Diesel Mechanic

Denning Companies; Chancellor (SD); On-site; USD 33,000 - 48,000; Full time

Benefits offered by this job

Health insurance

Dental and vision insurance

PTO

Referral bonus opportunities

Safety equipment provided

Job summary

Denning Companies in Chancellor, South Dakota seeks an experienced Diesel Mechanic to diagnose, repair, and maintain diesel-powered trucks, trailers, and related equipment. The role requires hands-on troubleshooting and the ability to work independently or with a shop team.

We offer hourly wages ($24–$35), health, dental and vision insurance, PTO, referral bonuses, and provided safety equipment. Typical schedule is Monday–Friday, 8:00 AM–5:00 PM, full-time, on-site in Chancellor.

Qualifications

• 2+ years of diesel mechanic or heavy-duty truck repair experience.
• Strong understanding of diesel engines, drivetrains, and electrical diagnostics.
• Ability to read service manuals, schematics, and repair docs.
• Strong troubleshooting skills and attention to detail.
• Ability to work independently and in a team.
• Valid driver’s license required; CDL preferred or willingness to obtain.
• Technical or trade school training preferred.
• ASE certifications are a plus but not required.
• High school diploma or GED required.

Responsibilities

• Diagnose, maintain, and repair diesel-powered trucks, trailers, and related equipment.
• Service engines, transmissions, brakes, suspension, steering, electrical systems, and other components.
• Troubleshoot mechanical, electrical, and hydraulic issues using diagnostic tools and manuals.
• Perform preventative maintenance and DOT inspections.
• Document repairs, labor, and parts used accurately.
• Communicate equipment concerns and recommended repairs to leadership.
• Assist with roadside repairs and emergency breakdowns as needed.
• Maintain a clean, safe, and organized work environment.

Skills

Diesel engine diagnostics

Troubleshooting

Service manuals & schematics

Independent & team worker

Valid driver’s license

Education

High school diploma or GED

Technical or trade school training

ASE certifications (plus)

Tools

Diagnostic tools

Job description

Denning Companies is seeking an experienced Diesel Mechanic to join our team in Chancellor, South Dakota. This hands-on position focuses on diagnosing, repairing, and maintaining diesel-powered trucks, trailers, and equipment to keep our operation running safely and efficiently.

We're looking for a dependable technician who enjoys troubleshooting mechanical problems, takes pride in quality workmanship, and can work both independently and as part of a shop team.

Compensation & Benefits

• $24-$35 per hour, depending on experience and qualifications
• Health insurance
• Dental and vision insurance
• Paid time off (PTO)
• Referral bonus opportunities
• Safety equipment provided

Schedule & Location

• Monday-Friday, 8:00 AM - 5:00 PM
• Full-time position
• On-site in Chancellor, South Dakota

What You'll Do

• Diagnose, maintain, and repair diesel-powered trucks, trailers, and related equipment.
• Service engines, transmissions, brakes, suspension, steering, electrical systems, and other mechanical components.
• Troubleshoot mechanical, electrical, and hydraulic issues using diagnostic tools and technical manuals.
• Perform preventative maintenance and DOT inspections in accordance with applicable requirements.
• Document repairs, labor, and parts used accurately.
• Communicate equipment concerns and recommended repairs to shop leadership.
• Assist with roadside repairs and emergency breakdowns as needed.
• Maintain a clean, organized, and safe work environment.

What We're Looking For

• Previous diesel mechanic or heavy-duty truck repair experience; 2 or more years preferred.
• Strong understanding of diesel engines, drivetrain systems, and electrical diagnostics.
• Ability to interpret service manuals, schematics, and repair documentation.
• Strong mechanical troubleshooting skills and attention to detail.
• Ability to work independently and contribute to a team environment.
• Valid driver's license required.
• CDL preferred, or willingness to obtain one.
• Technical or trade school training preferred.
• ASE certifications are a plus but are not required.
• High school diploma or GED required.