# IT Support & Helpdesk > Selected work demonstrating this service. - [Established a Technical Support department, servicing over 10,000 clients with IT support and troubleshooting solutions.](https://engineer.company/portfolio/established-a-technical-support-department-servicing-over-10-40/) - [Managed a team delivering IT support, data recovery, and hardware repair services to over 1,000 clients, ensuring high‑quality service.](https://engineer.company/portfolio/managed-a-team-delivering-it-support-data-recovery-47/) - [Configured and deployed 1,000 Wi‑Fi routers, improving network accessibility and performance for clients.](https://engineer.company/portfolio/configured-and-deployed-1-000-wi-fi-routers-48/) - [Managed 4,000 computer repairs, ensuring rapid and effective resolution of hardware and software issues.](https://engineer.company/portfolio/managed-4-000-computer-repairs-ensuring-rapid-and-49/) - [Provided round‑the‑clock 24/7 infrastructure support for an IPTV/OTT streaming platform, administering ~1,000 servers plus client‑owned systems for global customers in China, the US and Germany.](https://engineer.company/portfolio/provided-round-the-clock-24-7-infrastructure-support-82/) - [Performed data recovery across a wide range of media — SD cards, HDDs, SSDs, RAID arrays, external drives and Mac systems.](https://engineer.company/portfolio/performed-data-recovery-across-a-wide-range-of-92/) - [Diagnosed and repaired laptop hardware — screens, hinges, keyboards, trackpads, motherboards and power — and resolved software issues across Linux, Windows and Mac.](https://engineer.company/portfolio/diagnosed-and-repaired-laptop-hardware-screens-hinges-keyboards-93/)