Placer County

Equipment Mechanic/Welder (#11610)

$32.53-$40.63 Hourly / $5,638.53-$7,042.53 Monthly / $67,662.40-$84,510.40 Yearly


To perform skilled welding work; to assist Equipment Mechanics in the repair and maintenance of gasoline and diesel powered automotive, road and construction equipment; to inspect motorized and mechanical equipment; and to diagnose mechanical problems and determine extent of necessary repairs.


This is the full journey level class.  Employees at this level receive only occasional instruction or assistance as new or unusual situations arise and are fully aware of the operating procedures and policies within the work unit.


Receives general supervision from a Supervising Equipment Mechanic or Supervising Mechanic (Tahoe).


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

  • Fabricate a wide variety of metal parts, such as truck and equipment frames and bodies, pipes and tanks, and similar items.
  • Cut, grind and weld, as required, to repair broken parts and tools.
  • Disassemble and assemble engines and perform minor and major overhaul and repairs on brake, electrical, fuel, lubrication, cooling, air conditioning, vacuum and hydraulic systems and drive trains; inspect and repair air pollution control devices, brakes and head lamps.
  • Install batteries, tires, wiring, windows and windshields; repair and paint bodies and fenders; lubricate and service equipment; provide roadside service and operate automotive and heavy equipment as needed; maintain appropriate records.
  • Build and maintain positive working relationships with co-workers, other County employees and the public using principles of good customer service.
  • Perform related duties as assigned.


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

  • Perform general facility maintenance and clean-up tasks; order supplies; maintain various manuals.
  • Install and maintain equipment used in repair work.


Experience and Training
Any combination of experience and training that would provide the required knowledge and abilities is qualifying.  A typical way to obtain the required knowledge and abilities would be:

Experience: Two years of responsible experience performing duties similar to those of an Equipment Mechanic in Placer County or two years of journey level experience in welding work.

Training: Equivalent to the completion of the twelfth grade, supplemented by additional specialized training in welding and heavy equipment or diesel engine diagnostics, repair and maintenance.

Required License or Certificate:

  • Possession of, or ability to obtain prior to the completion of the probationary period, a valid Class B driver's license with air brake, tanker and hazardous materials endorsements.  Proof of adequate vehicle insurance and medical clearance may also be required.
  • Possession of, or ability to obtain prior to the completion of the probationary period, valid Welder Certificates with ANSI/AWSD.1. Certificates shall be based on 1" plate coupons using positions 3G vertical up and 4G Horizontal with Direct Current Arc Welding and Gas Metal Arc Welding (MIG).


Knowledge of:

  • Properties and qualities of various metals and proper fusing temperatures.
  • Principles of gasoline and diesel engine mechanics as applied to the maintenance and repair of automotive, road and construction equipment.
  • Tools, equipment and methods used in the diagnosis, overhaul, repair and adjustment of motor equipment.
  • Arithmetic and basic mathematical calculations.

Ability to:

  • Independently, diagnose problems and perform major and minor repairs on automotive, road and construction equipment; repair and fabricate parts and tools by cutting, grinding and welding; and read and understand technical reports and instructions and schematic drawings and diagrams.
  • Independently use modern welding and cutting equipment, conduct repairs and do related fabrication.
  • On a continuous basis, know and understand operations and observe safety rules.  Intermittently diagnose and analyze problem equipment; identify and locate equipment; interpret work orders; remember equipment location; and explain jobs to others.
  • Intermittently, sit while studying or preparing reports; bend, squat, climb, kneel and twist when performing installation or repair of equipment; perform simple and power grasping, pushing, pulling and fine manipulation; regularly lift very heavy weight.
  • Use a forklift, hydraulic lift, hand cart, hand, air and power tools and welding tools and equipment.
  • Communicate clearly and concisely, both orally and in writing.
  • Work with various cultural and ethnic groups in a tactful and effective manner.
  • Establish and maintain effective working relationships with those contacted in the course of work.

CLASS: 11610; EST: 5/1/1996; REV: 5/9/2005;