Please see attached job description for full details of each position. ESSENTIAL JOB FUNCTIONS. Operates or checks the operation of all plant equipment at a main water treatment plant. (i.e., pumps, valves, electric motors, filters, etc.). Routes flow of water at treatment plant. Regulates and helps maintain records of flow, tank level, chemical feed rates, etc., between various stages of treatment. Reads meters and gauges. Performs tests of wate...