7343 Senior Stationary Engineer, Water Treatment Plant

Recruitment #PBT-7343-105122




This recruitment has been re-issued to reflect changes on the selection procedures section and to expand the applicant pool.

No need to re-apply if you have already submitted an application for this examination.

This is a Position-Based Test conducted in accordance with Civil Service Rule 111A.


Who are we?
San Francisco Public Utilities Commission (SFPUC)

Headquartered in San Francisco, we have 2,300 employees working in seven counties with a combined annual operating budget of over $900 million.


Our Mission: To provide our customers with high quality, efficient, and reliable water, power, and wastewater services in a manner that values environmental and community interests and sustains the resources entrusted to our care.

Our Vision: We are an innovative utility leader, recognized for excellent results in service, safety, stewardship, and inclusiveness.

We are an award-winning and industry-leading utilities organization committed to our customers, community interests, and the environment. To learn more about our organization, please visit our website at www.sfwater.org

We are proud of our infrastructure and programs, but most importantly, we value our highly qualified and dedicated workforce which ensures that this vision becomes a reality. As you explore career opportunities with us, download our career guide and learn about what you can expect during the hiring process.


Under general direction and during a shift, the Senior Stationary Engineer, Water Treatment Plant supervises and participates in the operation, maintenance and repair activities of a wide variety of complex machinery and equipment in a water filtration plant, pump station or related facility; helps develop training plans and procedures, and as necessary acts as Chief Plant Operator. The 7343 Senior Stationary Engineer, Water Treatment Plant exercises good judgment in the performance of duties and it is first line supervisor to class 7341.

Work may include physical effort in climbing ladders (up to 16 foot) to inspect projects; confined space entry, including tight crawl spaces and working in remote areas, and use a respirator.  Works in an industrial, physically restrictive, and hazardous environment.  Must be able to audit alarm screens and identify four levels of audible alarms; must be able to identify leaks by smell. May be required to work weekends, shifts and overtime.

Essential functions:

  • On assigned shift, supervises staff performing activities related to the safe and efficient operation of water treatment and water distribution facilities; carries out and explains established plant operations, methods and procedures; operates and maintains a wide variety of chemical feed equipment, pumping, heating, ventilating, air conditioning, refrigeration and process machinery and equipment in a large, complex facility to ensure the safe and efficient functioning of the facility and equipment; operates Supervisory Control and Data Acquisition (SCADA) and/or Computerized Building Management Systems.
  • Trains and instructs assigned staff in the safe and efficient operation, maintenance and repair of plant machinery, equipment and systems in a large, complex facility, by providing instructions and ensuring staff is trained to perform duties in a safe and proper manner, and to ensure efficient use of all resources such as manpower, tools, parts and materials; coordinate specialized training such as hazardous materials/waste programs, first aid, CPR, life support and safety care, and self-contained breading apparatus (SCBA).
  • Inspects and tests machinery and equipment including fire prevention equipment for safe, efficient and proper operation by visual and audio inspection during walk-through and by monitoring machinery as needed during an assigned shift.
  • Orders supplies, parts, equipment and services necessary for the operation and maintenance activities of a large, complex facility; may enter work orders for crafts, set up term purchase agreements, and may prepare preliminary budget data.
  • Receives, records, and stores large amounts of treatment chemicals and may handle hazardous materials and waste such as, ozone, fluoride, caustic soda and chlorine in confined or enclosed areas, and must be capable of safely and properly handling chemical spills; also may include handling and treatment of hazardous materials and waste.
  • Performs control tests on water samples to determine chlorine, ammonia, and fluoride residual, pH, alkalinity, turbidity, color, saturation index and flocculation factors; also conducts water analysis and regulates treatment chemical dosages to maintain water quality in a water treatment plant, water distribution system, or other large complex facility.
  • Communicates verbally and in writing with supervisor(s), craft, and support personnel.
  • May be responsible for, ID badges, keys, 2-way radios and security (in the absence of Security Personnel), in order to ensure the security of plant and buildings and grounds, including public safety.
  • Responds to a wide variety of emergency calls from various locations and maintains appropriate records. 

