Lead Mechanic (Fleet)

Lead Mechanic (Fleet)

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, we'd 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 position of Lead Mechanic (Fleet). Under direction, the Lead Mechanic leads, oversees, and participates in the work of staff responsible for the maintenance, repair, servicing, rebuilding, and troubleshooting of equipment, vehicles, and machinery found in wastewater treatment plants, collection systems, pumping stations, and related facilities; oversees and participates in cleaning sewer lines, manholes, and wet wells; ensures high-precision, millwright craftsmanship work quality; oversees and participates in performing the most complex and difficult preventive, predictive, and corrective maintenance on assigned equipment, vehicles, and machinery; and performs duties as assigned.

Specifically, this Lead Mechanic leads and coordinates the work of technicians and crane operators engaged in the inspection, preventive maintenance, diagnosis, repair, and services of OC San fleet vehicles, heavy equipment, specialized equipment, and related fleet assets; provides technical guidance; coordinates maintenance activities and resources; supports regulatory compliance and emergency operations; and performs complex mechanical work as required.

Other duties will include providing technical feedback for performance evaluations of assigned staff; reviewing work orders for work performed; assigning and coordinating work assignments; planning and implementing maintenance projects; and training, coaching, and mentoring staff. When assigned to Automotive/Heavy Equipment Maintenance:

• Leads and participates in mechanical maintenance of OC San automotive equipment including cars, trucks, electric carts, bicycles, and portable equipment in the shop or on job site
• Leads and participates in the adjustment or replacement of oil, filters, gear boxes, drive belts, brakes, air systems, exhaust systems, pressure systems, and cab equipment; troubleshooting electrical systems; and replacing or repairing broken parts such as engines, computer diagnostic systems, brakes, and front end suspensions.
• Leads and participates in overhauling, repairing, and adjusting engines, transmissions, and carburetors; tune-up engines as necessary.
• Schedules and participates in smog and opacity tests on gasoline and diesel engines.

Qualifications & Requirements

Required:

1. High school diploma or G.E.D. supplemented by specialized training or coursework such as relevant trade school in mechanical equipment maintenance and repair, or a related field.
2. Five (5) years of increasingly responsible experience applying preventive and corrective mechanical maintenance skills on field equipment and/or automotive equipment, rebuild facilities, and collection systems.
3. A valid California Class C Driver's License

In addition, when assigned to Automotive/Heavy Equipment Maintenance, must possess a:

• Valid California Class B Driver's License with air brakes and tanker endorsements.
• Valid California Class A Driver's License with air brakes and tanker endorsements within six (6) months of date of hire.
• Valid Class P endorsement within six (6) months of date of hire.
• Valid hazardous materials endorsement within six (6) months of date of hire.
• Valid manual transmission endorsement within six (6) months of date of hire.

Desired:

• ASE certifications or other industry-recognized certifications relevant to fleet maintenance or operations.

Recruitment & Selection Process

Vacancies: 1 (an eligible list may be established for future vacancies) Apply online at: APPLICATION FILING DEADLINE: Monday, October 26th, 2026, 5:00 P.M. (or until a sufficient number of qualified applications have been received) Hiring Salary Range: $56.16 - $61.93/Hourly (starting salary will be within this range based upon qualifications)

Supplemental Information

Physical Demands

• Mobility to work in the field; to sit, stand, and walk on level, uneven, or slippery surfaces; frequently reach, twist, turn, kneel, bend, stoop, squat, crouch, grasp, and make repetitive hand movement in the performance of daily duties; to climb and descend ladders, to operate varied hand and power tools and equipment, and to operate a motor vehicle and visit various OC San sites, projects, and/or meetings.
• Perform moderate to heavy physical work; to lift, carry, push, and pull materials and objects averaging a weight of 51 pounds or heavier weights, in all cases with the use of proper equipment and/or assistance from other staff.
• Work requires entry into confined spaces and the use of confined entry equipment and protective safety equipment.
• Vision to inspect and operate equipment.
• Field work requiring frequent walking in operational areas to identify problems or hazards.
• Finger dexterity to operate and repair tools and equipment.

Environmental Elements

• Field work in and around facilities with exposure to loud noise levels, cold and hot temperatures, inclement weather conditions, road hazards, vibration, confining workspace, heights, 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.

Other Requirements

• May be required to work extended hours, including nights, weekends, and holidays when necessary.
• Standby and Call Back: Employees in this classification may be required to participate in standby duty and are subject to call back, which may include nights, weekends and 24-hour emergency call out with little or no notice. Any employee designated to serve on standby, or report to an emergency, and refuses to do such, shall be subject to disciplinary action up to and including termination.
• 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.

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 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.