Top IT Support & Helpdesk Jobs in Washington DC,

Administer and secure enterprise IT and OT environments across sites, supporting Windows Server, virtualization, networking, cloud (Azure/M365), PLC/SCADA integrations, backups, DR, segmentation and Zero Trust initiatives. Provide Tier 2/3 escalation, network/OT troubleshooting, monitoring, documentation, compliance support, and collaborate with infrastructure, security, and manufacturing teams to maintain production uptime.

Provide Tier 3 support for Microsoft Dynamics 365 and Power Platform: troubleshoot complex incidents, perform RCA, manage Microsoft escalations, maintain Dataverse and environment lifecycle, support integrations, document resolutions, and mentor lower tiers while following ITIL-aligned processes.

Provide Tier 3 technical support for Dynamics 365 and Power Platform: troubleshoot complex incidents, perform root cause analysis, manage Microsoft escalations, maintain Dataverse and environment lifecycle, support integrations and security, document resolutions, and mentor Tier 1/2 engineers while following ITIL processes and participating in on-call rotation.

Paid one-time remote participation in an English voice recording study. Selected participants complete a guided ~20–30 minute session from home using a compatible device, follow recording instructions, and submit recordings for quality review to support AI speech research.

Lead Net at Work's internal IT organization, ensuring reliability, security, scalability, and performance across applications, infrastructure, cloud, and cybersecurity. Oversee application rollouts, SDLC practices, operations, vendor relationships, budgeting, and acquisition due diligence. Partner with executives and business leaders to align technology roadmaps, governance, and service delivery while building a service-oriented, high-performing IT team.

Provide developer-focused support for Supabase users: triage and resolve support cases, reproduce issues, create test cases, escalate to engineering, monitor GitHub channels, and identify tooling improvements to reduce time-to-fix.

Provide remote technical support for clients, troubleshooting Ubiquity networks, VoIP/SIP/PBX systems, cloud infrastructure, CCTV, and network buildouts. Respond via phone, email, and remote tools, log tickets, guide clients through setups, and follow up to ensure resolution.

Provide first‑contact remote IT support for company employees (85% general tech support, 15% Tier 1 enterprise AI tool support). Troubleshoot, document, and resolve device, software, and access issues; escalate when needed; assist with AI account provisioning, FAQs, and runbook-driven resolutions. Support macOS/iOS and mobile devices, coordinate with vendors, and contribute to knowledge base and onboarding/offboarding workflows.