Job Details

California Water Service
  • Position Number: 3074202
  • Location: San Mateo, CA
  • Position Type: Facilities Management

UW/Relief Certified Pump Operator

San Mateo, CA

Time Type
Full time

Job Requisition ID

California Water Service

Job Description:

The Utility Worker/Relief Certified Pump Operator (UW/RCPO) is scheduled to relieve the Certified Pump Operator (CPO) operates and maintains well, booster pumps, other production related equipment, and regulates other sources of water supply, either by direct or automatic controls (SCADA), in order to maintain distribution system storage, flow, and pressure levels. Operates and maintains water treatment and purification equipment; operates distribution and treatment valves; collects water samples from source supply, storage, and dedicated sampling locations; conducts field analysis of source and distribution system.

A UW/RCPO performs relief work under various field operations classifications.

In addition a UW/RCPO fulfills various aspects of maintenance operations. This includes, change, clean and replace meter, and meter boxes, assist to repair and perform maintenance on water mains, services lines, streets/sidewalks, and fire hydrants; clean and paint station/treatment plant equipment and appurtenances. This position is located in San Mateo, CA.


Operate wells, booster pumps, and regulate other sources of supply maintaining flows, storage levels, and optimal system pressure
Record production data, operational changes, electric use, and utilization of other sources of supply; chemical usage; change charts and maintain chart supplies
Complete production reports and related paperwork as necessary
Collect water samples for laboratory analysis and for reporting to interdepartmental and outside regulatory agencies
Diagnose and troubleshoot system failures; notify appropriate personnel when needed for repairs or further diagnostics
Operate distribution and treatment valves
Perform field analysis of water supply for chlorine content and other required field analysis; for example pH, temperature, and other various regulatory requirements; making appropriate adjustments for proper water treatment calibration to meet water regulatory requirements
Operate and perform maintenance and minor repairs to treatment, disinfection, and equipment
Perform minor maintenance and repairs to pumping equipment (such as lube lines, small sample taps, etc.)
Operational testing and basic inspections of all emergency standby power sources including portable and stationary generators, auxiliary, and portable boosters
Perform regular maintenance, inspection, and cleaning of facilities


Performs relief work under various field operations classifications
Change and replace 5/8" thru 1" size meters and meter box lids and covers
Clean out 5/8" through 1" size meter box
Assist to flush and perform maintenance on all necessary functions of mains, which includes operation system valves
Assist in setting, replacing, or removing 1-1/2" and 2" size meters
Notify for shutdowns
General maintenance of company's facilities
Collect water samples to a minor extent

Other Duties and Responsibilities:

Adjust or replace meter boxes as necessary.
Other duties as assigned.


A UW/RCPO must be able to effectively communicate with their supervisor, co-workers, and the public;
Have the ability to perform basic mathematic functions to calculate figures; have the ability to read and interpret documents such as safety rules, operation and maintenance instructions, procedure manuals, and ability to write routine reports and correspondence
Must possess a High School diploma or equivalent, a valid California Class C Driver's license, and be insurable under the Company's policy
A UW/RCPO must have a working knowledge of basic features of word processing programs (e.g., Microsoft Word) and electronic mail processing programs (e.g., Microsoft Outlook)
Employee must be able to work with supervision and respond appropriately to direction, feedback, evaluation, coaching, counseling, and/or discipline
The job entails an understanding and knowledge of water quality specifications for chlorine content, pH, water temperature, other essential water quality parameters, as well as National Pollutant Discharge Elimination Systems (NPDES)
California State Water Distribution Operator II certification is required
California State Water Treatment Operator II certification is required
Upon hire, must provide proof of COVID-19 vaccination status

Salary Range: $37.70 - $42.91
Deadline to submit resume is: Friday, May 27, 2022.

The Equal Opportunity Policy of the Company is based upon the philosophy that all people should be treated fairly and with dignity. California Water Service, Hawaii Water Service, New Mexico Water Serviceand Washington Water Servicedo not discriminate against any applicant or employee because of race, color, religion, sex, national origin, or any other protected class. The Company makes all employment decisions in a non-discriminatory manner. EOE, VET, DISABILITIES.

To apply:

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