STATIONARY ENGINEER II

County of Los Angeles, CA

$105K *
Energy & Utilities
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Completion of a recognized Stationary Engineer's or Operation/Maintenance Engineer's apprentice program or equivalent experience.
  • Five years of experience operating and maintaining high or low pressure boilers and auxiliary equipment, including one year with refrigeration systems.
  • Experience in a related technical field may substitute for some required experience and training.
  • Valid California Class C Driver License or alternative transportation method.
  • An Unlimited Steam Engineer's License from the City of Los Angeles and EPA approved Universal Technician Certificate.

Responsibilities

  • Operate, maintain, and repair high-pressure steam or hot water boilers and refrigeration systems.
  • Monitor and calibrate equipment using meters and gauges to ensure compliance with regulatory standards.
  • Adjust equipment through various control systems and perform preventive maintenance as needed.
  • Inspect and maintain a range of heating and refrigeration equipment, including air conditioning machinery and pumps.
  • Log plant operations and maintenance activities, ensuring accurate record-keeping of repairs and performance statuses.
  • Collaborate with outside contractors and verify satisfactory completion of work.
  • Request quotes from vendors for necessary equipment and generate purchase orders.

Benefits

  • Comprehensive health insurance coverage.
  • Generous retirement plan options.
  • Paid leave for holidays and vacations.
  • Professional development opportunities.
  • Employee wellness programs and resources.
Full Job Description
Salary : $105,975.84 Annually
Location : Los Angeles County, CA
Job Type: Full time
Job Number: Y7198N
Department: HEALTH SERVICES
Opening Date: 06/30/2026

Position/Program Information
Exam number: Y7198N
TYPE OF RECRUITMENT:

We welcome applications from anyone!

The application filing period will begin on July 1, 2026, at 8:00 a.m. (PT) - Continuous.

We will keep accepting applications until the position is filled. The application window may close unexpectantly once we have enough qualified candidates.

What does a Stationary Engineer II do?

Responsible on a shift for the operation and maintenance of a combined high-pressure heating and central refrigeration plant - OR - in a very large facility, has responsibility on a shift for assignments which include either the operation and maintenance of a high-pressure heating plant or refrigeration plant - OR - is assigned to a geographic area of major multi-hospital medical center which requires maintenance and operation of steam reducing stations, ventilation and refrigeration equipment, and various mechanical and electrical equipment and controls.

Check Out Our Outstanding Benefits! to see a list of employee benefits.

Essential Job Functions
Operates, maintains, repairs, and tests high-pressure steam or hot water boilers, refrigeration, air conditioning, or other auxiliary distribution systems exceeding 500 H.P. in boiler capacity or a total refrigeration capacity of 1200 tons in a plant.
Operates, monitors, calibrates, and inspects various types of meters, gauges, automatic recording devices for equipment readings, at periodic intervals or as needed, to verify operating conditions, detect malfunctions/need for repair, and to ensure compliance with regulatory requirements.
Uses various electronic, manual, and computer-based control systems to adjust or bring equipment into recommended or prescribed operating ranges, switch to backup equipment or systems, or shut down equipment to perform preventative maintenance at periodic intervals or as needed.
Operates, maintains, repairs, and inspects manual and automatic gas and oil-fired high-pressure steam or high temperature hot water boilers.
Operates, maintains, repairs, and inspects motors, turbines and steam driven equipment, steam reducing stations, expansion tanks, air compressors, supply and exhaust fans, various kinds of pumps and valves, steam traps, water treatment systems, water heaters and other heating plant auxiliary equipment.
Operates, maintains, repairs, and inspects reciprocating, centrifugal or absorption central air conditioning machinery including condensers, evaporators, cooling towers, pumps, purge tanks and related equipment.
Adjusts, maintains, tests, and calibrates boiler and air conditioning machinery and mechanical, electrical or pneumatic control instruments and safety devices.
Tests boiler water, condensate, cooling tower water, and water from other systems, and adds corrective chemicals or adjusts chemical pumps as needed.
Inspects, adjusts, repairs, and maintains refrigeration units for food storage boxes.
Inspects, maintains, and adjusts oxygen and vacuum systems for proper pressure and operating conditions.
Tests, operates, and maintains emergency diesel-powered electric generating equipment, and synchronizes electronic controls and Automatic Transfer Switches.
Inspects and responds to related building control systems, including fire alarm systems, life safety systems, and main electrical distribution stations to ensure proper operating conditions.
Monitors, updates, and maintains logs of plant operations and records maintenance and repair work performed, including fuel logs and fuel storage tanks.

Work with outside contractors and verify work is satisfactorily completed as assigned.

Request quotes from vendors for equipment, parts, tools, or service and generate purchase orders as assigned.

