San Mateo

Wastewater Treatment Plant Operator III

Public Works
San Francisco/Peninsula
Until filled or until 100 applicants
$7,572.00-$8,638.00 Monthly

Please review the special instructions before applying for this job opportunity.


2050 Detroit Dive San Mateo, 94404


This job opportunity is Open until Filled.

First application review scheduled for

November 17, 2017.

Reviews are performed periodically thereafter.


The Position

The City of San Mateo is building a cross-functional team tasked with upgrading the City’s 15.7-MGD conventional activated sludge plant with new liquids treatment process facilities, including headworks, primary treatment, five-stage biological nutrient removal/membrane bioreactor (BNR/MBR) process, biological and chemically enhanced treatment (BioCET) process, and other general plant upgrades, including odor control to serve the new facilities. A key player on this team is the Wastewater Treatment Plant Operator III.

The Wastewater Treatment Plant Operator III will be responsible for supporting and executing efforts to guide, develop and mentor staff on an assigned shift, act in a supervisory capacity in the absence of the Shift Supervisor, and is the lead in getting both scheduled and unscheduled work activity completed.  The iedal candidate for this position would be a recognized journey-level wastewater professional, or those who have prepared themselves and are ready for the challenge to become a journey-level wastewater professional and who are desiring to be challenged by the overall effectiveness and efficiency goals placed upon the facility by City leadership.

This position requires shift work, nights, weekends, holidays with on-call emergency response 24 hours per day. However, along with this challenge is the benefit of working a 12-hour shift that results in a very favorable work/life balance and requires the minimum commuting days as compared to other standard 8-hours shifts.

The Department

The Public Works Department is comprised of the Engineering and Facilities Services Division, and the Environmental Services Division.  Each division is led by a Deputy Director reporting to the Director of Public Works.  The department is responsible for the City's major capital projects and infrastructure including streets, street lights, traffic signals, publicly owned parking lots and garages, sewer and storm conveyance systems, wastewater treatment plant, pump stations, a major lagoon, and dams and levees.

The Department also has responsibility for the Wastewater Treatment Plant that handles all sewage treatment and disposal of treated water and sludge.

The Wastewater Treatment Plant (WWTP) is a 15.7 MGD sub-regional facility that serves a population of more than 140,000 with an annual operating budget in excess of $10 million and has a staff of 28 professional and technical personnel.

The Duties

Depending upon assignment, duties may include, but are not limited to the following.

  • Operate wastewater treatment facilities to control flow and processing of wastewater, sludge and effluent; monitor gauges, meters and control panels; observe variation in operating conditions, interpreting meter and gauge readings and test results to determine processing requirements.
  • Operate valves and gates; start and stop pumps, engines and electric motors to control and adjust flow and treatment processes; operate and maintain boilers; perform routine maintenance work on valves, tanks, related equipment and facilities.
  • Maintain the Plant operations shift logbook.
  • Act as and perform the duties of the Designated Operator-in-Charge as needed in accordance with State regulations.
  • Operate treatment plant vehicles and stationary machinery as required.
  • Foster and maintain good working relationships with those contacted in the course of work.
  • Assist in the requisition and purchases of supplies and materials.
  • Supervise and train less experienced Operators on assigned shift.

Ideal Candidate

What You Bring

Any combination of experience and training that would likely provide the required knowledge skill and abilities is qualifying.  A typical way to obtain the knowledge and abilities would be: Training and Experience

Equivalent to the completion of the twelfth grade.

Three years of progressively responsible experience in the operation of a wastewater treatment plant.

Posession of a valid Grade III WWTP Operator Certificate issued by the State of California.

Ability to obtain Grade IV WWTP Operator Certificate within one year of appointment.

What You Need

  • Principles and practices necessary in the operation of a wastewater treatment plant including the operation and maintenance of wastewater plant machinery.
  • Hazardous gases associated with treatment of wastewater.
  • Safe work practices with high pressure piping, vessels, gases, steam, corrosive liquids, electricity and chemicals.
  • Wastewater plant operator policies and procedures.


Salary range:  $7,352 - $8,387 month

  • CalPERS Retirement with 3 year average final compensation: 
    • “Classic” members  2% @ 55 with 7.5% contribution paid by employee
    • New” PEPRA members  2% @ 62  with 6.25% contribution paid by employee. 
  • Social Security and State Disability benefits
  • Medical insurance with a choice of several different plans; City-paid individual coverage of 100%, OR family coverage up to 90% of the Kaiser family plan (prorated/work hours) OR $160 per month if waived 
  • City-paid premiums for Dental, Vision, and Life Insurance
  • 12 sick days annually per hours worked, 11-25 days annual vacation, depending on length of service
  • 13 days paid holidays per year (includes 3 floating days)
  • Deferred Compensation, Free Fitness classes through City of San Mateo Parks and Recreation programs, Credit Union at City Hall, Employee Assistance,
  • Bilingual differential of $195 per month (if applicable)
  • This classification falls within an employee bargaining unit, employees of which may elect to join or pay an equivalent service fee

HIRING REFERRAL BONUS: Candidates hired from this recruitment will receive a signing bonus of $1,500.00 upon successful completion of probation. If an eligible merit City employee refers a candidate who is subsequently hired from this recruitment, he/she shall receive a $1,500.00 referral award in accordance with the City’s Targeted Recruitment Program Policy. The candidate must note the referring employee’s name on the City’s official employment application at the time he/ she submits it.


Special Instructions

A Supplemental Questionnaire is required and résumé which is strongly encouraged.  This application will be considered incomplete and not accepted if the packet is not complete.


This job opportunity is Open until Filled.

First application review scheduled for

November 17, 2017.

Reviews are performed periodically thereafter.



The Examination and Selection Process

All applications, résumés (required) and supplemental questionnaires received will be reviewed for minimum qualifications. Those applications identified as meeting the minimum qualifications will be rated by Subject Matter Experts using a Training and Experience (T&E) examination process.


An eligible list will be established for those who pass the Training and Experience (T & E ) examination process. Current and future vacancies may be filled from this list. The list will remain in effect for at least 6 months unless exhausted sooner.


NOTE: The City of San Mateo reserves the right, at its discretion, to limit the number of qualified candidates invited to the examination process.



Recruitment Contact

Contact phone: