Maintenance Supervisor (Fleet Services)

Maintenance Supervisor (Fleet Services)

Salary

$148,928.00 - $181,043.20 Annually

Location

Plant 1 - 10844 Ellis Ave, Fountain Valley, CA 92708, CA

Job Type

Full-time

Job Number

447

Department

Operations & Maintenance

Division

Fleet Services

Opening Date

07/06/2026

Closing Date

7/27/2026 5:00 PM Pacific

• Description
• Benefits
• Questions

Description

What do you value in your next job?

At the Orange County Sanitation District our Core Values form the framework of our organization and reinforce our professional work ethic. If the following values ring true with you, wed love to invite you to explore our career opportunities further.

Integrity, Inclusion, Honesty, and Respect

We aspire to the highest degree of integrity, inclusion, honesty, and respect in our interaction with each other, our suppliers, our customers, and our community. We strive to demonstrate these values in our actions, commitments, and service.

Leadership, Teamwork, and Problem Solving

We lead by example, acknowledging the value of our resources and using them wisely to achieve our mission. We strive to reach OC San goals through cooperative efforts and collaboration with each other and our constituencies. We work to solve problems in a creative, cost-effective, and safe manner, and we acknowledge team and individual efforts.

Customer Service, Transparency, and Accountability

We are committed to acting in a timely, accurate, accessible, and transparent manner through excellent customer service. We are committed to act in the best interest of our internal and external stakeholders.

Resiliency, Innovation, and Learning

We continuously develop ourselves, enhancing our talents, skills, and abilities. We recognize that only through personal growth and development will we progress as an agency and as individuals.

Safety

We are committed to providing a safe work environment. We will demonstrate leadership, promote individual accountability, and participate actively in the advancement of our health and safety practices.

OC San is currently looking to fill the role of a Maintenance Supervisor (Fleet Services).

Under direction, supervises, assigns, reviews, and participates in the work of staff responsible for comprehensive OC San maintenance and repair programs, including treatment plant and recycled water equipment and related facilities, fleet, energy co-generation, wastewater collections, and/or mechanical, electrical, and instrumentation systems; ensures division operations and maintenance functions meet all applicable laws, regulations, and OC San policies; provides complex staff assistance to OC San management in areas of expertise; performs the most technical and complex tasks relative to assigned areas of responsibility; and performs duties as assigned.

When assigned to Fleet Maintenance:

Plans, prioritizes, assigns, supervises, and participates in the work of staff responsible for the overhaul, maintenance, repair, servicing, and troubleshooting of vehicles and heavy equipment; evaluates the economic life, usage, and depreciation of equipment/vehicles.

Additional responsibilities include:

• Supervising daily fleet maintenance operations while promoting a culture of safety, accountability, and teamwork.
• Developing and implementing preventive and predictive maintenance strategies that maximize fleet reliability and equipment availability.
• Managing fleet lifecycle planning, replacement schedules, equipment utilization, and asset condition assessments.
• Monitoring maintenance performance through Computerized Maintenance Management Systems (CMMS), telematics, and fleet performance metrics.
• Ensuring compliance with California Department of Motor Vehicles (DMV), Department of Transportation (DOT), California Air Resources Board (CARB), BIT inspection requirements, Advanced Clean Fleets regulations, and other applicable federal, state, and local regulations.
• Assisting in the preparation and administration of operating and capital budgets, equipment replacement plans, and fleet procurement specifications.
• Coordinating contract maintenance services, warranty repairs, vendor support, and specialized equipment repairs.
• Coaching, mentoring, and developing employees while promoting technical growth and succession planning.
• Supporting emergency response operations and ensuring fleet readiness during planned outages and emergency events.
• Evaluating emerging vehicle technologies, including electric vehicles, alternative fuel vehicles, and advanced diagnostic systems to support OC Sans long-term fleet strategy.
• Ensuring portable generators, Vactor units, pull rigs, rolling stock and portable pumping units are readily available and maintained to support urgent and emergency needs within the treatment plants, pump stations and collections systems.