Class 7343 Senior Stationary Engineer, Water Treatment Plant performs other related duties as required.


Equal Employment Opportunity:  The City and County of San Francisco encourages women, minorities and persons with disabilities to apply. Applicants will be considered regardless of their sex, race, age, religion, color, national origin, ancestry, physical disability, mental disability, medical condition (associated with cancer, a history of cancer, or genetic characteristics), HIV/AIDS status, genetic information, marital status, sexual orientation, gender, gender identity, gender expression, military and veteran status, or other protected category under the law.

Minimum Qualifications

If you are interested in a job like this, we are looking for people that have the following:

1a. Five (5) years verifiable journey-level Stationary Engineer and/or Operator experience in the operation, maintenance, repair of a variety of mechanical electrical, pumping, and related machinery of a water or wastewater treatment plant, three (3) years of which must be in a surface water treatment/distribution plant; OR

1b. Completion of a recognized four-year Stationary Engineer apprentice program, plus one (1) year journey level experience in a Water Treatment and/or Water Distribution Plant; AND

2a. Possession of a current valid Grade IV California Water Treatment Plant Operator Certificate; OR

2b. Possession of a current valid Grade III California Water Distribution Plant Operator Certification;

3. Possession of a current valid Class C driver's license.

For positions at the Water Treatment Plant, applicants who currently possess a Grade III California Water Treatment Plant Operator Certificate may participate in the examination but will remain under waiver of appointment on the eligible list until proof of Grade IV California Water Treatment Plant Operator Certificate is submitted.

Upon appointment to Class 7343 employees may be required to take a state mandated respirator and self-contained breathing apparatus (SCBA) medical examination (renewed annually) and be clean shaven for respirator and self-contained breathing apparatus use. Employees may be required to pass CPR training annually and first-aid training tri-annually.

Special Conditions: Positions at City Distribution Division require possession of both of the following: a current valid Grade II or Higher California Water Treatment Plant Operator Certificate, AND a current valid Grade III California Water Distribution Plant Operator Certificate.

Applicants must meet the minimum qualification requirement by the final filing date unless otherwise noted.


Applicants may be required to submit verification of qualifying education and experience at any point during the recruitment and selection process.

Note: Falsifying one’s education, training, or work experience or attempted deception on the application may result in disqualification for this and future job opportunities with the City and County of San Francisco.

If education verification is required, information on how to verify education requirements, including verifying foreign education credits or degree equivalency, can be found at http://sfdhr.org/index.aspx?page=456.

Verification of required work experience typically must be on the employer’s letterhead, and must include the applicant’s name, job title, description of job duties, dates of employment, hours per week, and signature of the employer, supervisor, or appropriate representative. 

Employees of the City and County of San Francisco may submit performance evaluations showing duties performed to verify qualifying City experience. City employees will receive credit for the duties of the class to which appointed. Credit for experience obtained outside of the employee's class will be allowed only if recorded in accordance with the provisions of Civil Service Commission Rules. CCSF employees will not receive credit for experience obtained outside of their classification unless recorded in accordance with the provisions of the Civil Service Rule 110.9.1/111A.11.2. 

Experience claimed in self-employment will only be accepted if supported by documents verifying income, earnings, business license and experience comparable to minimum qualifications above. Copies of income tax papers or other documents listing occupation and total earnings must be submitted.     

Verification of required valid licensure/certification typically must be a photocopy of the license/certificate including the name of the issuing agency as well as the name of the license/certificate holder, license/certificate number, and expiration date.

How To Apply

Applications for City and County of San Francisco jobs are only accepted through an online process. Visit www.jobaps.com/sf to register an account (if you have not already done so) and begin the application process.

