PCB Skills: Hands-on SMT and through-hole soldering, desoldering, microscope-based fine-pitch PCB rework, PCB assembly and inspection, component replacement, jumper-wire installation, trace and pad repairs, connector replacement, PCB modification and repair, and basic PCB troubleshooting. What You Will Do Assemble and rework prototype PCBs using manual SMT and through-hole soldering, desoldering, component placement, and microscope-based fine-pitch rework, including 100+ pin TQFPs, QFNs, LGAs, BGAs, fine-pitch connectors, small passive components, and mixed assemblies.