Various organizations offer certification. For instance, the Electronics Technicians Association (ETA) offers more than 50 certification programs in numerous electronics specialties for varying levels of competence. The International Society of Certified Electronics Technicians also offers certification for several levels of competence, focusing on a broad range of topics, including basic electronics, electronic systems and appliance service. To become certified, applicants must meet several prerequisites and pass a comprehensive written or online examination. Certification demonstrates a level of competency and can make an applicant more attractive to employers, as well as increase one's opportunities for advancement.
Experienced repairers with advanced training may become specialists or troubleshooters who assist other repairers in diagnosing difficult problems. Workers with leadership skills may become supervisors of other repairers. Some experienced workers open their own repair shops.