Directly supervise and coordinate the activities of mechanics, installers, and repairers.
Lubricate machinery, change parts, or perform other routine machinery maintenance.
Perform work involving the skills of two or more maintenance or craft occupations to keep machines, mechanical equipment, or the structure of an establishment in repair. Duties may involve pipe fitting; boiler making; insulating; welding; machining; carpentry; repairing electrical or mechanical equipment; installing, aligning, and balancing new equipment; and repairing buildings, floors, or stairs.