as required. Work is performed under the moderate supervision of the Chief Wastewater Treatment Plant Operator. This is medium work... AND CONDITIONS OF WORK Performs semiskilled work in the operation of a wastewater treatment plant; does related work...
AND CONDITIONS OF WORK Performs difficult professional work managing duties for water and wastewater treatment plant projects..., permitting, bidding, and construction phase services for water and wastewater treatment plant improvement projects as well...
, and mechanical equipment in a water or wastewater treatment plant and related facilities; does related work as required. Work... characteristics and maintenance requirements of a water or wastewater treatment plant; thorough knowledge of hydraulic, chemical...