Provide on-site support for POS, hardware, software, and networking issues.Install and configure POS machines, switches, routers, printers, laptops, desktops, andperipherals.Install Windows OS and troubleshoot basic Windows/Linux issues.Troubleshoot printers, barcode scanners, receipt printers, cash drawers, and other POSperipherals.Diagnose hardware, software, network, connectivity, and power-related issues.Perform basic LAN, Wi-Fi, IP, and network troubleshooting.Lay, crimp, terminate, and patch Ethernet/network cables.Test systems after installation or repair.Respond to service requests and coordinate with internal teams when required.Maintain service records and complete assigned requests within timelines.Travel to client locations as required.