Duties: Under the supervision of Buildings & Grounds supervisor of the school facilities and energy conservation management; under supervision of an employee of higher grade, inspects buildings and/or grounds for safety, security, cleanliness and fire hazards and to determine and report the need for maintenance and repair; maintains, adjusts, and performs preventive maintenance on the heating, ventilating, and grounds; opens and/or secures buildings; determines the amount of supplies to be kept on hand; requisitions and issues supplies and/or takes inventory of supplies, accepts delivery of sorts and stores supplies and/or equipment and inspects storage areas for proper placement; orders fuel and checks delivery; evaluates and tests the performance of custodial products and outside services; contacts police and fire departments in emergency situations; checks fluid in batteries of emergency lighting equipment; sets up furniture and equipment; replaces light bulbs and fuses; replenishes rest room supplies, collects and disposes of building trash; sweeps, mops, waxes and/or seals floors, and maintains carpets, washes walls, furniture, windows and equipment, and brass; cleans and/or lubricates tools and equipment; cuts grass and rakes leaves; shovels snow and/or sand, and salts building grounds, catch basins, overpasses, etc. operates or uses hand tools and cleaning equipment; supervises directly or indirectly one or more custodians, handymen, maintenance workers or laborers; prepares work schedules and assigns work; provides in-service training and performs related duties as required.