Physical Demands: Sufficient clarity of speech and hearing or other communication capabilities, with or without reasonable accommodation, which permits the employee to discern verbal instructions, communication with other employees and the public, and discern warning or emergency alarms, including vehicle backup warnings; Sufficient vision or other powers of observation, with or without reasonable accommodation, which permits the employee to comprehend written work instructions and work orders; read gauges and other indicators; perform laboratory tests; and operate varied job-related equipment; Sufficient manual dexterity with or without reasonable accommodation, which permits the employee to operate a variety of power and hand tools and to make adjustments to equipment; Sufficient strength to lift objects up to 100 pounds frequently. Duties may include, but are not limited to the following: Regularly checks the operation of all equipment for proper functioning as part of the preventative maintenance program; takes action, as appropriate, to extend the operating life of all plant equipment; starts and regulates the operation of electric motors, pumps and valves which control the flow of sewage or sludge.