Desktop Support Specialist

Job Title - Desktop Support Specialist Location - Washington, DC Job Type - Fulltime Key Responsibilities: 1. Incident & Request Management Handle L2 escalated incidents from Service Desk (L1) and resolve within SLA timelines Manage service requests, including software installations, access requests, and hardware provisioning Perform root cause analysis (RCA) for recurring or complex issues Ensure proper documentation of all troubleshooting steps in ITSM tools (ServiceNow, Remedy, etc.) 2. End-User Computing Support Provide advanced troubleshooting for: Windows 10/11 operating systems macOS environments (basic to intermediate support) Microsoft Office 365 suite (Outlook, Teams, OneDrive, SharePoint) Resolve performance issues, login failures, profile corruption, and system errors Support multi-device environments including laptops, desktops, thin clients, and VDI 3. Active Directory & Identity Management Perform user account administration: Password resets Account unlocks Group membership updates Basic permissions management Support authentication issues (SSO, MFA, domain login failures) 4. Endpoint Management & Software Deployment Support software installation, upgrades, and patching using tools such as: Microsoft SCCM / MECM Microsoft Intune (if applicable) Ensure endpoint compliance with security policies and corporate standards Assist in OS imaging, device provisioning, and reimaging processes 5. Hardware & Peripheral Support Troubleshoot and support: Desktops, laptops, docking stations Printers, scanners, barcode devices Monitors, keyboards, and peripheral devices Coordinate with OEM/vendors for hardware repairs and replacements Manage asset tagging and inventory updates 6. Network & Connectivity Support Diagnose and resolve: LAN/Wi-Fi connectivity issues VPN connectivity problems IP conflicts and DNS-related issues (basic level) Work closely with network teams for escalated connectivity incidents 7. Escalation & Collaboration Escalate unresolved or complex issues to L3 infrastructure or application teams Coordinate with security, network, and server teams for cross-functional issues Participate in shift handovers and ensure proper knowledge transfer 8. Documentation & Reporting Maintain accurate logs of incidents, resolutions, and troubleshooting steps Update knowledge base articles for recurring issues Provide daily/weekly status updates on ticket progress and SLA compliance SISL Global