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

Provides technical support to local and remote users by troubleshooting hardware, software, operating systems, peripherals, and computer systems. Installs and configures equipment, resolves help desk tickets, performs diagnostics and minor repairs, trains users, develops support materials, recommends upgrades, and follows IT security policies. Participates in after-hours on-call support and handles complex technical issues under general supervision.

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.

Supports and maintains in-house desktops, servers, peripherals, networking hardware, and associated software. Responsibilities include installation, configuration, troubleshooting, repairs, upgrades, performance monitoring, inventory management, procurement research, technical documentation, vendor coordination, disaster recovery support, and end-user training. The role provides on-site technical assistance, resolves hardware and software issues, supports computer projects, and may guide junior team members. It is a full-time, on-site position with rotating shifts and occasional on-call and Saturday duties.

Leads analysts and software engineers supporting Clinical and Provider applications. Oversees application support operations, incident management, lifecycle maintenance, system performance, availability, vendor relationships, and SLA management. Partners with clinical, provider, operations, product engineering, infrastructure, and business stakeholders to prioritize work, improve workflows, and enhance provider and patient experiences. Manages hybrid onshore and offshore teams while fostering performance, accountability, and continuous improvement.

Provides standardized Windows and Apple endpoint provisioning, user onboarding and offboarding, account and entitlement administration, Microsoft 365 configuration, asset tracking, and deployment validation. Follows documented runbooks, maintains records in business systems, coordinates shipping workflows, communicates with clients and internal teams, supports operational reporting, identifies process improvements, and participates in periodic after-hours on-call support.

Provides first-line technical support to end users through tickets, phone, email, and remote sessions. Troubleshoots Windows, macOS, and Linux hardware and software issues; manages computer assets and inventory; supports LAN, VPN, firewalls, switches, routers, and servers; assists with Microsoft Office and enterprise applications; escalates complex issues through ServiceNow, Jira, or BMC Remedy; and contributes to infrastructure, upgrade, networking, and security projects.

Provides first-line help desk support for global customers, managing incidents, desktop support, proprietary applications, service tickets, SLAs, escalations, and customer communications. The role involves troubleshooting issues using technical documentation, dispatching service requests, maintaining detailed ticket records, monitoring systems, collaborating with specialists and engineers, and contributing to the knowledgebase.

Administer and support Procore across multiple enterprise instances, including permissions, configuration, integrations, troubleshooting, maintenance, governance, documentation, testing, and user support. Collaborate with project and functional teams to align workflows, standardize processes, evaluate new features, support onboarding and releases, and improve enterprise-wide adoption and usability.

Provides advanced desktop and systems administration support for intelligence customers. Troubleshoots complex hardware and software issues, manages Windows, Citrix, VDI, SCCM, configurations, upgrades, backups, audits, and system performance. Supports networked workstations and servers, trains users, documents work, guides junior staff, and leads technical tasks. Requires an active TS/SCI clearance, five or more years of experience, a bachelor’s degree or equivalent, Security+ or CASP, and ITIL v4 Foundations.

Provides advanced systems administration, troubleshooting, software installation, performance tuning, hardware and software auditing, backup and recovery, networked system maintenance, and end-user support. The role manages complex workstation and server environments, supports VDI and Citrix technologies, trains users, guides junior staff, and may lead technical tasks while supporting Intelligence Community missions.