80 windows administrator jobs at 48 companies in Eureka, MO
2mo
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Windows Systems Administrator (Associate or Mid-Level)
Berkeley, Missouri, United States
OnsiteFull Time
1+ YOE1+ years in Windows Server and Windows desktop OS, hardware install, and software deployment; ability to obtain SAP access; Security+ preferred.
Windows Server, Windows Desktop OS, VMware, Active Directory, McAfee, HBSS, PowerShell
1mo
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System Administrator
Earth City, Missouri, United States
$60k-$85k/yr OnsiteFull Time
5+ YOE5+ years system administration experience; Windows Server and Linux administration; Active Directory, DNS, DHCP, Group Policy; virtualization (VMware/Hyper-V); scripting (PowerShell, Bash); bachelor’s degree or relevant certifications.
Windows Server, Linux, Active Directory, DNS, DHCP, Group Policy, VMware, Hyper-V, VLANs, TCP/IP, Firewalls, PowerShell, Bash, Appgate SDP, Microsoft 365, Azure AD Sync, ConnectWise Service Manager, SentinelOne, Rapid7, Cisco Umbrella, CyberArk
2w
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Systems Administrator
St. Louis, Missouri, United States
$98k-$132k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOETS/SCI clearance required,5+ years IT systems administration experience,skills in backups,software updates,troubleshooting,VDI,Windows,Citrix,SCCM,SMS;strong written/verbal communication.
Virtual Desktop Infrastructure (VDI), Windows 11, Windows 10, Citrix, SMS, SCCM, KVM, VOIP
9h
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Jr. Systems Administrator
Scott Air Force Base, Illinois, United States
$60k-$71k/yr OnsiteFull Time
1+ YOERequires 1+ year of systems administration or IT support experience, active Secret clearance with TS eligibility, DoD 8140/8570 IAT Level II certification, and Windows Server or Linux familiarity.
Active Directory, DNS, Group Policy, Windows Server, Linux, HBSS, ACAS, SIEM, Microsoft Excel
2mo
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System Administrator - Senior
Scott Air Force Base, Illinois, United States
OnsiteFull Time
8+ YOEActive Secret clearance,8+ years DoD/federal systems administration experience with Windows Server, Active Directory, SCCM, virtualization, storage/backup, STIG/vulnerability remediation, scripting (PowerShell), and strong troubleshooting.
Windows Server, Active Directory, Group Policy, DNS, DHCP, SMTP, SCCM, VDI, NAS, SAN, NTFS, CIFS, iSCSI, NFS, PowerShell, JavaScript, batch, VMware, DoD PKI
1w
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VMWare Administrator
Saint Louis, Missouri, United States
$100k-$120k/yr OnsiteFull Time
8+ YOEBachelor's in CS or related (or equivalent experience), 8+ years virtualization/EUC experience with VMware Horizon, vSphere/ESXi, Windows administration, ITIL processes, and scripting (PowerShell/Python).
VMware Horizon, VMware vSphere, ESXi, VMware Dynamic Environment Manager (DEM), VMware App Volumes, MSIX App Attach, MSIX Packaging Tool, vCenter Server, Microsoft Remote Desktop Services (RDSH), Microsoft WSUS, MECM (SCCM), ControlUp, Powershell, Python
1mo
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Desktop Administrator
Brentwood, Missouri, United States
OnsiteFull Time
2+ YOE2+ years endpoint administration experience with Microsoft Intune and Windows 11; experience with Microsoft Entra ID, Autopilot, PatchMyPC, PowerShell, Group Policy, Exchange Online, and reporting via Excel/Power BI.
Microsoft Intune, Azure Active Directory, Microsoft Entra ID, Microsoft Autopilot, PatchMyPC, Apple Business Manager, PrinterLogic, Windows Update for Business, Group Policy, Active Directory, Windows 11, Microsoft PowerShell, Microsoft Excel, Power BI, Exchange Online, Microsoft Teams, OneDrive
1mo
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System Administrator II / System Administrator III – Hybrid – Chesterfield, MO (St. Louis)
Chesterfield, Missouri, United States
HybridFull Time
5+ YOE5+ years IT experience with 3+ years as a system administrator and 2+ years managing Windows Server; experience with Windows/Linux, virtualization (VMware), Active Directory/Azure AD, cloud (Microsoft Azure), scripting (PowerShell/Bash/Python), backup/DR, and enterprise security.
Windows Server, Linux, Active Directory, Azure Active Directory, Office 365, Group Policy, DNS, DHCP, VPN, VLAN, PowerShell, Bash, Python, VMware, vCenter, ESXi, Microsoft Azure, SAN, NAS, SIEM, SAML, LDAP, OIDC, SSO, Microsoft Copilot, GitHub Copilot
3d
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Systems Administrator
St. Louis, Missouri, United States
$60k-$72k/yr OnsiteFull Time
2+ YOEBachelor's degree in computer science or related field, or 2–6 years of related experience. Requires operating systems, project management, Windows Server, Active Directory, Cisco UCS, and VMware experience.
Microsoft Active Directory, Cisco Unified Computing System (UCS), VMware Hypervisor, Windows Server, DNS, DHCP, SAN
2w
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Systems Administrator
St. Louis, Missouri, United States
$98k-$132k/yr OnsiteFull Time
5+ YOETS/SCI clearance required, 5+ years IT systems/admin experience, BA/BS or equivalent, expertise in desktop support, VDI, Windows/Citrix/SCCM/SMS, backups, troubleshooting, and strong communication.