Qualifications & Requirements

Required:

• High school diploma or G.E.D. supplemented by specialized training or 60 semester units of coursework from a college or university accredited by the U.S. Department of Education, in construction, business or public administration, maintenance management, or a related field.
• Six (6) years of progressively responsible work experience in one of the following areas of assignment: pipes and plant facilities, wastewater collection systems, mechanical equipment, facilities maintenance, fleet and heavy equipment, energy co-generation facilities and equipment, preventative maintenance, and/or electrical distribution or instrumentation systems, which may include two (2) years of lead or supervisory experience.
• Valid California Class C Driver's License
• Depending on assignment, must possess or obtain within 12 months of placement in position a:
• Valid Grade IV Certification from the California Water Environment Association appropriate to area of assignment as determined by OC San; and/or
• Valid Certified Maintenance and Reliability Professional (CMRP) and/or valid Certified Maintenance and Reliability Technician (CMRT) from the Society of Maintenance and Reliability Professionals (SMRP); and/or valid Maintenance Management Certification (MMC) from Life Cycle Engineering; and/or Certified Automotive Fleet Manager (CAFM) from National Automotive Fleet Association (NAFA); and/or Certified Building Operator (CBO) from the Building Operator Certification entity; and/or Certified Reliability Leader from Reliability Web; or other similar professional maintenance certification as deemed comparable by OC San; and/or
• Valid hazardous materials endorsement; and a valid manual transmission endorsement.

Desired:

• Experience with automotive, truck, and equipment service and repair procedures and techniques for gasoline, diesel, compressed natural gas, and electric vehicles.
• Supervising municipal or industrial fleet maintenance operations. Developing fleet replacement strategies and lifecycle cost analyses.
• Experience with Computerized Maintenance Management System (CMMS) and Vehicle Telematics Systems and maintenance analytics.
• Experience with vehicle life cycle aspects in public sector organizations.
• California commercial vehicle regulations, BIT inspections, CARB emissions requirements, and Advanced Clean Fleets regulations.
• Knowledge of Heavy-duty trucks, construction equipment, cranes, trailers, and specialized utility equipment like hydro-excavator/combination units.
• Certifications: Certified Automotive Fleet Manager (CAFM) from National Automotive Fleet Association (NAFA) or Certified Public Fleet Professional (CPFP) from American Public Works Association (APWA).

Recruitment & Selection Process

Vacancies: 1

(an eligible list may be established for future vacancies)

Apply online at: www.ocsan.gov/careers

APPLICATION FILING DEADLINE: Monday, July 27, 2026, 5:00 P.M.

(or until a sufficient number of qualified applications have been received)

• Hiring Salary Range (effective July 10, 2026): $148,928.00 - $164,174.40/Year

(starting salary will be within this range based upon qualifications)

Supplemental Information

Physical Demands

• Mobility to work in a standard office setting and use standard office equipment, including a computer; to operate a motor vehicle and visit various OC San sites, projects, and/or meetings; primarily a sedentary office classification although standing in work areas and walking between work areas may be required; occasionally bend, stoop, kneel, reach, push, and pull drawers open and closed to retrieve and file information; ability to lift, carry, push, and pull materials and objects up to 10 pounds.
• Mobility to work in changing site conditions; to sit, stand, and walk on level, uneven, or slippery surfaces; to reach, twist, turn, kneel, and bend, to climb and descend ladders.
• Perform moderate to medium physical work; lift, carry, push, and pull materials and objects up to a weight of 51 pounds, or heavier weights, in all cases with the use of proper equipment and/or assistance from other staff.
• Vision to read printed materials and a computer screen.
• Vision to inspect site conditions and work in progress.
• Hearing and speech to communicate in person and over the telephone.
• Finger dexterity is needed to access, enter, and retrieve data using a computer keyboard or calculator and to operate standard office equipment.
• Field work requiring frequent walking in operational areas to identify problems or hazards with exposure to hazardous materials in some site locations.

Environmental Elements

• Office environment with moderate noise levels, controlled temperature conditions, and no direct exposure to hazardous physical substances.
• Field work with exposure to loud noise levels, cold and hot temperatures, inclement weather conditions, road hazards, vibration, confining workspace, chemicals, mechanical and/or electrical hazards, hazardous physical substances and fumes, dust, and air contaminants.
• Employees may interact with upset staff and/or public and private representatives in interpreting and enforcing departmental policies and procedures.

