Service Technician

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** Submit your application
** We're excited you're interested in joining our team. Fill out the form to help us learn more about you and your skills.

At Sum Zero, we don’t just fix systems — we build professionals. If you’ve got experience in the field and care about the work you leave behind, you’ll find a home here. Our service technicians aren’t just parts-swappers. They’re trusted advisors, system detectives, and the face of our company every time a customer needs us most.#
** Keep Systems Running.**##
** Help Customers. Grow Your Skills. Wear the Badge Proudly.
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* Location:

** Holliston, MA* $30–$40/hr starting pay for experienced techs* $18/hr starting pay for apprentices with clear growth milestones
* ** Company van, uniforms, and tools (or tool reimbursement)**
* ** Health insurance, paid time off, and Simple IRA retirement contributions**
* ** A career ladder with written goals, not vague promises**
* ** Daily support from leadership who’ve walked in your boots
*** A team culture built on mentoring, accountability, and pride
* 3+ years of experience in HVAC service (or desire to grow into it)
* Certification from an accredited HVAC program preferred
* Comfort with low-voltage, ductless, and refrigeration systems
* Clear, respectful communication skills with customers and teammates
* A mindset of continuous improvement — in your work and your character##
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