Professional Diesel Technician (Flagstaff, AZ)

Southwest Truck & RV; Flagstaff (AZ); On-site; USD 130,700,000 - 186,148,000; Full time

Benefits offered by this job

Health insurance

5 paid vacation days

1 personal day per year

3 sick days per year

7 paid holidays per year

Paid training

ASE certification reimbursement

Employee discounts

Sign-on bonus and relocation support

Job summary

Southwest Truck & RV in Prescott Valley, AZ is seeking an experienced Professional Diesel Technician to diagnose and repair a wide range of diesel engines, transmissions, and electrical systems. The role covers Class 7/8 trucks and RVs, with no coach work and a focus on quality, first-time fixes.

The position runs Monday–Friday from 8:00 AM to 5:00 PM, offering a competitive wage up to $115,000+ per year depending on experience, plus benefits and training opportunities.

Qualifications

• Experience diagnosing diesel systems and performing accurate repairs.
• Strong electrical diagnostics and ability to troubleshoot complex failures.
• Experience with powertrains (Powerstroke/Duramax/Cummins) and heavy-duty trucks/RVs.
• Ability to work independently, document work clearly, and stay organized.

Responsibilities

• Diagnose complex electrical and mechanical failures.
• Develop repair plans and execute quality repairs correctly the first time.
• Maintain thorough documentation and communicate findings to team.
• Operate with a focus on safety, efficiency, and customer satisfaction.

Skills

Diesel diagnostics

Electrical diagnostics

Heavy-duty truck experience

RV experience

Powerstroke/Duramax/Cummins

Independent work

Documentation skills

Professional tools

Education

ASE certifications (advantage)

CDL beneficial

Tools

Scan tools

Diagnostic scopes

Vehicle lifts

Laptop with repair software

Job description

PROFESSIONAL DIESEL TECHNICIAN - SOUTHWEST TRUCK & RV

Prescott Valley, AZ | Monday-Friday | No Weekends

Up to $115,000+ per year depending on experience and performance

Southwest Truck & RV is looking for an experienced, professional Diesel Technician who can accurately diagnose complex failures with little to no supervision, develop a repair plan, and complete quality repairs correctly the first time. We are a locally owned, professional repair facility working on a wide variety of vehicles, including gas-powered vehicles, light-duty diesel pickups, Class 7 & 8 diesel trucks, RVs, trailers, and Onan generators. Our RV work is engine and chassis - no coach work.

What We're Looking For:

• Strong diesel diagnostic and repair experience
• Strong electrical and diagnostic skills
• Experience with Powerstroke, Duramax and Cummins
• Heavy-duty truck and/or RV experience
• Experience with injectors, turbos, fuel systems, HVAC, brakes, steering/suspension and drivability concerns
• Preventive maintenance and inspection experience
• Ability to work independently and efficiently
• Good documentation and communication skills
• Dependable, organized and accountable
• Own professional technician tools
• ASE certifications are a plus, but not required
• CDL is a plus but not a requirement

What We Provide: Experienced and competent front office personnel. The proper equipment and support to set up the team for success. Our shop provides up-to-date scan tools, scopes, vehicle lifts - including lifts for commercial trucks and RVs - and each technician is provided a laptop loaded with the software needed to succeed.

Pay & Benefits:

• $35-$55/hour (hourly wage not flat rate) depending on experience
• Monday-Friday, 8:00 AM-5:00 PM
• Health insurance
• 5 paid vacation days your first year
• 1 personal day / year
• 3 sick days / year
• 7 paid holidays / year
• Paid training
• ASE certification reimbursement
• Employee discounts
• Sign-on bonus and/or relocation assistance depending on the situation

The Technician We Want:

If you take pride in your work, can accurately diagnose both electrical and mechanical failures, and want to work with a team that supports and encourages one another, expects quality but still likes to have fun, we'd like to talk to you