General maintenance mechanics or maintenance technicians, or building engineers repair and maintain machines, mechanical equipment, and buildings. They also work on plumbing, electrical, and other building controls.
General maintenance mechanics may also perform minor construction work and provide routine preventive maintenance to keep the physical structures of the building in good condition. You may also be called on to maintain and repair specialized equipment and machinery found in different areas. To be a general maintenance mechanic, you need to have a mechanical drawing metal shop, electrical shop, woodworking, blueprint reading, general science, and applied mathematics. You may also need to know how to use computer hardware and software.
The minimum education level you need to be a general maintenance mechanic is a high school diploma or a GED. You can work up the ladder to be a supervisor, and then you will make more. As it is, the salary is about $25,000 to $75,000 a year.