Top IT Support & Helpdesk Jobs in San Antonio, TX

Provide frontline IT support via phone, email, chat and ticketing systems. Troubleshoot hardware, software, printers, scanners and peripherals; perform account management tasks, installs/updates, inventory and documentation. Escalate complex issues, mentor junior staff, follow security policies, contribute to knowledge base, and maintain mission-essential availability for onsite support.

Lead command and control for major (M1/M2) IT incidents, coordinate cross-functional responders, drive rapid restoration using ITIL 4 practices, manage communications to executives and stakeholders, run post-incident reviews, analyze trends, and recommend automation and monitoring improvements to reduce MTTR.

Provide L2 technical support and software administration for big-data and analytics platforms, perform Linux server administration and network troubleshooting, coordinate vendor L3 support, manage the Command and Control Center, and track system consumption and patches.

Provide frontline technical support and troubleshooting for a digital billboard network, diagnosing hardware/software and networking issues, coordinating with technicians and vendors, documenting incidents in ServiceNow, and implementing/validating fixes to restore service quickly.

Provide Tier 1 escalation and administration for VMware virtualization and VDI (including AVD) in a DoD environment. Install, configure, image, and troubleshoot servers, desktops, web apps, certificates (CAC), backups, and recovery. Ensure performance, configuration management, STIG compliance, and 24/7 surge support during exercises and events. Support classified environments up to SECRET.

Lead and govern ITSM/ITOM/ITAM processes, manage and develop staff, drive standardization and continuous improvement using ITIL best practices, automation, and data-driven insights, oversee projects, vendors, and governance to ensure resilient, secure, cost-effective technology operations aligned to business strategy.

Provide hands-on systems administration and support for Microsoft and cloud infrastructure (Windows Server, M365, Entra ID, Azure). Manage endpoints with Intune/Autopilot, troubleshoot networking issues, perform maintenance and patching, lead technical workstreams, document configurations, and participate in on-call/off-hours support to ensure system reliability and security.

Provide onsite desktop and laptop repair and troubleshooting, support desk-side applications and infrastructure, respond to client service calls within SLAs, maintain asset control and reporting, follow safety and client policies, and perform occasional long-distance or overnight assignments as required.

Manage, maintain, and implement classroom and medical simulation technology; train and support faculty and students; supervise simulation projects; oversee inventory, equipment upkeep, setup/takedown for labs and events; recommend and procure simulation technology; ensure system performance and respond to operational emergencies.

Serve as the primary US IT contact, providing first-line support, managing helpdesk tickets, configuring and imaging devices via Workspace ONE, handling onboarding/offboarding and device lifecycle, maintaining IT asset records, and coordinating office infrastructure with vendors to ensure secure, reliable workplace technology.