Performs more routine work in preventive and breakdown maintenance for pumps, mixers, motors, valves, meters, water and wastewater lines, instrumentation, and other related devices of assigned facilities with direct supervision; monitors, reviews, and inspects utility lines with the proper equipment; maintains inspection equipment; participates in housekeeping duties, grounds and building maintenance; performs troubleshooting, repair and replacement duties for electrical and mechanical breakdowns. Performs more routine work in preventive and breakdown maintenance for pumps, mixers, motors, valves, meters, water and wastewater lines, instrumentation, and other related devices of assigned facilities with direct supervision; monitors, reviews, and inspects utility lines with the proper equipment; maintains inspection equipment; participates in housekeeping duties, grounds and building maintenance; performs troubleshooting, repair and replacement duties for electrical and mechanical breakdowns.