Disaster Service Workers

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

Other Requirements

• May be required to work extended hours, including nights, weekends, and holidays when necessary.
• Probationary Period: All OC San employees, except classifications considered "at-will", are subject to the probationary period provisions as specified in the applicable Memorandum of Understanding, policies, and/or resolutions. Employees who have not yet successfully completed their initial probationary period serve "at-will" and may be released from employment without cause or recourse to any appeal or grievance procedures.
• Pre-Employment: All employment offers are contingent upon successful completion of OC San's pre-employment process, which includes a background investigation, a physical examination, and a drug screen.
• Work Location Assignment: Employees will be assigned to a work location based on business needs which may be located at any/all of OC San locations; this work location may be changed at any time.

Other Information

For the full range of duties, responsibilities, and essential job functions please review the Classification Specification for this position found on our website.

Applicants must clearly demonstrate, through their application materials, that they meet the minimum requirements as outlined in the job announcement and class specification to receive further consideration. However, meeting the minimum requirements does not guarantee an interview. All properly completed applications will be reviewed, and the most appropriately qualified individuals will be invited to continue in the selection process.

False statements may be cause for disqualification, removal from the eligible list, or discharge from employment. All statements made on applications are subject to investigation and verification.

To ensure your application is accurate and complete, please review the Job Application Guide.

Employment is contingent upon successful completion of OC San's pre-employment process, which includes a background investigation and a physical examination. For some positions, this may include a drug screen. False statements may be cause for disqualification, removal from the eligible list, or discharge from employment. All statements made on applications are subject to investigation and verification.

Reference Checks will be conducted by OC San to verify employment related information for all potential employees once a contingent job offer is made during the background investigation process. This is done to ensure that individuals who join OC San are well qualified and have a strong potential to be successful in their employment. The extent of the inquiry will depend on the position being applied for, but will at least include:

• Verification/Reference from current and past employers
• Confirmation of necessary licenses, certificates, and degrees.

Please have all necessary documentation ready. Additional inquiries may be necessary depending on the position for which you are applying. Human Resources will also schedule a post-offer physical examination once a job offer has been made.

OC San only accepts applications submitted via our online application system. Applications submitted via mail, fax or email will not be accepted.

The provisions of this announcement do not constitute an expressed or implied contract. Any provision contained in this announcement may be modified or revoked without notice.

Vacation leave; eleven paid holidays and one floating holiday; sick leave; administrative leave; group life insurance; group disability insurance; group health insurance (employee contribution required), dependent coverage available, including medical, dental, and vision; a retirement* plan (Orange County Employees Retirement System) and the option of participating in a deferred compensation plan as well as other optional benefits. A credit union is available. Telecommuting (up to two days) depending on nature of the work, business need, and management approval. Benefits are subject to the Board of Directors periodic determination (usually annually) and the meet and confer process, and are therefore subject to change. OC San makes a generous contribution toward the cost of these benefits.

• New employees hired on or after January 1, 2013 will be subject to the retirement benefit formula and provisions set forth by the California Public Employees Pension Reform Act of 2013 (PEPRA).

For more information on benefits, visit our website at https://www.ocsan.gov/about-us/jobs/employee-benefits

01

PLEASE READ. The information provided on the Supplemental Questions will be used in conjunction with your job application to determine whether you meet the qualification requirements. Failure to provide detailed and complete information may result in your application being rejected. Do not submit a resume in place of completing these Supplemental Questions. Education obtained outside the United States must be comparable to education earned at an accredited school in the United States. We reserve the right to request further information about your academic program, evidence of comparability, or an original transcript. Any information you submit may be verified. When applying for this position, I understand that I must thoroughly complete the Education and Work Experience sections of my application and the Supplemental Questions. This includes a detailed description of each position that I feel qualifies me for the job I am seeking. I have read the above statement and understand that failure to provide sufficient detailed information may result in my application being rejected. I also understand that I may not submit a resume in lieu of filling out the job application or answering the Supplemental Questions. However, I may attach a resume to the application to provide additional information.

