Top IT Support & Helpdesk Jobs in Washington DC,

Serve as the Microsoft 365 subject matter expert, providing advanced user support, executive assistance, training, collaboration platform administration, Power BI dashboards, Excel analytics, project reporting, workflow modernization, document management, and business process improvement. Administer SharePoint Online and OneDrive, create knowledge resources, and partner with service desk, infrastructure, cybersecurity, and engineering teams to improve technology adoption and organizational efficiency.

Administers and maintains enterprise applications for high availability, security, and performance. Responsibilities include application deployment, upgrades, patching, planning, testing, user support, troubleshooting, audit evidence preparation, Windows patching, and process documentation. The role also identifies improvement opportunities and collaborates with technical teams to resolve system issues.

Senior ITSM Analyst responsible for implementing Knowledge-Based Resolution and modernizing Smart IT workflows within the Helix ecosystem. The role owns solution design, configuration, testing, deployment, knowledge management integration, workflow optimization, technical documentation, stakeholder collaboration, change enablement, and performance reporting. Candidates need extensive Helix/Remedy ITSM experience, Smart IT administration expertise, ITIL knowledge, and experience with incident, problem, change, and service request workflows.

Provides advanced global maintenance and technical support for unified communications and collaboration systems, including VoIP, PBX, VTC, instant messaging, presence, and audio/video streaming. Responsibilities include system administration, troubleshooting, upgrades, patching, scheduling and monitoring conferences, ticket resolution, root-cause analysis, customer assistance, training, SOP development, and support for engineering projects. Requires TS/SCI clearance, IAT II certification, CCNA, and substantial education and experience.

Leads a four-person VIP executive support team, managing schedules, workloads, ticket queues, escalations, SLAs, and service improvement. Provides white-glove technical support for executive communications, collaboration systems, mobile devices, networks, workstations, and conference-room technologies. Troubleshoots hardware and software, provisions users and devices, coordinates incident communications, performs root cause analysis, and maintains documentation. Requires after-hours rotation, event support, and on-call escalation coverage.

Provides Tier I–III technical support and systems administration for mission-critical digital broadcast environments. Supports ingest, editing, playout, archiving, enterprise IT, Active Directory, networks, workstations, and broadcast applications including Dalet, PowerGold, ScheduAll, and Dataminer. Troubleshoots live operational issues, manages incidents in Ivanti, tests upgrades, documents resolutions, trains users, supports deployments, and helps maintain continuous broadcast availability in a 24/7 environment.

Administers complex desktop, server, storage, network, mobile, virtualized, and database environments supporting spacecraft and payload development. Provides Tier I and Tier II troubleshooting, system installation, patching, monitoring, security, configuration management, defect tracking, and technical documentation. Supports software-development tools, spacecraft interface databases, automated code generation, and mission-critical systems within DoD security requirements.

Leads IT projects, implements SaaS services, and provides advanced Tier 2 support across Windows, macOS, Microsoft 365, hardware, software, and cloud services. Troubleshoots complex technical issues, supports executives, mentors staff, manages vendors, documents solutions, delivers training, and serves as a technology lead for cross-functional initiatives. The role is hybrid in Washington, DC.

Manage, maintain, secure, and optimize the organization’s SharePoint environment. Responsibilities include administering user permissions, creating and configuring sites, monitoring system performance, troubleshooting issues, applying updates, performing upgrades, and ensuring the platform aligns with organizational and operational requirements. The role requires SharePoint development and management experience, along with proficiency in SharePoint Designer, InfoPath, Power BI, and related tools.

Provides onsite technical support for hardware, software, network, account access, mobile devices, and enterprise applications. Responsibilities include troubleshooting incidents, configuring and deploying workstations, managing accounts and permissions, supporting Microsoft 365 and specialized systems, performing root-cause analysis, documenting resolutions, assisting with upgrades and patching, and educating users. The role also mentors support staff and collaborates with administrators, infrastructure teams, and vendors.