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Diesel Mechanic

Hadco Construction
Lehi, UT Full Time
POSTED ON 12/20/2025
AVAILABLE BEFORE 1/17/2026
Hadco Construction is seeking an experienced Diesel Mechanic to maintain and repair our fleet of heavy-duty trucks and semis used in dirt and construction environments. This role ensures our equipment stays reliable and safe under demanding job site conditions.

What You'll Do

  • Diagnose, repair, and maintain diesel engines, drivetrains, brakes, hydraulics, and electrical systems on heavy-duty trucks and semis
  • Perform routine inspections and preventive maintenance to minimize downtime
  • Troubleshoot issues related to equipment working in dirt and off-road conditions
  • Complete work orders and service records with accuracy and detail
  • Operate vehicles to test systems after repairs
  • Respond to field service calls when trucks require on-site repair
  • Follow OSHA and company safety standards at all times

What We're Looking For

  • 3 years of experience as a diesel mechanic working on heavy-duty trucks or semis
  • Strong knowledge of diesel engines, drivetrains, hydraulics, and electrical systems
  • Familiarity with DOT requirements and inspections for commercial trucks
  • Ability to use diagnostic tools, service manuals, and technical documentation
  • Welding and fabrication experience preferred
  • Valid driver's license (CDL preferred but not required)
  • Must be at least 18 years old and able to pass a pre-employment drug screen

Physical Demands & Working Conditions

  • Frequent lifting and moving of parts and tools weighing 50 lbs.
  • Regular bending, kneeling, and climbing on/off trucks and equipment
  • Work performed in both shop and outdoor environments, often in dirt and construction site conditions
  • Exposure to grease, fumes, noise, and heavy machinery on a daily basis

Salary.com Estimation for Diesel Mechanic in Lehi, UT
$47,632 to $60,666
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