Stationary Engineer, Water Treatment Plant (7341) - Citywide - (U00047)

THIS IS A CITYWIDE EXAM Application Opening:  July 24, 2026 Application Filing Deadline:  Application filing will be open at least through August 14, 2026 (PDT), and will close any time thereafter Recruitment ID:  CBT-7341-U00047 / REF60021O San Francisco is a vibrant and dynamic city, on the forefront of economic growth & innovation, urban development, arts & entertainment, as well as social issues & change. This rich tapestry of culture and ideas is sustained by our City's commitment to heighten the quality of life for the diverse population of San Franciscans and residents of the greater Bay Area. Our employees play an important role not only in making our City what it is today, but also in shaping the future of San Francisco. pathogens  ABOUT THE WATER ENTERPRISE The Water Enterprise of the City and County of San Francisco manage our complex regional water supply system featuring reservoirs, tunnels, pipelines, and treatment plants. We serve 2. 7 million Bay Area residential, commercial, and industrial customers with high-quality, great tasting water every day. Our protected watersheds in Tuolumne, Alameda, and San Mateo counties ensure that we deliver safe, reliable water throughout our service area. We are proud to operate one of the most environmentally sustainable systems in the country. About the Position:  The Water Treatment Plant Stationary Engineer operates, maintains, and repairs a wide variety of complex machinery and equipment in a water treatment plant, water distribution system, and/or related facility. The ideal candidate will possess knowledge of the operation and maintenance requirements for a wide variety of water treatment plant/distribution system facilities machinery and equipment, and the tools and equipment necessary for their proper operation, maintenance, and repair. The candidate will have the ability to comprehend orders and communicate clearly in person, by telephone and by radio, will be able to read and comprehend procedures, policies, plan drawings, gauges, meters, populate and maintain records and logs, and develop write-ups for log entries, memos, and related job reports. Essential duties and responsibilities include but are not limited to: 1. Operates and maintains a wide variety of chemical feed equipment, pumping, heating, ventilating, air conditioning, refrigeration, process machinery and radiators. May be required to operate Computerized Building Management Systems or Supervisory Control Data Acquisition (SCADA) systems. 2. Repairs automatic and manually controlled distribution and water treatment equipment including pumps, motors, boilers, compressors, alarm systems, residual chemical analyzers, chemical feeders and filters; may also be responsible for operating a water treatment and distribution facility in a safe and efficient manner without direct supervision. 3. Inspects and tests machinery and equipment including fire prevention equipment for safe, efficient and proper operation by visual and audio inspection during walk-throughs. 4. Makes entries and keeps records on shift operations. Collects, compiles and prepares water quality and operational reports by taking and entering meter and gauge readings, water and laboratory analysis readings and temperatures accurately in writing on operating log sheets. 5. Receives, records and stores large amounts of treatment chemicals and may handle hazardous chemicals such as ozone, fluoride, caustic soda and chlorine in confined or enclosed areas, and must be capable of safely and properly handling chemical spills; may include handling and treatment of hazardous waste. 6. Performs control tests and conducts water quality analysis during all phases of treatment. Includes pH, alkalinity, turbidity, saturation index, flocculation factors, conductivity, chlorine demand, caustic soda, chlorine, fluoride, ozone residuals, taste, odor and color. Calculates and maintains required disinfecting requirements. 7. Communicates verbally with craft, support and supervisory personnel. 8. Responsible for keys, 2-way radios and monitoring plant and buildings and grounds, including public safety. Minimum Qualifications:  Minimum qualifications (MQ) reflect the lowest level of acceptable education and/or experience required of an individual such that the individual reasonably could be expected to satisfactorily perform the duties of the position.  Candidates must meet all the requirements established by the MQs to be considered for the position.  Education : Completion of a State or Federally recognized four-year Stationary Engineer apprenticeship program; AND License and Certification: Possession of a current valid Grade II Water Treatment Operator Certificate issued by the State of California. Possession of a current valid California Driver License. Substitution: Any of the following may substitute for the required education: Four (4) years journey-level Operator and/or Stationary Engineer experience in the maintenance, repair and operation of a variety of mechanical and electrical pumping and related plant machinery of a water or wastewater treatment plant. Four (4) years journey-level experience as a Marine Engineer performing duties in the areas of maintenance, repair and operation of a variety of mechanical and electrical pumping and related machinery. Graduation from a recognized four-year Maritime Academy with a degree in Engineering or Technology. Note:  One year of full-time employment is equivalent to 2000 hours. (2000 hours of qualifying work experience is based on a 40-hour work week.)  Note: Positions located at the City Distribution Division will require possession of a current valid Grade II (or higher) Water Distribution Operator Certificate issued by the State of California upon appointment. Positions located at the City Distribution Division will require incumbents to obtain and successfully maintain a Grade III Water Distribution Operator Certificate issued by the St