Top IT Support & Helpdesk Jobs in San Antonio, TX

Provide IT helpdesk support, onboard/offboard employees, manage identities and access (Okta/EntraID), troubleshoot hardware, software, VOIP, and networking (LAN/WAN/VPN), administer cloud services and Atlassian, handle device management and asset management for remote US-based employees.

Trail of Bits seeks an IT Operations Engineer to manage IT infrastructure, enhance security compliance, and improve the technology experience for a remote cybersecurity team. Responsibilities include endpoint management, identity & access management, cloud infrastructure oversight, automation of tasks, and maintaining comprehensive documentation.

Provide technical support for Zscaler products focusing on troubleshooting security and networking issues while ensuring client satisfaction and operational excellence.

Perform technical tasks related to the operation and monitoring of managed services technologies, ensuring service delivery within SLAs, and providing tier-1 support.

Provide overnight operational and technical support for trading systems: monitor systems and risk limits, troubleshoot disruptions, coordinate with traders, engineers, and vendors, perform root cause analysis, adjust limits per policy, and maintain detailed operational documentation.

Lead and mentor a team on endpoint management while ensuring operational excellence, implementing security strategies, and fostering a DevOps culture.

Provide second- and third-level onsite helpdesk support for corporate and branch users: troubleshoot hardware/software, manage device configuration and deployment, document resolutions in ServiceNow, assist asset tracking, collaborate with outsourced Level 1 and internal Level II/III teams, participate in projects, and rotate on-call for major incidents.

The Associate System Administrator provides technical support in an enterprise IT environment, ensuring reliable access to systems and devices, assisting users, and maintaining documentation.

Responsible for splicing, terminating, and testing fiber optic cables, maintaining networks, troubleshooting issues, and ensuring safety compliance.

Provide first-level service desk and field support for hardware and software, troubleshoot Windows and Office issues, manage remote access, document resolutions, follow SOPs, and deliver strong customer service in a fast-paced environment.