Heavy Equipment Mechanic I​/II - Extra- Heavy Equipment Mechanic I​/II

duties may include, but are not limited to, the following:

• examines and locates mechanical defects in a wide variety of automotive, road construction and maintenance equipment.
• makes major and minor mechanical repairs including engine tune-ups, brake relining, body and fender, and electrical system repair.
• fits new parts and adjusts engines, oil, water, and fuel pumps, carburetors and fuel injectors, governors, starting motors, clutches, transmissions, differentials, brakes and steering gear.
• repairs track layer type tractors, checking and replacing rollers, pins and brushing.
• overhauls hydraulic lifts and steering assemblies on motor graders and tractors.
• maintains records of time and materials used on each job.
• perform gas electrical welding and repair work in the field.
• performs machinist and fabrication work.

three (3) years of increasingly responsible experience and training in heavy equipment or auto repair or successful completion of trade school or college certified program.

if assigned to fire:
possess and maintains a valid class "b" california drivers license. A class "c" license may be substituted however, a class "b" license must be obtained within six months of appointment. Failure to obtain the proper license will result in termination.

if assigned to public works:
possess and maintain a valid class "a" california driver's license. A class "c" license may be substituted however, a class "a" license must be obtained within six months of appointment. Failure to obtain the proper license will result in termination.

two (2) years of heavy equipment mechanic repair performing duties comparable to those of a heavy equipment mechanic i in merced county.

if assigned to fire:
possess and maintain a valid class "b" california driver's license.

if assigned to public works:
possess and maintain a valid class "a" california driver's license.

possess and maintain a valid refrigeration/recycling air conditioning certificate.

identified safety sensitive positions in this classification will be subject to pre-employment, post-accident, reasonable suspicion, random and return-to-duty drug and alcohol testing pursuant to the provisions of the county of merced drug and alcohol testing policy.

• communicate effectively with others in person and over the telephone.
• perform job duties under stressful conditions.
• maintain confidential information in accordance with legal standards and/or county regulations.
• lift and move with help objects weighing over 100 pounds.
• walk, stand, stoop, kneel, or crouch on narrow, slippery, erratically moving surfaces.
• operate large equipment such as cars, trucks, forklifts, cranes.
• wear a respirator or safety glasses or other protective clothing and equipment.
• frequent use of depth perception, peripheral vision and color perception.
• frequent use of hand-eye coordination.
• normal dexterity, frequent holding and grasping.
• regular attendance is an essential function.

• methods, materials, tools, and equipment used in the testing, adjustment, repair, and overhaul of automotive and road construction equipment.
• theory, operation and care of internal combustion engines and their components.
• hydraulic valves and controls, hydraulic and air brake systems, and electronic ignition.
• principles and methods of acetylene and electric-arc welding.
• painting techniques.
• safe work practices.

• inspect equipment to locate and accurately diagnose mechanical defects.
• use a variety of power hand tools, diagnostic equipment and shop equipment.
• perform testing, adjustment, repair, and overhaul work on automotive and heavy equipment.
• understand and carry out oral and written instructions.
• establish and maintain cooperative working relationships.
• read and write at the level required for successful job performance.
• cut, reform, and fabricate parts using welders and shop equipment.