Performs responsible semiskilled work assisting in the operation and maintenance of wastewater treatment plant equipment on an assigned shift; does related work as required. Work is performed under immediate supervision. There are four levels in this position, the following is the hiring ranges based on experience: Wastewater Plant Operator (Class IV): $25.26/hour to $34.74/hour Wastewater Plant Operator (Class III): $27.03/hour to $37.17/hour Wastewater Plant Operator (Class II): $28.93/hour to $39.78/hour Wastewater Plant Operator (Class I): $30.96/hour to $42.57/hour The full range for each level to provide opportunity for growth and development: Wastewater Plant Operator (Class IV): $25.26/hour to $44.21/hour Wastewater Plant Operator (Class III): $27.03/hour to $47.31/hour Wastewater Plant Operator (Class II): $28.93/hour to $50.63/hour Wastewater Plant Operator (Class I): $30.96/hour to $54.18/hour Assists in the operation and maintenance of the wastewater treatment plant Performs regular inspections of plant and equipment to monitor performance Monitors and records readings from meters, gauges, and instruments Regulates and adjusts motors, pumps, compressors, grinders, blowers, valves, and other apparatus to meet changing operating conditions Operates and maintains a sludge dewatering centrifuge and related equipment Regulates and adjusts solids dewatering equipment to ensure proper functioning and performance Conducts laboratory analyses of raw and treated samples Inspects plant buildings and equipment, notes need for maintenance and repair work Consults with superiors on unusual operating problems or the need for major repairs to equipment Cleans and clears catch basins, troughs, and other components Prepares and maintains records and reports Performs general building and grounds maintenance work Performs related tasks as required Some knowledge of the operating characteristics and maintenance requirements of the wastewater treatment equipment in the plant including solids waste handling systems Some knowledge of the occupational hazards of work and of necessary safety precautions Ability to understand and follow moderately complex oral and written instructions Ability to read meters and charts accurately and to maintain records of shift operations Ability to respond to plant emergencies or system alarms outside of regular work hours High school diploma or GED required. Experience in wastewater treatment operations, plant maintenance, or laboratory analysis preferred.