Diesel Technician: Engine & Truck Diagnostics Pro

Allegiance Fire & Rescue; Barrington (NH); On-site; USD 52,000 - 76,000; Full time

Benefits offered by this job

Competitive starting pay

Excellent health benefits

401(k) with company match

Paid time off

Job summary

Allegiance Trucks in Barrington, NH is seeking a Diesel Technician to perform technical service on vehicles and equipment, including troubleshooting and electrical work. Read repair orders and repair trucks, engines and components, install parts, and maintain safety standards.

Applicants should have 1–2 years of medium/heavy diesel experience, possess a full tool set, and complete diesel/auto training or possess equivalent hands-on experience. Strong safety mindset encouraged.

Qualifications

• 1-2 years minimum work experience as a Medium/Heavy Diesel Technician.
• Must possess a full set of personal hand tools and basic computer skills.
• Completed diesel/auto certificate programs or equivalent hands‑on experience.

Responsibilities

• Provide technical service on diesel vehicles including troubleshooting and electrical work.
• Read repair orders and perform repair of trucks, engines and components.
• Install parts and replace transmissions as needed.
• Maintain a neat, safe work environment and follow safety procedures.

Skills

Positive attitude

Mechanical aptitude

Brand experience

Diesel technician experience

Education

High School Diploma/GED

Technical certificate preferred

Tools

Personal hand tools

Job description

Allegiance Trucks in Barrington, NH is seeking a Diesel Technician to perform technical service on vehicles and equipment, including troubleshooting and electrical work. Read repair orders and repair trucks, engines and components, install parts, and maintain safety standards.

Applicants should have 1–2 years of medium/heavy diesel experience, possess a full tool set, and complete diesel/auto training or possess equivalent hands-on experience. Strong safety mindset encouraged.