• Yes, I understand.

02

Do you possess a high school diploma or G.E.D. supplemented by specialized training or 60 semester units of coursework from a college or university accredited by the U.S. Department of Education, in construction, business or public administration, maintenance management, or a related field?

• Yes
• No

03

If you answered "Yes" to the previous question, please briefly describe your specialized training or coursework in construction, business or public administration, maintenance management, or a related field. If you answered "No", input N/A.

04

Which best describes the highest level of education you have completed?

• High School Diploma or Equivalent
• Some College, No Degree
• Associates Degree
• Bachelors Degree
• Masters Degree or higher

05

How many years of progressively responsible work experience in pipes and plant facilities, wastewater collection systems, mechanical equipment, facilities maintenance, fleet and heavy equipment, energy co-generation facilities and equipment, preventative maintenance, and/or electrical distribution or instrumentation systems do you possess?

• No experience
• Less than 1 year of experience
• 1 to 2 years of experience
• 3 to 5 years of experience
• 6 or more years of experience

06

For each of the areas below, please specify how many years of experience you have and in what industry(ies) (e.g., water, wastewater, oil refinery, power plant). If no experience, input N/A.

• Pipe and plant facilities
• Wastewater collection systems
• Mechanical equipment
• Facilities maintenance
• Fleet and heavy equipment
• Energy co-generation facilities and equipment
• Preventive maintenance
• Electrical Distribution
• Instrumentation systems

07

Do you possess two (2) years of lead or supervisory experience?

• Yes
• No

08

If you answered "Yes" to the previous question, briefly describe your experience supervising, training, and evaluating employees. Make sure to include job duties and the number of employees supervised. If no experience, input N/A.

09

Please describe your experience with fleet maintenance (overhaul, maintenance, repair, servicing, and troubleshooting of vehicle and heavy equipment) including alternative fuels. If no experience, input N/A.

10

Please select which certificates you currently possess. If none, check "Not Applicable".

• Valid Grade IV Certification from CWEA
• Valid Certified Maintenance and Reliability Professional (CMRP) from the Society of Maintenance and Reliability Professionals (SMRP)
• Valid Certified Maintenance Reliability Technician (CMRT) from SMRP
• Valid Maintenance Management Certification (MMC) from Life Cycle Engineering
• Certified Automotive Fleet Manager (CAFM) from National Automotive Fleet Administrators
• Certified Public Fleet Professional (CPFP) from American Public Works Association
• Certified Building Operator (CBO) from Building Operator Certification Entity
• Certified Reliability Leader from Reliability Web
• Certified Maintenance
• Other
• None of the above

11

If you selected "Other" in the previous question, please specify the name of the certification(s) and the issuing agency. If you selected a certificate(s) or selected "None of the above", input N/A. (Please note, the selected candidate must obtain the required certification within twelve months of placement in the position).

12

Please describe your knowledge and experience with Computerized Maintenance Management System (CMMS) and Vehicle Telematics systems and how you have used them. If no experience, input N/A.

13

Please describe your experience and role in managing fleets. Include the types of vehicles/equipment, size of the overall fleet, how vehicles were acquired/disposed, staffing, aspects and supplemental service contracts. If you do not possess any experience in these areas, input N/A.

14

Please describe your experience in budgeting for capital and operational expenditure. If no experience, input N/A.

15

Please describe your experience and knowledge of heavy-duty vehicles and emissions regulations. If no experience, input N/A.

16

Please describe your knowledge and experience in creating maintenance plans for vehicles/equipment. If no experience, input N/A.

17

Do you possess, or have the ability to obtain, a valid California Class C driver's license by the time of appointment?

• Yes
• No

18

All OC San employees are designated Disaster Service Workers through state law (California Government Code Section 3100-3109). Employment with the OC San requires the affirmation of a loyalty oath to this effect. Employees are required to complete all related training as assigned, and to return to work as ordered in the event of an emergency. Click on the radio button below to acknowledge you understand these requirements.

• Yes, I understand.

Required Question

Employer Orange County Sanitation District