Records and maintains operational and laboratory data including the performance of a variety of chemical testing including but not limited to pH, chlorine residual, alkalinity, conductivity and orthophosphate, and determines needed adjustments based on results; collects water samples as required by regulatory agencies including assorted chlorine residual, chemical and bacteriological samples as needed; follows up and coordinates with lab on test results. Knowledge of water chemistry, sampling and both chemical and biological analytical methods in determining water quality and treatment requirements; mechanical maintenance, plumbing and basic electrical work related to pumps, instrumentation, valves, piping, meters, and other water-related equipment and processes; Environmental Protection Agency, federal and state laws and regulations that apply to the operation of a Waterworks; analytical techniques and methods including water treatment and processes preferred.