Top IT Support & Helpdesk Jobs in Washington DC,

Administer and optimize a global Microsoft 365 environment across Teams, SharePoint Online, OneDrive, Power Platform, and Copilot. Troubleshoot complex incidents, manage platform governance and security, automate administration with PowerShell and Power Automate, support identity and compliance controls, document procedures, and oversee managed service providers handling priority incidents.

Leads enterprise telecommunications operations, including voice, unified communications, contact center platforms, telecom expense management, carrier relationships, vendors, incidents, upgrades, and service delivery. Manages technical staff and cross-functional partners while overseeing budgets, invoices, reporting, performance metrics, cost optimization, system reliability, and lifecycle modernization across multi-site business locations.

Manage critical technology incidents in a 24/7/365 environment, leading triage, troubleshooting, stakeholder communications, escalation, recovery, and resolution. Analyze monitoring and operational data across applications, databases, infrastructure, and cloud technologies. Coordinate root-cause analysis, postmortems, correction-of-error documentation, incident metrics, and continuous improvement initiatives while supporting production operations and on-call rotations.

Provides technical support for merchants using Oracle Simphony and other POS systems. Configures and deploys hardware, fulfills replacement orders, performs hardware swaps and POS data entry, routes and escalates support tickets, maintains electronic records, and tracks inventory and RMAs. The role requires direct Simphony or Micros Res3700 support experience, strong customer service and communication skills, computer knowledge, and familiarity with Microsoft Office or Google Suite.

Provides technical support for dental-office software and computer technology. Diagnoses and resolves customer issues through phone, email, chat, and live-line channels; documents contacts and resolutions in CRM; manages escalations; performs data analysis, editing, and conversions; follows HIPAA guidelines; contributes to knowledge-base documentation, product feedback, training, and proactive customer outreach.

Administer enterprise systems, Azure Virtual Desktop, Microsoft Intune, endpoint devices, workstation patching, travel applications, GDS integrations, identity services, and print infrastructure. Troubleshoot business-critical application and integration issues, automate with PowerShell and Python, manage vendors, maintain system availability, and participate in after-hours or on-call support.

Owns day-to-day administration and governance of a shared Salesforce platform supporting North America and Global Services. Designs Flow automations, data models, security controls, reports, dashboards, and business processes. Manages backlog prioritization, release and environment governance, integrations, data quality, compliance, user support, training, licensing, and major enhancement projects in partnership with enterprise IT and business stakeholders.

Owns administration, governance, optimization, integrations, security, and support for NetSuite and related finance systems. Translates accounting and finance requirements into scalable solutions, improves close and reporting processes, manages consultants and vendors, supports acquisitions and integrations, and ensures SOX compliance, audit readiness, access controls, testing, documentation, and user adoption.

Provides L2 production support for enterprise healthcare applications, including incident management, troubleshooting, root cause analysis, SQL-based data corrections, configuration management, and customer communication. Collaborates with development, infrastructure, DBA, and product teams to resolve complex issues, coordinate fixes, maintain SLAs, and improve support processes through automation, monitoring, and alerting.

Provide day-to-day IT support for US employees, manage onboarding and offboarding, administer Mac devices through MDM, and manage identity and access in Okta and Google Workspace or M365. Maintain device inventory, write knowledge-base content, and build AI-powered automations to reduce repetitive support work. Escalate complex or security-related issues while collaborating with the Israel-based IT team.