Automotive Mechanic (#RC3000)
$27.15-$33.00 Hourly / $4,706.30-$5,720.54 Monthly / $56,475.71-$68,646.58 Yearly


Under direction, inspects, repairs and overhauls automobiles, light trucks and other gasoline-powered equipment; may assist in the repair of heavy trucks, buses and construction equipment on a relief basis; and does related or other work as required in accordance with Rule 3, Section 3 of the Civil Service Rules.


An employee in this class is responsible for the repair and maintenance of gasoline-powered automotive equipment.


  • Inspects, diagnoses problems, repairs and overhauls automobiles and gasoline-powered trucks in the field or shop.
  • Operates equipment to analyze engine troubles; diagnoses on-board computer fault codes, noises, and mechanical failures; adjusts and/or repairs fuel injection systems; repairs and installs automotive equipment such as starters, alternators, windshield wiper motors, sirens, spotlights and special police equipment.
  • Tunes engines using diagnostic and electronic testing equipment; checks and certifies smog control devices; replaces main and connecting rod bearings; inspects and repairs automatic transmissions, universal joints, differentials, transaxles, front and rear axles, power steering systems and anti-lock brake systems; inspects and repairs hydraulic accessory systems such as lift gates; relines and adjusts brakes; aligns wheels.
  • Inspects and repairs automotive air conditioning equipment.
  • Evaluates the condition of cooling systems, locates faults or defects, and makes necessary repairs.
  • Prepares work reports as required.
  • May train and inspect the work of Equipment Service Workers and/or Automotive Mechanic Apprentices.



Experience:  Two years as an Automotive Mechanic Apprentice in San Joaquin County service.



Experience:  Two years of automotive mechanic work repairing late-model vehicles which included front wheel drives, fuel injection systems, command control computer systems, transaxles, power steering systems, anti-lock brake systems, automatic transmissions, alternators, and air conditioning equipment.



License:  Possession of a valid California driver’s license.


Methods, materials, tools and standard practices of the automotive mechanic trade; methods of repairing fuel, cooling, ignition, electrical and brake systems, as well as automatic and standard transmissions; automotive maintenance procedures; principles of operation and repair of gasoline-fueled internal combustion engines; the occupational hazards and safety precautions of the automotive mechanic trade.


Diagnose mechanical and electrical problems in automotive equipment, and perform the work required to make necessary repairs to automotive and other public works equipment including fuel injection systems and transaxles; interpret on-board computer fault codes; follow oral and written instructions; maintain established schedules and deadlines; use the tools, machines, and testing instruments of the automotive mechanic trade.  


Mobility – frequent standing and walking; occasional pushing, pulling, balancing, bending, twisting, climbing, kneeling, squatting; Lifting/Carrying – frequently 50 pounds or less; occasionally 51 – 70 pounds; Dexterity – frequent handling, reaching, grasping, and fingering; Hearing/Talking – frequent hearing and speaking normal speech and speaking loudly over equipment noise; occasional hearing/talking on a radio; Visual frequent use of good overall vision, at normal or corrected to normal acuity; frequent use of depth perception and peripheral vision; occasional reading and close-up work; Environmental frequent exposure to dirt, dust, smoke, fumes, and odors; occasional exposure to varied weather conditions or working with hazardous materials; Emotional/Psychological – frequent concentration and working independently; Special Requirements occasional working overtime, weekends, nights, holidays and/or emergency call-back; occasional travel.

San Joaquin County complies with the Americans with Disabilities Act (ADA) and, upon request, will consider reasonable accommodations to enable individuals with disabilities to perform essential job functions.

CLASS: RC3000; EST: 5/1/1958; REV: 5/13/2015;