Diesel Technician at Campbell Supply Company – Monroe Township, New Jersey

Diesel Technician / MechanicDealership Opportunity Location: South Brunswick, NJ

Pay Range: $25 – $45 per hour (based on experience)

Why Campbell Supply?Are you ready to take your diesel mechanic career to the next level? Join Campbell Supply, the largest Freightliner dealership in the Tri-State Area, where your skills are valued and your career growth is supported.

We’re a family-owned business since 1967 with seven locations across New Jersey, specializing in commercial and emergency vehicles including Freightliner, Western Star, Isuzu, Spartan, and KME Emergency Vehicles.

At Campbell Supply, you’ll have access to:

Monthly Bonus Opportunities

Freightliner OEM Training (in-person and online)

Hands-on mentorship and leadership development opportunities

A family-driven culture built on teamwork, respect, and innovation

What You’ll DoDiagnose, document, and repair engines, transmissions, and major components using company-supplied laptops and OEM software.

Perform troubleshooting, service, preventative maintenance, and reconditioning.

Follow proper warranty procedures and complete required documentation.

Attend OEM and dealer training (online and in-person).

Collaborate with drivers and co-workers to get the job done right.

What We’re Looking For3+ years’ experience as a diesel mechanic, fleet mechanic, or heavy equipment mechanic.

Formal training in diagnosing and repairing Class 3–7 vehicles preferred.

Strong problem-solving and troubleshooting skills.

Excellent communication and teamwork abilities.

Ability to work independently in a fast-paced environment.

Willingness to participate in continuous improvement and DTNA Elite Support initiatives.

Shifts AvailableWe have multiple shift options to fit your schedule:

Sun–Wed, 7:00am – 4:00pm

Wed–Sat, 7:00am – 4:00pm

Mon–Thu, 1:00pm – 11:30pm

Tue–Fri, 1:00pm – 11:30pm

Mon–Fri, 7:00am – 3:30pm

Mon–Fri, 3:30pm – 11:30pm

Overtime opportunities available.

Pay & BenefitsCompetitive pay: $40,000 – $100,000+ annually

Monthly Bonus Opportunities & Referral Program

Paid Vacation & Holidays

Medical, Dental & Vision Insurance

401(k) with Company Match (after 1 year)

Company-paid uniforms & laundry service

Employee discounts with preferred vendors

Career advancement through ongoing OEM training

Apply Today and join a team where your skills matter and your career has room to grow.