Top IT Support & Helpdesk Jobs in St. Louis, MO

Support live worship services and events by assisting the Production Team with audio, lighting, setup, operation, teardown, basic maintenance, and troubleshooting. Learn production equipment and software through hands-on training and mentorship, participate in rehearsals and sound checks, keep production areas organized, travel between campuses as needed, and serve reliably with a teachable, team-oriented attitude.

Provide multi-channel technical support for fire alarm and sprinkler systems: diagnose and resolve hardware, software, and networking issues; guide customers through configuration, setup, testing, and maintenance; create and maintain support documentation; develop product expertise in an on-site lab; collaborate with team and handle evolving responsibilities to ensure customer satisfaction.

Provide technical assistance for MiTek structural engineering, CAD, and business management software. Troubleshoot installations, configurations, networks, and feature usage; record cases in Salesforce; research complex issues; develop and deliver training; collaborate with product and development teams; travel to customer sites (~5%) for advanced troubleshooting and training.

Provide on-site support and repair for desktops and laptops, troubleshoot hardware/software issues, meet service level agreements, report activity, manage parts and inventory, and perform occasional long-distance or overnight service assignments.

Administer and maintain enterprise Windows server, virtualization, storage, identity, and Microsoft cloud environments. Lead infrastructure projects, support Microsoft 365 and Entra ID, drive disaster recovery, security hardening, automation with PowerShell, and serve as Tier III escalation and on-call resource to ensure system stability and performance.

Provide operational support and life‑cycle management for hardware and software infrastructure. Maintain secure, compliant operation of identity systems, SSO, PAM, 2FA, and cloud identities. Assist technology planning, disaster recovery, and provide technical training to staff. Work independently and in teams to support core business applications.

Provide hands-on desktop and infrastructure support: troubleshoot Windows/macOS endpoints, administer Active Directory, manage imaging/deployment, support network connectivity and physical equipment in IDFs/MDFs, use ServiceNow for ticketing, maintain documentation, coordinate vendors, and participate in occasional on-call/off-hours support.

Maintain, optimize, and support client package-based applications (e.g., SAP/Oracle). Customize core modules, contribute to technical and business blueprints, perform unit and integration testing, deliver end-user training, and support vendor management and solution design.

Provide hands-on Tier 2/3 IT and OT systems support in a manufacturing environment, troubleshoot production-impacting issues across servers, workstations, networks, applications and industrial systems, support software lifecycle tasks, ensure high availability, follow safety and compliance, and coordinate with operations, engineering, maintenance, cybersecurity and vendors.

Provide advanced on-site infrastructure and network support, including switches, routers, servers, telephony, and video conferencing. Troubleshoot terminal servers, thin clients, mobile devices, printers/plotters, update switch code, repair/replace equipment, and document procedures. Support on-site meetings and escalate complex issues.