Technical skills: A deep understanding of computer systems and hardware, including how each part works and how to test it Problem-solving: The ability to troubleshoot hardware issues and make careful decisions Communication: The ability to communicate solutions to both technical and non-technical people Customer service: The ability to deal with consumers directly, and have a passion for helping others Networking: The ability to plan, implement, manage, and troubleshoot computer networks Hardware troubleshooting: The ability to diagnose and fix problems with computer components like the motherboard, CPU, RAM, storage, power supply, cooling, and peripheral