Those who have a background in electronics should have the best job prospects. Preparation Employers prefer to hire high school graduates. They train these people to fill and fix machines on the job. The trainees work with, and learn from, experienced repairers. High school or vocational school courses in electricity, refrigeration, and machine repair are make it easier to get these jobs.
Employers usually require applicants to demonstrate mechanical ability.
They do this through their work experience or by scoring well on mechanical aptitude tests. Electronic parts are becoming more common in vending machines. Because of this, employers often prefer applicants to have some training in electronics. Advanced machines rely on electronics and microchip computers. These machines have features, such as multilevel pricing, inventory control, and scrolling messages.