Top IT Support & Helpdesk Jobs in Washington DC,

On-site System Manager for PremierOne RMS supporting Prince William County PD: maintain RMS systems, interfaces, basic network/infrastructure and MSSQL support, troubleshoot hardware/network/third-party issues, build customer relationships, follow customer operations policies, and execute work orders with regular communication.

Administer, patch, configure, monitor, and troubleshoot enterprise systems and applications in a secure federal environment. Perform vulnerability remediation, access management, incident response, backups, change management, documentation, and operational reporting while collaborating with engineering, cybersecurity, and service desk teams to ensure mission continuity and secure operations.

Provide hands-on IT support and helpdesk (Levels 1-3) for Windows, macOS, and mobile devices; monitor and respond to cybersecurity alerts; manage AV and video conferencing for meetings and events; maintain asset inventory and device lifecycle; deploy patches and manage endpoints via Intune and Autopilot; document resolutions and build knowledge base; escalate complex issues and support executive users.

Provide AV support for 500+ live, virtual, and hybrid events annually, operating switchers, cameras, audio mixers, lighting, teleprompters, and videoconferencing. Manage rehearsals, vendor coordination, stage management, and create on-screen graphics while troubleshooting systems and supporting event teams.

Provide Tier 1/Tier 2 technical support and enterprise systems administration including account and access management (Azure AD/AD, Exchange, Office 365), CRM/ERP support, integrations, endpoint and MDM management, AV/video conferencing/event support, system monitoring, documentation, and participation in IT projects to maintain secure, reliable IT services.

Serve as primary contact for account and access management in a federal contracting environment: provision and remove user accounts, manage AD and SharePoint group memberships, track and fulfill access requests, escalate incidents, improve processes, and maintain customer relationships and records. Support out-of-hours on-call rotation and occasional weekend or closure work.

Analyze and troubleshoot proprietary CRM software issues using SQL and web tools; recommend code fixes and design input; investigate defects and performance problems; evaluate enhancement requests; document root cause analysis; coach helpdesk staff and coordinate fixes and testing with development and QA teams.

Monitor and maintain network devices and Microsoft infrastructure; troubleshoot connectivity and network anomalies under direction of lead administrator; install, configure, and maintain network hardware/software; assist with user support and system performance monitoring to ensure a secure, stable network environment in hybrid and on-site settings.

Support complex IT issues for end-users, providing Tier 2 and Tier 3 support in a diverse Windows environment, including hardware and software troubleshooting for both Windows and Apple systems.

The role involves supporting applications, preparing technical documentation, coordinating with teams for document preparation, and providing customer service.