Provides internal IT support through ticketing, phone, remote, and in-person channels. Troubleshoots Windows systems, hardware, software, networks, peripherals, and business applications; manages account access, device deployment, imaging, inventory, and replacements. Documents resolutions, maintains technical guides, trains employees, identifies recurring issues, and assists with upgrades and IT projects. Requires at least three years of IT support experience, strong Windows and Microsoft 365 knowledge, and ability to obtain a U.S. security clearance.