Heavy Equipment Field Mechanic

Job Summary  

The Heavy Equipment Field Mechanic is responsible for diagnosing, repairing, and maintaining heavy construction equipment in the field to ensure optimal performance and safety.

Essential Duties: 

• Perform advanced troubleshooting and diagnostics on hydraulic, pneumatic, electrical, and mechanical systems.
• Conduct preventive maintenance and emergency repairs on excavators, bulldozers, loaders, and other heavy machinery.
• Utilize OEM service manuals and electronic diagnostic tools for accurate repairs.
• Maintain detailed service records and ensure compliance with safety standards.
• Provide technical support and training to operators on proper equipment use.
• Support other operational tasks as needed.
• Ability to lift and carry up to 50lbs and perform physical tasks such as walking, squatting, reaching, pushing, and pulling for extended periods.
• Valid DL and clean driving record required

Technical Skills

• Hydraulic Systems:
• • Diagnose and repair hydraulic pumps, valves, cylinders, and hoses.
  • Knowledge of load-sensing and pressure-compensated systems.
• Electrical Systems:
• • Troubleshoot wiring harnesses, sensors, alternators, and starters.
  • Proficiency in reading electrical schematics and using multimeters.
• Diesel Engines:
• • Overhaul and repair diesel engines, fuel injection systems, and turbochargers.
  • Familiarity with emissions systems and DEF technology.
• Powertrain & Drivetrain:
• • Service transmissions, torque converters, and final drives.
  • Knowledge of track and undercarriage systems.
• Diagnostic Tools:
• • Experience with computerized diagnostic software (e.g., CAT ET, Komatsu Komtrax, John Deere Service Advisor).
  • Ability to interpret fault codes and perform calibrations.
• Fabrication & Welding:
• • MIG and stick welding for structural repairs.
  • Cutting and shaping metal components for field fixes.
• Safety & Compliance:
• • Understanding of OSHA standards and lockout/tagout procedures.
  • Ability to conduct risk assessments before repairs.

Qualifications: 

• Minimum 3–5 years of experience in heavy equipment maintenance.
• Strong mechanical aptitude and ability to work independently in field conditions.
• Valid DL and clean driving record required.
• Bilingual in English/Spanish is helpful. 

Safety/Physical Requirements 

• Ability to lift up to 50 lb alone or more with assistance.
• Position requires constant walking, lifting, pushing, pulling, lifting, squatting, bending, and use of power tools.
• This position is primarily field-based (travel to job sites required). Exposure to noise, moving mechanical parts, and varying weather conditions should be expected. 

Education 

• High school diploma or equivalent.
• A combination of relevant education and experience may be substituted for the minimum requirements. 

Reports to: Fleet Services Division Manager 

Pay Rate: $65,000.00 $110,000.00

Classification: Non-Exempt, In Person, Full Time 

Supervisory: This is a non supervisory role. 

Disclaimer: This job description may not be inclusive of all assigned duties, responsibilities, or aspects of the job described, and may be amended at any time at the sole discretion of the RLH Fire Protection, Inc.