Requirements
REQUIREMENTS TO QUALIFY

Option I: Completion of a Stationary Engineer's or Operation/Maintenance Engineer's apprentice program.*

Option II: Five (5) years of experience in the operation and maintenance of high or low pressure gas or oil fired boilers and auxiliary equipment, one (1) year of which must have been in the operation and maintenance of refrigeration equipment. One (1) year of classroom training from a trade school, college, a branch of military service, or other equivalent accredited school** in the operation, maintenance, and repair of refrigeration equipment, combustion controls or industrial controls equipment, boilers, or water treatment systems related to power plant operations, in any combination, may be substituted for one year of the required special experience.

PHYSICAL CLASS III- MODERATE: This class requires that the incumbent stand or walk most of the time with bending, stooping, squatting, twisting, reaching, working on irregular surfaces, occasional lifting of objects weighing over 25 pounds, and frequent lifting of 10-25 pounds.

LICENSE: A valid California Class C Driver License or the ability to use an alternative method of transportation when needed to carry out job-related essential functions.

An Unlimited Steam Engineer's License issued by the City of Los Angeles' Department of Building and Safety. Environmental Protection Agency (EPA) approved Universal Technician Certificate in compliance with Federal license requirements as provided in Chapter V, Section 608.

No Out of Class experience or withholds are allowed for this examination. Required experience must be fully met at the time of filing and clearly indicated on the application.
SPECIAL REQUIREMENT INFORMATION:

*To qualify under Option I, applicants MUST submit a photocopy of the certificate of completion of a recognized Stationary Engineer's or Operation/Maintenance Engineer's apprentice program.Apprenticeship training programs must be recognized by a national, global, or regional accrediting agency, the California State Department of Education, the California State Department of Labor Division of Apprenticeship Standards, or the Council for Private Postsecondary, and Vocational Education.

**To receive credit for your education, include a legible copy of your official transcript from an accredited institution within seven (7) days of filing your application. The document should show the number of units and the type of unit system used (e.g., semester, quarter) and be in English. If not in English, then translation is required. International degrees must be evaluated for equivalency to US standards and indicate the number of units and unit system. Include official copies of all relevant documents. For more information on our standards for educational documents, please visit:

If unable to attach required/supporting documents at the time of filing, email the documents to within seven (7) calendar days of filing your online application or you will not receive credit. Please include your name (as it appears on your online application), the examination title and number in the subject of your email.

Certificate/License Information: Please make sure to fill out the Certificate/License Section of your application. In addition, you MUST attach a photocopy of the required license and certificate to your application at the time of filing. Applicants submitted without the required evidence of licensure and certification will be rejected as incomplete.

Required license(s) and/or certification(s) must be active and unrestricted, or your application will not be accepted.

We do not accept password-protected documents. Ensure documents are unlocked before attaching to your application or sending to the exam analyst.

DESIRABLE QUALIFICATIONS:

Additional credit will be given to applicants that possess the following desirable qualifications:
  • Additional experience in the operation and maintenance of high or low pressure gas or oil fired boilers, auxiliary equipment and refrigeration equipment.

Additional Information
EXAMINATION CONTENT:This assessment type will evaluate the training, experience, desirable qualifications and education/license you list on your application and supplemental questionnaire and assign a score based on a standardized scoring system. This assessment is worth 100% of your total score.

Applicants must receive a passing score of 70%.
ELIGIBILITY AND VACANCY INFORMATION
Applications will be processed as they are received and added to the list accordingly.

Applicants who passed the assessment(s) are placed on a list for a period of twelve (12) months. We will use this list to fill vacancies in the Department of Health Services as they occur.

NO PERSON MAY COMPETE IN THIS EXAMINATION MORE THAN ONCE EVERY TWELVE (12) MONTHS.

SPECIAL INFORMATIONAppointees may be required to work any shift, including evenings, nights, weekends, and holidays.APPLICATION AND FILING INFORMATIONWe only accept applications filed online. Applications submitted by U.S. mail, fax, or in person are not accepted. Apply online by clicking on the green "Apply" button at the top right of this posting. This website can also be used to get application status updates.

Please fill out the application completely. Provide relevant job experience including employer's name and address, job title, beginning and ending dates, number of hours worked per week, and description of work performed.
We may verify information included in the application at any point during the examination and hiring process, including after an appointment has been made. Falsification of information could result in refusal of application or rescission of appointment. Copying verbiage from the Requirements or class specification by itself fails to adequately demonstrate meeting the requirements. Doing so may result in an incomplete application and may lead to disqualification. Comments such as "See Resume" or referencing other unsolicited materials/documents will not be considered a response.
SOCIAL SECURITY NUMBER
Federal law requires that all employed persons have a Social Security Number, so include yours when applying.

COMPUTER AND INTERNET ACCESS AT PUBLIC LIBRARIES
For candidates who may not have regular access to a computer or the internet, applications can be completed on computers at public libraries throughout Los Angeles County. Please refer to their website for updated information

NO SHARING OF USER ID, E-MAIL, AND PASSWORD
All applicants must file their application using their own user ID and password. Using a family member's or friend's user ID and password may erase a candidate's original application record.

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