Top IT Support & Helpdesk Jobs in Washington DC,

Provide L2/L3 technical and product support to enterprise customers for a customizable Loan Origination System. Investigate logs and configurations, reproduce issues, triage to Product and Engineering, document Help Center content, and advocate product/process improvements. Participate in occasional after-hours incident coverage and biannual offsites.

Provide Level 2 network monitoring, advanced troubleshooting, incident remediation, and configuration support in a 24×7 NOC. Own escalated tickets, document root causes, produce reports, maintain network documentation, and create runbooks for Level 1 training.

Provide Tier 1/2 support for macOS/Windows and cloud SaaS, manage onboarding/offboarding and IAM (SSO/MFA), administer MDM, document and resolve ITSM tickets, maintain assets/licenses, and drive automation and AI-based process improvements.

Provide mainframe operations and application support across IBM and Unisys environments (OS2200, z/OS, z/VM). Monitor and troubleshoot batch jobs, scheduling (OpCon/BMC), tape systems, and incidents using ITSM tools, perform IPLs, change management, RCA, and coordinate with government and customer personnel. Work 3rd shift and follow DISA processes and SLAs.

Provide 24x7 technical support for ClickHouse users and prospects via tickets, chat, Slack, and calls. Triage issues, run POCs, create documentation and knowledge-base content, collaborate with Engineering, Product, and GTM teams, mentor colleagues, and help improve support processes.

Provide first-line technical support and training for Electronic Logging Devices (ELDs), monitor ELD data for FMCSA/HOS compliance, generate compliance reports, troubleshoot hardware/software/connectivity issues, escalate recurring problems, and keep company practices aligned with federal and state ELD regulations.

Support monthly Windows patching, Defender and .NET updates across Microsoft Substrate environments. Use PowerShell automation and KQL to investigate deployment results, troubleshoot update/MSU failures, identify installed patches and OS status, build patching packages, maintain compliance dashboards, and coordinate with engineering, security, and partner teams to remediate deployment blockers.

Support, configure, and maintain enterprise clinical and administrative applications (primarily Epic Ambulatory). Serve as first-line support, troubleshoot system and performance issues, update master files, design and test screens/reports/interfaces, and assist with project task planning and prioritization.

Provide Tier‑1 support for Warfighting Acquisition University's online learning ecosystem: handle calls, emails, and tickets; resolve account, login, enrollment, and navigation issues; record interactions in a ticketing system; follow up to resolution; and maintain professional, empathetic communication.

Provide level-1 technical support for Windows-based medical devices and applications: troubleshoot hardware/software/configuration issues, assist with system configuration and updates, handle customer inquiries about repairs/parts/orders, document resolutions, escalate complex issues to higher-tier support, and follow up on QA and repair-related items.