Diesel Technician: Heavy-Duty Engine & Fleet Reliability

Central Processing; Roberts (WI); On-site; USD 52,000 - 76,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k) match

8 Paid holidays

Paid Time Off

Referral rewards program

Wellness program with rewards

Flexible Savings Options

Employee Assistance Program

Paid Life Insurance

Safety focused: GUARD for Life

Voluntary critical illness & accident

Optional Uniform Program

Job summary

County Materials Family of Companies in Roberts, WI is hiring a Diesel Technician to maintain and repair trucks and heavy‑duty equipment, ensuring safe, DOT‑compliant operations.

The role emphasizes diagnosing diesel engines, performing preventive maintenance, wiring, hydraulics, and documenting repairs while adhering to safety and quality standards. 1st shift with overtime may be required.

Qualifications

• High School Diploma or Equivalent.
• Minimum of 2 years' experience in diesel mechanics.
• Pro-active, multi-tasked, self-motivated team player and positive attitude.
• Strong hydraulic, mechanical, welding experience.
• A valid driver's license and good driving record is required.
• CDL preferred.
• Work is typically performed in an Indoor, Outdoor, Field, environment including extreme hot or cold temperature in confined areas.
• Exposure may include: Noise, weather, machinery, chemicals.
• Travel required as needed.
• Typical work hours/shifts: 1 st shift, overtime expectations mandatory.

Responsibilities

• Troubleshoot, diagnose, and repair diesel engines, trucks, and heavy-duty equipment.
• Perform mechanical, hydraulic, and pneumatic repairs as needed.
• Complete preventative maintenance (PMs) and DOT inspections.
• Respond to emergency and unscheduled equipment breakdowns to reduce downtime.
• Read and interpret technical manuals, schematics, and service documentation.
• Operate, maintain, and inspect shop tools and equipment.
• Follow all safety procedures, regulatory requirements, and quality standards.
• Accurately document repairs, inspections, and maintenance activities.
• Support team operations and assist with special projects or tasks.
• Use hand and power tools, material handling equipment, welders, and cutting torches.
• Maintain a clean, organized, and safe work area.
• Perform other related duties as assigned.

Skills

Diesel engine troubleshooting

Heavy-duty equipment maintenance

Reading technical manuals

Welding

Safety compliance

Education

High School Diploma or Equivalent

Job description

County Materials Family of Companies in Roberts, WI is hiring a Diesel Technician to maintain and repair trucks and heavy‑duty equipment, ensuring safe, DOT‑compliant operations.

The role emphasizes diagnosing diesel engines, performing preventive maintenance, wiring, hydraulics, and documenting repairs while adhering to safety and quality standards. 1st shift with overtime may be required.