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

Provide first-line technical support for Lumia's AI usage control platform during US West Coast hours. Troubleshoot configuration, integration, connectivity; reproduce and document bugs; manage tickets and SLAs; update knowledge base; monitor system health; escalate complex issues and relay customer feedback to Product and Engineering.

Administer and support IT operations automation for ClaimsXM. Maintain and troubleshoot automation workflows and related infrastructure, collaborate with stakeholders, and ensure systems operate within required US-based work and citizenship constraints.

Provide technical support to strategic enterprise customers, troubleshooting networking and system issues, performing health checks, validating upgrades in lab environments, escalating to engineering, and delivering proactive recommendations. Manage enterprise customer relationships, perform packet capture analysis, set up test environments, and provide rotating after-hours support.

Lead global SaaS and cloud workplace operations, managing Microsoft 365 and Google Workspace, IAM (SSO, Entra, MFA), Zero Trust enforcement, automation (Power Automate, Zapier, PowerShell, Python), onboarding/offboarding, security/compliance collaboration, and mentoring IT teams to ensure secure, scalable, and efficient cloud environments.

Provide first-line support for Workday and OSV Service Center users: manage accounts and security, triage tickets, troubleshoot MFA, generate access/audit reports, resolve data/configuration issues, and collaborate cross-functionally to meet SLAs while following security policies and SOPs.

Provide enterprise-level technical support for Cribl Stream and related observability products: diagnose, troubleshoot, escalate, document solutions, participate in real-time support channels, and perform on-call duties to ensure customer success.

Provide technical troubleshooting for customer issues, focusing on API integrations, data flow, and automation via scripting. Collaborate with engineering to escalate and resolve bugs, identify patterns to drive product improvements, maintain support documentation, and enable the Support team through knowledge sharing and process improvements.

Implement and configure Marketing Cloud environments, manage client onboarding and integrations (APIs, Host Adapter, Queue Director), provide technical support and QA, maintain platform administration and security, document processes, and collaborate with Account, Product, and Engineering teams to resolve issues and improve onboarding efficiency.

Provide advanced Tier 3 Vertica support: independently troubleshoot escalated customer issues, perform root-cause analysis and performance tuning, use Vertica Management Console, mentor junior engineers, and work with Linux, SQL, cloud object storage, networking, and Kubernetes.

Administer and maintain Windows/Linux servers, networking, virtualization, and Azure cloud infrastructure. Manage Active Directory, DNS, DHCP, Group Policy, VPNs, firewalls, SAN/NAS, backups, monitoring, patching, and disaster recovery. Provide high-level escalation support, perform controlled changes, maintain documentation, and collaborate with teams and vendors to improve infrastructure security, performance, and reliability. On-call and after-hours work required.