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Diesel Maintenance Mechanic

Job in Rialto, San Bernardino County, California, 92377, USA
Listing for: Thompson Pipe Group
Full Time position
Listed on 2026-03-06
Job specializations:
  • Trades / Skilled Labor
    Heavy Equipment Mechanic, Diesel Mechanic, Automotive Technician
Salary/Wage Range or Industry Benchmark: 35 USD Hourly USD 35.00 HOUR
Job Description & How to Apply Below
Thompson Pipe Group is currently looking for an Industrial Diesel Mechanic:

Starting at $35/hour DOE

Who We Are

Thompson Pipe Group is a privately held family business of engineers, contractors, and manufacturers based in Rialto, California. From humble beginnings, we built a family of products to meet the needs of all kinds of infrastructure. Each generation of products is better than the previous.

Thompson Pipe Group is now the largest and most diverse drainage, sanitary, pressure and trench-less pipe provider, with manufacturing locations across the country and serving not just the US but all of North America. Please visit our website at

JOB SUMMARY

Under general supervision performs very specific skilled work. Maintains the plant's mechanical, diesel, electrical, and electronic equipment. Welds to repair and fabricate components essential to production processes. Maintains and repair's structure, piping, fixtures and equipment. Performs predictive and preventive maintenance. Performs other duties of a similar nature as may be required.

Essential Functions:
  • Tasks and activities of company's fleet auto repair shop, working on gas- and diesel-powered vehicles, trucks, and heavy equipment.
  • Performs preventive maintenance such as changing oil, greasing and replacing parts on a scheduled basis
  • Under supervision, replaces parts and performs minor repairs as necessary
  • Replaces designated lube fittings and tires utilizing air tools and hand tools
  • Uses schematics, service manuals and parts lists in setting up and performing repairs
  • Operate Fuel/Lube truck to deliver fuel/lube to equipment on site
  • Performs other duties as required
  • Performs all duties and activities in a manner that conforms to safety requirements
  • Maintain work area clean and safe work practices
  • Takes the initiative to get things done.
  • Checks, communicate and fill necessary fluids (battery, powering steering, and washer fluid)-replace all caps.
Required Experience:
  • 2 years of Diesel Mechanic experience
  • DOT Certified Mechanic
  • Hands on experience with lube, oil, filter, brakes, tire (auto, lt truck, commercial, and farm) preventative maintenance fluid flushes.
  • Locate, diagnose and repair mechanical malfunctions in gas and diesel-powered vehicles and equipment.
  • Ability to diagnose/troubleshoot regeneration systems
  • Ability to troubleshoot electrical systems
  • Must have experience using a standard/metric wrench and socket set, screwdriver s, hammer, impact gun and sockets, pry bar, alignment toe hooks, air hammer, tape measure, vise grips, torque bits, wheel bearing socket set, 12 volt test light, and oil filter tools to perform the duties of the GMT position
  • Must be able to lift 50 Lbs. easily
  • Lube tech: 1 year (Required)
  • Truck Tire Installer: 1 year (Required)
  • Must be able to provide your own tools
Work Environment
  • While performing the duties of this job, the employee is frequently exposed to fumes or airborne particles, moving mechanical parts and vibration. The noise level in the work environment can be loud.
Physical Demands
  • While performing the duties of this job, the employee is occasionally required to stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; reach with hands and arms; climb stairs; talk or hear. The employee must occasionally lift or move products and supplies, up to 75 pounds.
Position Type/Expected Hours of Work

This is a full-time position.

What We Offer
  • Thompson offers a variety of benefit plans and a company-matched 401K retirement plan
  • Life and Supplement Life
  • Employee Discounts
  • Paid Holidays
  • Company Events
  • Training and Development
  • Career Advancement Opportunities
We are located at 3009 N Laurel Ave Rialto CA 92377

EOE/AA - M/F/Vet/Disability

Thompson Pipe Group is an Equal Opportunity Employer, and we pride ourselves on recruiting, employing, training, compensating, and promoting regardless of race, religion, color, national origin, sex, disability, age, veteran status, and other protected status as required by applicable law.
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