Diesel Technician — Diagnostics, Repairs & PM

Nextran Truck Centers; Mediapolis (IA); On-site; USD 47,000 - 71,000; Full time

Job summary

A commercial truck dealership in Mediapolis, Iowa is seeking a skilled Diesel Technician to keep trucks road-ready. You will diagnose mechanical and electrical issues, conduct preventative maintenance, and perform repairs. Ideal candidates have hands-on experience working on diesel engines, a strong commitment to safety, and a valid driver’s license. Join a team that values high-quality work and ensures customer commitments are met. Apply before February 27th, 2026.

Qualifications

• 4+ years of related experience and/or training preferred.
• Valid Driver’s License with a good driving record (CDL preferred).

Responsibilities

• Diagnosing mechanical and electrical issues.
• Performing preventative maintenance and inspections.
• Completing repairs ranging from minor fixes to major overhauls.
• Disassembling and reassembling components accurately and efficiently.
• Documenting work with clear, detailed service notes.
• Using basic computer systems for work orders and diagnostics.
• Performing other duties as assigned.

Skills

Hands-on experience working on diesel engines or commercial trucks

Strong diagnostic, troubleshooting, and problem-solving skills

Attention to detail with a commitment to safety and quality

Ability to work independently and as part of a team

Basic computer skills

Education

High School Diploma and/or GED

Job description

A commercial truck dealership in Mediapolis, Iowa is seeking a skilled Diesel Technician to keep trucks road-ready. You will diagnose mechanical and electrical issues, conduct preventative maintenance, and perform repairs. Ideal candidates have hands-on experience working on diesel engines, a strong commitment to safety, and a valid driver’s license. Join a team that values high-quality work and ensures customer commitments are met. Apply before February 27th, 2026.