Virtual Desktop Infrastructure (VDI), Microsoft Windows 11, Microsoft Windows 10, Microsoft Windows 7, Citrix, SMS, SCCM, KVM, VOIP
4d
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Sr. Systems Administrator
St. Louis, Missouri, United States
OnsiteFull Time
8+ YOEBachelor's degree with 8+ years or master's degree with 6+ years, including 8+ years of enterprise systems administration. Requires Windows/Linux, virtualization, scripting, cybersecurity, Security+ CE, and active TS/SCI clearance.
Microsoft Windows Server, VMware vSphere, DNS/DHCP, Group Policy, PowerShell, Bash, Python, VMware vCenter, Git, ServiceNow, Microsoft Word, Microsoft Excel, Microsoft Office, Red Hat Enterprise Linux (RHEL), Active Directory, Ansible, SCCM/MECM, Splunk, Elastic Stack, AWS
1mo
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IT Systems Administrator
Warrenton, Missouri, United States
OnsiteFull Time
Support and maintain Windows Server, Microsoft 365, Active Directory/Entra ID, Group Policy, networks, workstations and business applications; strong troubleshooting and documentation skills; participate in on-call rotation.
Microsoft 365, Windows Server, Active Directory/Entra ID, Group Policy, POS
2mo
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Help Desk / Systems Administrator / Service Desk Engineer
St. Louis, Missouri, United States
OnsiteFull Time
3+ YOE3-5 years in a tiered service or help desk; degree in IT or related field; Windows networking and system administration knowledge; strong communication; eager to learn and provide white-glove support.
Autotask, Datto, Atera, PowerShell, Windows, DNS, VPN, Microsoft 365, O365
2w
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Sales Administrator
St. Charles, Missouri, United States
OnsiteFull Time
Provide sales support and order coordination, follow up on credits/RMAs/backorders, monitor systems and delivery windows, collaborate cross-functionally, and communicate with customers and sales teams.
CIMS, WebHelm, Accuterm, Optimiroute, M3
1mo
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Infrastructure Systems Administrator
Springfield or St. Louis
$139k-$170k/yr OnsiteFull Time
Administer RHEL/Windows servers, manage AWS infrastructure for a self-hosted ServiceNow platform, support ServiceNow AI integrations, and hold an active TS/SCI clearance.
RHEL 9, Windows Server, AWS, EC2, RDS, Application Load Balancer (ALB), Security Groups, AWS Bedrock, ServiceNow, Now Assist, AI Search, Predictive Intelligence, AI Control Tower, Model Context Protocol (MCP)
1w
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Systems Administrator / Systems Infrastructure Lead
Scott Air Force Base, Illinois, United States
$115k-$130k/yr OnsiteFull Time
5+ YOE5+ years enterprise Windows/Linux systems administration, virtualization, SAN/NAS, Active Directory, backup/DR; DoDM 8140.03 qualification and Secret clearance required; Security+ or CySA+ preferred.
Windows Server 2019, Windows Server 2022, RHEL 8, RHEL 9, NetApp ONTAP, VMware vSphere, vCenter, Active Directory, Veeam, SCCM, SolarWinds, Commvault, SIPRNet
3w
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Systems Administrator – AWS GovCloud (DoD Classified Environments)
Belleville, Illinois, United States
OnsiteFull Time
3+ YOEActive DoD Secret clearance, IAT Level II/III,3+ years systems administration with AWS GovCloud, Windows Server, RMF/DISA STIGs/NIST 800-53 knowledge, scripting/IaC (Bash,Python,PowerShell,Terraform,CloudFormation).
AWS GovCloud (US), EC2, S3, RDS, IAM, CloudTrail, CloudWatch, VPC, KMS, SCAP, ACAS, Splunk, ELK stack, Windows Server, Bash, Python, PowerShell, Terraform, CloudFormation, AWS Organizations, Service Control Policies (SCPs), ECS, EKS, CI/CD, RMF, DISA STIGs, NIST SP 800-53, SIEM
2w
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Systems Administrator / Systems Infrastructure Lead
Scott Air Force Base, Illinois, United States
OnsiteFull Time
5+ YOE5+ years enterprise Windows/Linux/virtualization/SAN and Active Directory administration; DoD experience with STIGs; SECRET clearance; DoDM 8140.03 and related certifications (Security+, CySA+); backup/DR tooling experience.
Windows Server 2019, Windows Server 2022, RHEL 8, RHEL 9, NetApp ONTAP, VMware vSphere, vCenter, Active Directory, Veeam, SCCM, SolarWinds, Commvault, SIPRNet
1w
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Test Center Administrator (FT)
Saint Louis or St. Louis
$16/hr OnsiteFull Time
1+ YOEHigh school diploma, 1+ year customer-service experience, age 18+, ability to lift 40 lbs, Microsoft Windows/Office/Outlook familiarity, strong communication and reporting skills.
Microsoft Windows, Microsoft Office, Microsoft Outlook, Explorer
2w
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Administrator, Server
Saint Louis, Missouri, United States
OnsiteFull Time
4+ YOE4+ years IT experience required; manage Active Directory, virtual and physical servers, VMware, Office 365; strong troubleshooting, change control, and disaster recovery skills.
Office 365, VMware, Windows, Linux, ITSM
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