They also spend much time doing preventative maintenance. This includes keeping machines well oiled and greased, and periodically cleaning parts. The mechanic regularly inspects machinery and checks performance.
Most workers acquire thier skills informally by beginning as helpers.
Employers prefer a high school or area vocational school graduate with courses in mechanical drawing, industrial arts, electricity and electronics, heavy duty equipment mechanic, machine shop, and welding. Several community colleges and proprietary schools offer certificates or diplomas in machine operations, machine shop, machine tool, and machine tool operation.