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7335-Senior Stationary Engineer

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Senior Stationary Engineer

Job classification

TitleSenior Stationary Engineer
Overtime eligibility Covered (Non-Z) - Nonexempt
Labor agreement Stationary Engineers, Local 39
Effective dateMarch 02, 2017

Current compensation plan

Effective: Jan 06, 2024

See Historic and future compensation information for this class

Step: Step 1
Rate /hr: $66.4000
Rate /biweekly: $5,312.00
Rate /year: $138,112

Job description




JOB CODE: 7335


Under general direction, supervises the operation, maintenance and repair activities of a wide variety of pumping, heating, ventilating, air conditioning, refrigeration, and process machinery and equipment in a large complex facility or in a multi-faceted facility.


The Senior Stationary Engineer supervises the work of subordinate staff and performs more complex and difficult duties. It is distinguished from the next lower class 7334 Stationary Engineer in that the latter is the journey level class of the series. Class 7335 Senior Stationary Engineer is distinguished from the next higher class 7205 Chief Stationary Engineer in that the incumbents in the latter class are responsible for the development, interpretation, coordination and enforcement of methods and procedures relative to the operation and maintenance of large physical plant installations.


Supervision includes local administrative control and work assignments of craft personnel on extended or temporary assignments. Craft general foremen will supervise their respective workmen in those matters pertaining to craft or trade techniques or methods.


According to Civil Service Commission Rule 109, the duties specified below are representative of the range of duties assigned to this job code/class and are not intended to be an inclusive list.

1. Supervises subordinate staff and personally participates in the operation, maintenance and repair of pumping, ventilating and heating equipment, including fans, pumps, air-conditioners and auxiliary equipment; maintains and repairs elevators and specialized kitchen, laboratory and laundry equipment and facilities.

2. Operates and maintains high pressure boilers, fans, pumps, refrigeration equipment, electrical generators, air compressors and various other mechanical and electrical plant machines and equipment; makes periodic inspections and tests of machinery and equipment to assure proper operation and determine the necessity for repair or maintenance; cleans, paints and lubricates plant machinery and equipment, as required; checks and repairs automatic temperature and humidity controls and replaces parts, as necessary; repairs and replaces switches and relays on control panels.

3. Supervises the operation of automatic and manually controlled purification and water treatment equipment, including pumps, motors, chemical feeders and filters to control the quality and regulate the flow of water through a treatment plant; conducts water analysis under general supervision to maintain water quality and proper chemical dosage in filtration plant.

4. Prepares shift schedules and work assignments for subordinate personnel; orders supplies, parts and equipment necessary for operation and maintenance activities; takes, records and computes various meter readings reflecting plant operations; answers emergency calls from various locations or departments in connection with heating and ventilating machinery and equipment breakdowns or malfunctions; makes emergency repairs or alterations in such cases; instructs other operating personnel in the proper operation of boilers, fans, heating equipment and boiler feed water treatment.


Knowledge of: the methods and procedures necessary to the safe and efficient operation, maintenance and repair of mechanical and electrical plant machines, tools and equipment; a wide variety of pumping, heating, ventilating, air conditioning and process machinery; applicable shop practices and safety regulations.

Ability and Skill to: promote, establish and maintain effective working relationships with subordinate personnel, supervisors and management, and with members of the public, various suppliers, Regulatory Agencies and other City departments; prioritize, plan, assign, direct and inspect the activities of subordinate stationary engineers and craft personnel; operate motor vehicles with both automatic and manual automobile transmissions; clearly and effectively communicate orders and information; read, write and understand reports, memorandum, log information, manuals, blueprints and other written communications regarding plant activities; maintain plant operating records and prepare related reports; operate, repair and maintain a variety of pumping, heating, ventilating and similar type plant machinery and equipment.


These minimum qualifications establish the education, training, experience, special skills and/or license(s) which are required for employment in the classification. Please note, additional qualifications (i.e., special conditions) may apply to a particular position and will be stated on the exam/job announcement.


Completion of a recognized four (4) -year Stationary Engineer Apprenticeship program.


One (1) year experience as a journey-level stationary engineer.

License and Certification:

Possession of a current Driver License

Universal Chlorofluorocarbon (CFC) certificate issued by the Federal Environmental Protection Agency for working with heating and ventilating equipment (HVAC) or other refrigeration equipment using CFCs and HCFCs.


Any of the following may substitute for the required education and experience:

Five (5) years verifiable experience as a journey-level stationary engineer.

Graduation from recognized four-year Maritime Academy plus one year verifiable experience as a journey-level stationary engineer.

Possession of at least a 3rd Assistant Marine Engineer's License of any horsepower plus one year verifiable experience as an unrestricted licensed Marine Engineer for merchant vessels or one year verifiable experience shore side as a journey-level stationary engineer.


Special Requirement: Essential Functions require: considerable physical effort in the maintenance, repair and operation of plant machinery and equipment; the ability to lift heavy objects. Work environment may require: exposure to working conditions where minor abrasions, bruises and burns may be encountered; occasional disagreeable work inside close and dirty spaces.


To: 7205 Chief Stationary Engineer

From: 7334 Stationary Engineer


AMENDED DATE: 03/01/1971; 03/03/1975; 07/28/1999; 03/06/00; 3/02/2017

REASON FOR AMENDMENT To accurately reflect the current tasks, knowledge, skills & abilities, and minimum qualifications.


Standard information

Disaster service work

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.

Historic and future compensation

Effective (Sched) Step 1
Jan 06, 2024 (Y) $66.4000
Jul 01, 2023 (X) $64.9375
Jul 01, 2022 (W) $63.3500
Jan 08, 2022 (V) $60.1875
Jul 01, 2021 (U) $59.8875
Dec 26, 2020 (T) $57.1625
Jul 01, 2020 (S) $55.5000

Historic compensation data is provided in hourly pay.

Sources: San Francisco Open Data Portal: Compensation plan table