To become a field service technician, you first need a high school diploma or equivalent. Though some jobs require a bachelor’s degree in computer science or a related field, some field service jobs only require an associate degree or vocational school certificate and provide on the job training. In these programs you study the basics of computer technology, including software and hardware repair and installation, to gain the skills and qualifications you need to fulfill your responsibilities in this career. In addition to technical skills, you also need to be courteous and professional and have excellent communication and customer service skills.