Performs minor, routine and preventive maintenance to include operating, cleaning, inspecting, adjusting, tightening, replacing, lubricating, reporting problems, etc., on electrical and mechanical equipment, plumbing systems and fixtures, and building structures and furnishings. Performs minor, routine and preventive maintenance including operating, cleaning, inspecting, adjusting, tightening, replacing, lubricating, reporting problems, etc., on electrical and mechanical equipment, plumbing systems and fixtures, and building structures and furnishings.