Senior HVAC/R Technician — Commissioning Specialist

Job overview

The Senior HVAC/R Technician — Commissioning Specialist role is onsite in North Billerica, MA. Compensation is not specified. The position supports the company’s equipment installation and service work, with a focus on proper commissioning and customer satisfaction. The role ensures newly installed equipment is commissioned correctly, troubleshoots refrigeration and air-conditioning systems, and performs warranty work. It also provides technical support and helps mentor apprentices to support reliable installations and service.

What you'll do

• Start up and commission new equipment
• troubleshoot refrigeration and air-conditioning systems
• support refrigeration installations, including walk-in units, ice machines, and packaged rooftop units
• oversee factory commissioning onsite when used
• provide technical support
• perform covered first-year warranty work
• mentor apprentices
• maintain manufacturer certifications and follow service bulletins.

What we're looking for

Skills & competencies

senior hvac/r technician

commissioning specialist

medford wellington service co

north billerica ma

refrigeration

hvac

equipment commissioning

troubleshooting

epa 608 universal

ma refrigeration license

warranty service

Work arrangement

• Weekend coverage required

Why this role

Requires a Massachusetts Refrigeration License, EPA 608 Universal Certification, and a valid driver’s license.

About the employer

Medford Wellington Service Co Inc. is hiring for this role. Industry: Plumbing, Heating, and Air-Conditioning Contractors. Sector: 23.