- Select the desired job announcement
- Select “Apply” and read and acknowledge the information
- Select either “I am a New User” if you have not previously registered, or “I have Registered Previously”
Follow instructions on the screen

We communicate by email

You may be contacted by email about this announcement and, therefore, it is your responsibility to ensure that your registered email address is accurate and kept up-to-date.  Also, you must ensure that email from CCSF is not blocked on your computer by a spam filter.  To prevent blocking, you should set up your email to accept CCSF mail from the following addresses: @sfgov.org, @sfdpw.org, @sfport.com, @flysfo.com, @sfwater.org, @sfdph.org, @asianart.org, @sfmta.com, @sfpl.org, @dcyf.org, @first5sf.org, @famsf.org, @ccsf.edu. You will receive a confirmation email that your online application has been received in response to every announcement for which you apply.  You should retain the confirmation email for your records.  Failure to receive the email means that the online application was not submitted or received.

Word of advice

All work experience, education, training and other information substantiating how you meet the minimum qualifications must be included on your application by the filing deadline.  Information submitted after the filing deadline will not be considered in determining whether you meet the minimum qualifications.

Applications completed improperly may be cause for ineligibility, disqualification or may lead to lower scores.

Have questions about the application process?

If you have any questions regarding this recruitment or application process, please contact the exam analyst, Ana Valdes, by email at aborjavaldes@sfwater.org.

Selection Procedures

Minimum Qualifications Supplemental Questionnaire (MQSQ) - (Weight: Qualifying)

Applicants will be prompted to complete a Supplemental Questionnaire as part of the online application process. All applicants must complete the Supplemental Questionnaire and it must be submitted with the application by the final filing deadline. The information provided on the Supplemental Questionnaire must be consistent with the information on the application and is subject to verification. Applicant responses to the Supplemental Questionnaire will be used to assist in determining if applicants meet the minimum qualifications for the position.


Written- Multiple Choice Examination (Weight 100%) 

Candidates deemed qualified and admitted to the examination process will be administered a written multiple-choice test designed to measure knowledge, skills and/or abilities in job-related areas which may include but not be limited to: Knowledge of water treatment and water distribution operations; knowledge of heating, ventilating, and air conditioning systems; knowledge of pumps and compressors; knowledge of equipment control devices; knowledge of shop practices and safety requirements. This is a standardized examination and, therefore, test questions and answers are not available for public inspection or review.


Qualified candidates will be notified of the exact date, time and location of the examination.


A passing score must be achieved on the Written-Multiple Choice Examination in order to continue in the selection process and be placed on the eligible list.


Certification Rule: The certification rule for the ranked eligible list / score report resulting from this examination will be Rule of Three Scores. The department may administer additional position-specific selection procedures to make final hiring decisions.


Eligible List / Score Report: A confidential eligible list of applicant names that have passed the civil service examination process will be created and used for certification purposes only. An examination score report will be established, so applicants can view the ranks, final scores and number of eligible candidates. Applicant information, including names of applicants on the eligible list, shall not be made public unless required by law. However, an eligible list shall be made available for public inspection, upon request, once the eligible list is exhausted or expired and referrals resolved. The eligible list/score report resulting from this civil service examination process is subject to change after adoption (e.g., as a result of appeals), as directed by the Human Resources Director or the Civil Service Commission. 

The duration of the eligible list resulting from this examination process will be 6 months and may be extended with the approval of the Human Resources Director.


