Job Details

Job Description Job Description Make your mark as a Diesel Technician - Mobile Mechanic with National Wrecker Service in Portsmouth, NH!
Job Snapshot:
Pay: $38/hr starting pay, plus night-call incentives
Schedule: This full-time role follows a 4-day on / 4-day off rotation, including 8am–8pm on-site shifts and on-call responsibilities from 8pm–8am during the same four days. Mechanics who live close to the central location may take their truck home for after-hours calls.
Benefits: Health, dental, life insurance, short- and long-term disability coverage optional, a 401(k) with company match, paid time off (PTO), and uniforms
Who Were Looking For:
Diesel mechanic experience
Heavy truck repair experience
Knowledge of all makes, including Cummins, Detroit, International, Hino, Isuzu, etc.
Knowledge of computer diagnostics and electrical systems
Knowledge of air system diagnostics and repairs
Understanding of steering, suspension, air brakes, and general truck systems
Current medical card
Valid drivers license and a clean driving record
What Youll Do As Our Diesel Technician - Mobile Mechanic:
Provide on‑site repairs and maintenance for diesel trucks and trailers
Work with engines from Cummins, Detroit, International, Hino, Isuzu, and others
Perform computer diagnostics and electrical troubleshooting
Repair air systems, suspension, steering components, and air brakes
Apply strong diesel knowledge and heavy-truck repair experience in the field
The Bigger Picture:
For over 50 years, National Wrecker Service has delivered dependable roadside assistance and towing throughout New England. Our foundation is built on strong customer relationships, quality workmanship, and an unwavering dedication to service. As a family-owned business, we maintain a culture where employees are supported, appreciated, and given opportunities to grow. We value reliability, honesty, and the pursuit of excellence - and we pass those values on to every team member. When you join us, you become part of a long-standing tradition of high standards, community involvement, and a company that truly takes care of its people.
Lets Get Started: Youre minutes away from applying to the future that you deserve! Just fill out our initial application to become our Diesel Technician - Mobile Mechanic.

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