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# Systems Administrator

- **Company:** Robert Half
- **Location:** San Antonio, TX, United States
- **Experience:** Expert
- **Contract:** Temporary contract
- **Skills:** Microsoft Windows, Access Network, Active Directory, Microsoft Online Services, Business Systems, Collaborative Software, Cyber Security, Hyper-V, Identity and Access Management, Virtual Private Networks (VPN), Microsoft Office, Windows Servers, Citrix Systems, Azure Active Directory, Microsoft SharePoint, Software Deployment, Virtualization Technology, Wireless Access Point, Software Licensing, Microsoft InTune, Information Technology, Vmware
- **Published:** August 1, 2026
- **Apply:** https://dejobs.org/x/x/3C3CDE26D7144B0DBC89F1582D19189A/job/

## About the Role

Description We are looking for an experienced Systems Administrator to support and enhance the organization's Microsoft-centric technology environment in San Antonio, Texas. This position combines infrastructure administration, endpoint management, SharePoint oversight, and end-user support to help keep daily operations secure, reliable, and efficient. The ideal candidate brings strong technical judgment, a service-focused mindset, and the ability to manage both routine administration and complex troubleshooting across workplace technologies., * Provide hands-on help desk support for Windows PCs, Microsoft Office, Teams, mobile devices, network access, and audio/video conferencing equipment while contributing to documentation, backup readiness, and workflow improvement efforts. Requirements * 7+ years of experience in systems administration, desktop support, or a closely related IT infrastructure role.

 * Strong hands-on expertise with Microsoft 365 administration, including Exchange Online, Teams, Entra ID, OneDrive, and Intune.

 * Experience supporting Windows environments, including Windows 10 endpoints, software installation, patching, and device management.

 * Demonstrated knowledge of SharePoint Online administration, including permissions, site maintenance, document organization, and collaboration support.

 * Familiarity with identity and access management concepts using Active Directory and Microsoft Entra ID.

 * Working knowledge of virtualization and infrastructure technologies such as VMware, Hyper-V, Citrix, and Microsoft Windows Server.

 * Experience supporting cybersecurity practices, endpoint protection, VPN connectivity, and compliance with security standards and policies.

 * Ability to troubleshoot a wide range of user and system issues involving hardware, printers, mobile devices, networking, and collaboration platforms. Technology Doesn't Change the World, People Do.®

## Description

* Oversee the administration of Microsoft 365 services, including Exchange Online, Microsoft Teams, Entra ID, OneDrive, and Intune, to ensure stable and secure user access.

 * Manage the setup, deployment, and lifecycle support of Windows desktops and laptops, including provisioning, configuration, and replacement planning.

 * Maintain user identities, security groups, access permissions, and software licensing across core business systems.

 * Perform software deployments, operating system updates, and patching activities to keep endpoints current and protected.

 * Track system performance and availability, identify issues proactively, and help maintain a dependable computing environment.

 * Support office technology such as printers, peripheral devices, conferencing tools, and related end-user equipment.

 * Maintain accurate hardware inventory records and coordinate asset tracking for company-issued devices.

 * Assist with network and connectivity support involving wireless access, VPN access, and firewall-related troubleshooting.

 * Administer SharePoint Online environments by managing site structure, permissions, document libraries, lists, metadata, and collaboration features.


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