Upon approval of the Human Resource Director (see Civil Service Rule 111A.26.5), the eligible list/score report resulting from this announcement may be used by other departments that also use this classification or a similar classification. To find other Departments which use this classification, please see https://sfdhr.org/sites/default/files/documents/ASO-Level-Chart.pdf?documentID=21246

Conviction History

As a selected candidate for a job, you will be fingerprinted, and your fingerprints will be sent to the California Department of Justice (DOJ) and the Federal Bureau of Investigation (FBI). The resulting report of your conviction history (if any) will be used to determine whether the nature of your conviction (or arrest, in limited circumstances) conflicts with the specific duties and responsibilities of the job for which you are a selected candidate. If a conflict exists, you will be asked to present any evidence of rehabilitation that may mitigate the conflict, except when federal or state regulations bar employment in specific circumstances, such as:

  • Candidates for positions with the Unified School District and the Community College District may be disqualified from consideration should their conviction history not meet the standards established under the California Education Code.
  • Candidates for positions with the Recreation and Park Department may be disqualified from consideration should their conviction history not meet the standards established under California Public Resources Code 5164.

Having a conviction history does not automatically preclude you from a job with the City.

If you are a selected candidate, the hiring department will contact you to schedule a fingerprinting appointment.

Disaster Service Workers

All City and County of San Francisco employees are designated Disaster Service Workers through state and local law (California Government Code Section 3100-3109). Employment with the City requires the affirmation of a loyalty oath to this effect. Employees are required to complete all Disaster Service Worker-related training as assigned, and to return to work as ordered in the event of an emergency.


Applicants must be guided solely by the provisions of this announcement including requirements, time periods, and other particulars, except when superseded by federal, state, or local laws, rules, or regulations. Clerical errors may be corrected by posting the correction on the Department of Human Resources website at 
www.jobaps.com/sf  The terms of this announcement may be appealed under Civil Service Rule 111A.35.1. The standard for the review of such appeals is ‘abuse of discretion’ or ‘no rational basis’ for establishing the position description, the minimum qualifications and/or the certification rule. Appeals must include a written statement of the item(s) being contested and the specific reason(s) why the cited item(s) constitute(s) abuse of discretion by the Human Resources Director. Appeals must be submitted directly to the Executive Officer of the Civil Service Commission within five business days of the announcement issuance date.

Applicants with disabilities who meet the minimum eligibility requirements for this job announcement can find information on requesting a reasonable ADA Accommodation at:
Veteran’s Preference documentation must be submitted at the time of filing to be considered. Information regarding requests for Veterans Preference can be found at:
Seniority Credit in Promotional Exams: Information regarding seniority credit can be found at: 

General Information concerning City and County of San Francisco Employment Policies and Procedures:
Terms of Announcement:
Copies of Application Documents:
Right to Work:
Driver's License requirement:

DRUG TESTING REQUIREMENT: Applicants for positions in this classification who are not currently employed by the City and County of San Francisco in a safety-sensitive position represented by Local 39, are required to pass pre-employment drug and alcohol testing. All employees in this classification may also be subject to drug and alcohol testing upon reasonable suspicion or after a work-related accident. Applicants with a positive result from a pre-employment drug test will be restricted from hire in safety-sensitive positions for six-months after the date of the positive test.

Exam Type: Combined, Promotive and Entrance

Issued: June 10, 2020

Amended: June 12, 2020 to add special condition language for positions at City Distribution Division, under the minimum qualifications section
Re-Issued: June 26, 2020 to broaden applicant pool
Amended: July 15, 2020 to reflect changes made to the selection procedures section
Re-issued: August 5, 2020 to reflect changes made to the selection procedures section and to broaden applicant pool

Micki Callahan, Human Resources Director
Department of Human Resources
Recruitment ID: PBT-7343-105122


All employees hired on or after January 10, 2009 will be required (pursuant to San Francisco Charter Section A8.432) to contribute 2% of pre-tax compensation to fund retiree healthcare. In addition, most employees are required to make a member contribution towards retirement, ranging from 7.5%-13.25% of compensation. For more information on these provisions, please contact the personnel office of the hiring agency.

For more information about benefits, please click here.


Click on a link below to apply for this position:

Fill out the Supplemental Questionnaire and Application NOW using the Internet.
View and print the Supplemental Questionnaire. This recruitment requires completion of a supplemental questionnaire. You may view and print the supplemental questionnaire here.

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