking and domain administration, 2+ years VMware, bachelor’s or associate preferred, strong troubleshooting, documentation, and communication skills.
Microsoft Windows server, VLANs, VPN, routers, firewalls, AD, GPOs, DNS, DHCP, VMware, Microsoft Exchange, Microsoft SQL, Microsoft SharePoint, load-balancers
2w
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IT System Administrator-Tier II 12p-8p M-F
Carrollton, Texas, United States
$60k-$110k/yr OnsiteFull Time
3+ YOEHigh school diploma or GED and 3 years of IT support or systems administration experience. Requires Windows, Microsoft 365, Microsoft Entra ID, Active Directory, Intune, Apple device, and network troubleshooting experience.
Windows, Microsoft 365, Microsoft Intune, Apple Business Manager, Microsoft Entra ID, Active Directory, Cisco Meraki, Remote Desktop Services, 3CX, Microsoft Excel
1w
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FT - Systems Administrator
Dallas, Texas, United States
OnsiteFull Time
5+ YOERequires 5+ years in systems administration or infrastructure engineering, Windows Server, Active Directory, Microsoft 365, Entra ID, virtualization, backup and recovery, PowerShell, and compliance experience.
Windows, Linux, VMware, vSphere, vCenter, Microsoft Azure, Microsoft 365, Microsoft Entra ID, Exchange Online, Microsoft SharePoint Online, MFA, Conditional Access, Active Directory, Group Policy, DNS, DHCP, PowerShell, ITIL
1d
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Systems Administrator
Coppell, Texas, United States
HybridFull Time
3+ YOEAssociate degree or equivalent experience; 3–5+ years enterprise systems administration; Windows Server, Active Directory, Microsoft 365, Entra ID, Intune, PowerShell, Azure, AWS, Linux, backup, and monitoring experience.
Windows Server 2019/2022/2025, Hyper-V, Active Directory Domain Services, DNS, DHCP, Group Policy, Microsoft Entra ID, Entra Connect, MFA, SSO/SAML, Microsoft 365, Exchange Online, Microsoft SharePoint Online, OneDrive for Business, Microsoft Teams, Microsoft Intune, Microsoft Configuration Manager (SCCM), Autopilot, Azure, AWS, EC2, S3, IAM, Linux, RHEL, Rocky Linux, PowerShell, Microsoft Graph, Microsoft Copilot, HIPAA, CLIA, CAP, Bash, Python
1d
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IT Administrator
Fort Worth, Texas, United States
OnsiteFull Time
3+ YOEAssociate or bachelor's degree or equivalent experience; 3–5 years in IT support, systems administration, or endpoint engineering; expertise in Windows, macOS, Microsoft 365, Intune, Entra ID, networking, and cybersecurity.
Windows, macOS, Microsoft Intune, Autopilot, JAMF, SOTI, Microsoft 365, Microsoft Exchange, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Azure AD, Entra ID, MFA, Conditional Access, LAN/WAN, VPN, Wi-Fi, DNS, DHCP, TCP/IP, Warehouse Management Systems (WMS), Android
1mo
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IT Administrator II
Plano, Texas, United States
OnsiteFull Time
3+ YOE3+ years IT support/systems administration experience; manage Windows/Linux servers, AD, Group Policy, networking, endpoint management, NIST/CMMC compliance, and provide onsite user support.
Microsoft Outlook, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Windows Server, Active Directory, Group Policy, Linux, Hypervisor, Intune, SCCM, Microsoft 365, Azure, Azure Government, GCC High, VPN
4w
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Corporate Systems Administrator
Dallas, Texas, United States
OnsiteFull Time
6+ YOE6+ years systems administration experience; expertise in Windows server, virtualization, networking, security tools, backups, and cloud platforms; Bachelor's preferred; strong troubleshooting and scripting skills.
AWS, Azure, GCP, Cloudflare, PowerEdge, Powervault, vxRail, SAN, Microsoft Office 365, Microsoft Exchange Server, Microsoft SQL Server, Microsoft Server, Active Directory, DNS, WINS, DHCP, IIS, Okta, Azure SSO/IAM, EDR, SIEM, DLP, VPN, VMware, Horizon VDI, vSAN, DRS, Linux, PBX, VBScript, PowerShell, Cisco Networking, Veeam Backup and Replication
6d
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Senior NALCOMIS Systems Administrator / Database Administrator
Fort Worth or Texas
OnsiteFull Time
10+ YOERequires 10+ years of Navy aviation maintenance administration experience, NALCOMIS OOMA/OIMA and NTCSS expertise, Windows Server and database administration, active DoD Secret clearance, U.S. citizenship, and IAT Level II qualification.
NALCOMIS, NTCSS, NTCSS Virtual Environment, OOMA, OIMA, Microsoft Windows Server, VMware, ACAS, IAVA
1mo
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NSA Hybrid Technical Specialist
Dallas, Texas, United States
$64k-$119k/yr OnsiteFull Time
Bachelor’s in IT/CS or equivalent, system administration in hybrid on‑prem/cloud, Windows Server/Linux/virtualization, cloud platform experience, scripting (PowerShell/Bash/Python), networking fundamentals, and familiarity with NIST/RMF.
Windows Server, Linux, VMware, Hyper-V, AWS, Azure, GCP, Terraform, Docker, Kubernetes, SAN, NAS, PowerShell, Bash, Python, Ansible, Puppet, Chef, NIST, RMF
4w
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Azure Systems Administrator
Dallas, Texas, United States
$50-$70/hr HybridFull Time, Temporary
5+ YOE5+ years systems administration experience with Microsoft Azure, Microsoft 365, Entra ID, PowerShell, automation for user provisioning, networking knowledge, and strong troubleshooting skills.
Microsoft Azure, Microsoft 365, Entra ID (Azure AD), Microsoft Copilot, PowerShell, C#, .NET, MySQL, REST APIs, Windows Server, Cisco, VPN, DNS, DHCP, Microsoft Intune
2w
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Systems Administrator
Addison, Texas, United States
OnsiteFull Time
3+ YOERequires 3+ years supporting or administering Windows servers and clients, MS Office support experience, and strong communication and customer service skills. Linux, Microsoft 365, MS SQL Server, and RMM experience preferred.
Microsoft Windows, Microsoft Office, Linux, Microsoft 365, Microsoft SQL Server, RMM, Exchange, PBX
2d
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Lead / Primary Systems Administrator -Nalcomis
Fort Worth or Fort Worth
OnsiteContract
10+ YOERequires 10+ years general IT and Navy aviation maintenance administration experience, 6+ years systems/network administration, NALCOMIS DBA and systems administration expertise, U.S. citizenship, active DoD Secret clearance, and Security+ CE preferred.
NTCSS, NALCOMIS, OOMA, OIMA, VMware, Windows, Network Attached Storage (NAS), RSUPMAST, NALC, OMA-SAM, Sailor 2.X, Online Compliance Reporting System (OCRS), Defense Information System for Security (DISS), ERP, Security+ CE
1w
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Database Administrator
Dallas, Texas, United States
$85k-$140k/yr HybridFull Time
5+ YOEBachelor's degree in computer science, management information systems, or related field; 5 years of Oracle or SQL Server administration, including 3 years in an enterprise application environment; required certifications or formal SQL training.
Oracle, SQL Server, Linux, Windows, PL/SQL, T-SQL, RAC, OEM/Grid Control, RMAN, Microsoft SQL Server, Waterfall, Iterative, Hybrid, Agile
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
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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