Maintenance Machinist

Maintenance Machinist - Water Supply & Treatment Division, SFPUC (7332) (Temporary Provisional). Full-time position. Job Code and Title: 7332-Maintenance Machinist. Fill Type: Permanent Civil Service. Application Opening: October 20, 2025. Application Filing Deadline: November 7, 2025. Recruitment ID: RTF0161109-01120276.

Type of appointment: PROVISIONAL (TPV). This is not a permanent appointment. A provisional appointee must participate and be successful in a Civil Service examination for this classification and be selected through an open competitive process in order to be considered for permanent appointment. Provisional appointments may not exceed three (3) years.

• Under general direction, the Maintenance Machinist performs preventative and emergency maintenance and repair of a variety of heavy and light equipment, related systems and components.
• Sets up and operates a variety of machine tools, stationary as well as portable manual machine tools and Computer Numeric Control (CNC) machine tools such as mills, lathes, drills, saws, etc.
• Rebuilds, refinishes, modifies, and/or fabricates replacement parts for pumps, generators, cranes, parking meters, transit vehicles/railway coaches and railway cars, fire alarm boxes, compressors, dredges, pipeline components, barges, ferry terminals and their components.
• Maintains and repairs a variety of instruments and mechanical equipment, including valves, castings, and various metal parts.
• Diagnoses, installs, inspects and tests machinery, parts and equipment.
• Reads and interprets schematic drawings, blueprints, and plans.
• Prepares and maintains records and forms documenting work performed.
• Dismantles and assembles light and heavy machines and/or equipment.
• Manufactures/fabricates parts based on samples.
• Performs other related duties and responsibilities.

Minimum qualifications: Completion of a recognized four (4) year Machinist's apprenticeship program and two (2) years of full-time verifiable experience as a journey-level Maintenance Machinist performing duties equivalent to Job Code 7332 Maintenance Machinist (with primary responsibility in maintenance/repair and machine tool operations) OR a combination of trade-related training (certificate program or military training program) and full-time verifiable experience as a journey-level Maintenance Machinist performing duties equivalent to Job Code 7332 Maintenance Machinist (with primary responsibility in maintenance/repair and machine tool operations) totaling six (6) years.

Notes on experience: A. Trade-related training refers to programs such as machine tool technology program. B. Experience solely as a Computer Numerical Control (CNC) Machinist, Numerical Control (NC) Machinist or Machine Operator (without Manual Maintenance Machinist experience) will not be considered as qualifying.

License and Certification: Possession and maintenance of a valid Class C California driver license.

Substitution: Completion of a CA Division of Apprenticeship Standards recognized Maintenance Machinist apprenticeship program as evidenced by issuance of a Certificate of Completion will substitute for the six (6) years combined work experience.

Desirable Qualifications: The stated desirable qualifications may be considered at the end of the selection process when candidates are referred for hiring.

• Experience with the inspection, removal, repair, rebuild, installation, and maintenance of positive displacement pumps of various types and sizes (e.g., chemical feed pumps, water lifting pumps).
• Experience with the inspection, installation, machining, and removal of various types of valves and valve components used in water distribution pipeline systems (valve sizes from 2" to 108").
• Experience with the inspection, removal, repair, rebuild, installation, and maintenance of valve actuators and actuator systems.

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

Note: Falsifying 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.

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

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 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. A positive result may restrict hire in safety-sensitive positions for six months.

Applications for City and County of San Francisco jobs are accepted online. Visit the SF City & County Careers site and begin the application process.

• Click the Im Interested button and follow instructions on the screen.

Applicants may be contacted by email about this recruitment. Ensure that your registered email address is accurate and updated, and that CCSF mail is not blocked by spam filters. Allowlist the following domains if needed: @sfgov.org, @sfdpw.org, @sfport.com, @flysfo.com, @sfwater.org, @sfdph.org, @sfmta.com, @ccsf.edu, @smartrecruiters.com, among others.

Job Analyst Information: For questions regarding this recruitment or application process, please contact the job analyst, Anna Owens, at aowens@sfwater.org.

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