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. This role oversees and participates in cleaning sewer lines, manholes, and wet wells, ensuring high-precision, millwright craftsmanship quality. The Lead Mechanic oversees and participates in performing the most complex and difficult preventive, predictive, and corrective maintenance on assigned equipment, vehicles, and machinery. 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. They provide technical guidance, coordinate maintenance activities and resources, support regulatory compliance and emergency operations, and perform complex mechanical work as required. Other duties include providing technical feedback for performance evaluations of assigned staff, reviewing work orders, assigning and coordinating work assignments, planning and implementing maintenance projects, and training, coaching, and mentoring staff. When assigned to Automotive/Heavy Equipment Maintenance, the Lead Mechanic 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. They lead and participate 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. They also lead and participate in overhauling, repairing, and adjusting engines, transmissions, and carburetors; tune-up engines as necessary. Additionally, they schedule and participate in smog and opacity tests on gasoline and diesel engines.
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Job Type
Full-time
Career Level
Mid Level
Education Level
High school or GED