Learn the training and preparation needed to become a computer support technician. Review the requirements, as well as training, professional warranty, and certification information, to determine if this is a career for you. A computer technician provides various services for the maintenance and repair of personal computers. While these technicians do not always need a college education, it is usually important to complete at least some college courses when looking for basic work. It is necessary for the computer support technician to have extensive knowledge of computer systems and repairs. Important information Responsible for repair and maintenance of personal computers (computers) individuals and small businesses are computer support technicians in various circumstances, such as a family repair shop or large customer service centers in large stores. Experience and proven computer capabilities are key to the IT support process; however, some have special education and certificates.