Shop Diesel Technician

Looking For A Career Where You Can Make An Impact?

Job Location:

North Haven, CT - USA

Hourly Salary: $ 25 - 45

Posted on: 13-09-2025

Vacancies: 1 Vacancy

Job Summary

Job Title: Shop Diesel Technician
Location: North Haven CT
Job Type: Full-Time
Salary Range: $25-$45 hourly DOE

About Sonsray:
Sonsray moves mountains for the construction transportation and agriculture industries. We are the West Coasts largest Thermo King & CASE dealership offering sales parts service rental and leasing. We are committed to fostering a supportive and dynamic work environment.

Why work here
At Sonsray we value all employees their contributions and most importantly their ideas! We know that the key to moving mountains is teamwork. This is what we offer our team members:

Medical coverage (PPO HSA options)
Dental Vision and Life insurance provided at no cost
401K with competitive employer contributions
80 hours of annual vacation increasing with years of service
Uniforms provided annually
Annual boot voucher of $125.00
One full paid day off annually for community volunteer work
Birthday meal provided by Sonsray
Privately owned and operated with decisions made based on core values rather than corporate directives
Annual Holiday Party including covered airfare and hotel for employees and a guest
Emphasis on company growth and employee development
Open-door policy fostering a collaborative environment with active owner and management involvement

Responsibilities:

Diagnosis & Repair:
- Troubleshoot diagnose and repair components of truck trailer V-series refrigeration units gensets and APUs.
- Identify and repair failures including removing replacing and testing components with a multi-meter.
- Address freon leaks which involves assembling installing parts soldering and utilizing specialized refrigeration equipment.
Maintenance & Installation:
- Perform preventive maintenance component replacement and service of refrigeration equipment.
- Maintain transport refrigeration systems on trucks trailers APUs V-series units gensets and buses using scanners electronic test equipment and onboard computers for diagnostics.
- Install new Thermo King units on trailers trucks V-series units and APUs as required.
Documentation & Communication:
- Maintain accurate records of transport refrigeration unit services on trucks trailers APUs and gensets by reviewing shop orders and preparing estimates.
- Document the details of repairs needed or completed.
General Duties:
- Perform other duties and functions as directed by management to support the dealerships objectives.

Qualifications:

1-2 years experience diagnosing and repairing Thermo King Carrier APUs gensets and V-series units.
3 years experience in Diesel Mechanic
Skilled in using diagnostic tools scanners and multi-meters.
Knowledge of freon systems leak detection soldering and refrigeration component replacement. Able to perform preventative maintenance installations and accurate repair documentation.
Ability to lift up to 75 lbs and work in shop/outdoor conditions.
Basic computer literacy for diagnostics and repair logging.

Contact us at or 323.319.1900 Ext 1830
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Required Experience:

Job Title: Shop Diesel TechnicianLocation: North Haven CTJob Type: Full-TimeSalary Range: $25-$45 hourly DOE About Sonsray:Sonsray moves mountains for the construction transportation and agriculture industries. We are the West Coasts largest Thermo King & CASE dealership offering sales parts service...