What are the responsibilities and job description for the HVAC Installer position at SumZero Energy Systems?
NEW
Access the SumZero Heat Pump Planning Guide ★ Everything homeowners need to know before installing a heat pump.
About UsCareers at SumZeroWhy Join SumZero?Benefits & Culture
APPLY NOW
Craft Installs That Last
Build with Precision. Grow with Purpose.
Explore More
At SumZero, installation isn’t just about hooking up equipment. It’s about protecting customer trust, representing the brand on-site, and training the next generation of professionals. We’re looking for HVAC Installers who take pride in their craft and believe that a great install is the beginning of a long relationship — not the end of a transaction.
If you want to be part of a team that’s known for quality, accountability, and mentoring — this is your shot.
See Why Techs Stay Here
Apply for HVAC INSTALLER Role
What You’ll Do
Location: Holliston, MA
On-Site Position
Start Date: As soon as you’re ready
What You'll Get
—Maurice D., Service Manager
What You Bring
Meet the Team
Our Story – From Panera Bread Meeting to Inc 5000
Core Values
We Actually Follow
Leadership and Mission
Explore More Career Opportunities
Not sure this is your role? Check out:
Service Technician
HVAC
Solve problems. Restore comfort. Grow fast.
Holliston, MA
Full Time
See Details & Apply
Customer Service Representative
CSR
Become the friendly voice customers trust. Competitive pay, real growth.
Holliston, MA
Full Time
See Details & Apply
Your Growth Path
See how we train, promote, and coach the right people forward.
No pressure. Just possibilities.
We review every application personally. You’ll hear back from us within 3 business days.
Questions? Email us directly at careers@sumzeroenergy.com
Location
84 October Hill Rd, STE 7
Holliston, MA 01746
Phone
(508) 965-0046
CALL OR MESSAGE US
Company
About UsCareersContact UsService AreaOur CommunityOur Process
Resources
Case StudiesBlog ArticlesFAQsReferral ProgramCustomer Testimonails
Governance
Terms & ConditionsCookie PolicyPrivacy Policy
Our Services
Oil to Heat Pump ConversionGas to Heat Pump ConversionDuctless Mini-Split SystemsCentral A/CHybrid Heating ApplicationDuctwork & VentilationSmart HP Water Heater
Community Comfort | Serving Massachusetts Homes
Acton
Arlington
Ashland
Auburn
Bedford
Bellingham
Belmont
Berlin
Billerica
Blackstone
Bolton
Boston
Boxborough
Boylston
Braintree
Brookline
Burlington
Cambridge
Canton
Carlisle
Charlton
Chelmsford
Chelsea
Clinton
Concord
Dedham
Douglas
Dover
Dudley
Foxborough
Framingham
Franklin
Harvard
Holden
Holliston
Hopedale
Hopkinton
Hudson
Lancaster
Leicester
Leominster
Lexington
Lincoln
Littleton
Lynnfield
Malden
Maynard
Medfield
Medford
Medway
Melrose
Mendon
Milford
Millbury
Millis
Millville
Milton
Natick
Needham
Newton
Northborough
Northbridge
Norwood
Oakham
Oxford
Paxton
Princeton
Quincy
Randolph
Reading
Revere
Rutland
Saugus
Sharon
Sherborn
Shrewsbury
Spencer
Sterling
Stoneham
Stoughton
Stow
Sudbury
Sutton
Upton
Uxbridge
Wakefield
Walpole
Waltham
Watertown
Wayland
Webster
Wellesley
Westborough
West Boylston
Westford
Weston
Westwood
Weymouth
Winchester
Woburn
© 2026 Sumzero. All rights reserved.
Privacy PolicyTerms of ServiceCookies Settings
Access the SumZero Heat Pump Planning Guide ★ Everything homeowners need to know before installing a heat pump.
About UsCareers at SumZeroWhy Join SumZero?Benefits & Culture
APPLY NOW
Craft Installs That Last
Build with Precision. Grow with Purpose.
Explore More
At SumZero, installation isn’t just about hooking up equipment. It’s about protecting customer trust, representing the brand on-site, and training the next generation of professionals. We’re looking for HVAC Installers who take pride in their craft and believe that a great install is the beginning of a long relationship — not the end of a transaction.
If you want to be part of a team that’s known for quality, accountability, and mentoring — this is your shot.
See Why Techs Stay Here
Apply for HVAC INSTALLER Role
What You’ll Do
- Install new heating and air conditioning systems with precision and pride
- Follow clear project plans and execute top-tier workmanship
- Train and mentor apprentices during jobsite execution
- Diagnose and resolve installation-related system issues on-site
- Ensure compliance with all safety standards, code requirements, and protocols
- Communicate clearly with customers and project managers
- Keep your workspace clean, organized, and safe
- Represent the company with professionalism at every stop
Location: Holliston, MA
On-Site Position
Start Date: As soon as you’re ready
What You'll Get
- Great pay Bonuses, depending on experience
- Company vehicle, gas card, uniforms, and tool reimbursement
- Paid vacation, holidays, and health insurance
- Simple IRA retirement contributions
- Daily support and long-term opportunity
- A company culture rooted in mentorship, excellence, and respect
—Maurice D., Service Manager
What You Bring
- 5 years of HVAC install experience in residential systems
- Ability to read and interpret system designs and project plans
- Strong knowledge of air handlers, ducted/ductless systems, line sets, condensate management, and controls
- Experience with boiler system tie-ins and water/air balancing is a plus
- Valid driver's license and a clean driving record
- Willingness to lead crews and support junior teammates
- Pride in your work and accountability to your crew
Meet the Team
Our Story – From Panera Bread Meeting to Inc 5000
Core Values
We Actually Follow
Leadership and Mission
Explore More Career Opportunities
Not sure this is your role? Check out:
Service Technician
HVAC
Solve problems. Restore comfort. Grow fast.
Holliston, MA
Full Time
See Details & Apply
Customer Service Representative
CSR
Become the friendly voice customers trust. Competitive pay, real growth.
Holliston, MA
Full Time
See Details & Apply
Your Growth Path
See how we train, promote, and coach the right people forward.
No pressure. Just possibilities.
We review every application personally. You’ll hear back from us within 3 business days.
Questions? Email us directly at careers@sumzeroenergy.com
Location
84 October Hill Rd, STE 7
Holliston, MA 01746
Phone
(508) 965-0046
CALL OR MESSAGE US
Company
About UsCareersContact UsService AreaOur CommunityOur Process
Resources
Case StudiesBlog ArticlesFAQsReferral ProgramCustomer Testimonails
Governance
Terms & ConditionsCookie PolicyPrivacy Policy
Our Services
Oil to Heat Pump ConversionGas to Heat Pump ConversionDuctless Mini-Split SystemsCentral A/CHybrid Heating ApplicationDuctwork & VentilationSmart HP Water Heater
Community Comfort | Serving Massachusetts Homes
Acton
Arlington
Ashland
Auburn
Bedford
Bellingham
Belmont
Berlin
Billerica
Blackstone
Bolton
Boston
Boxborough
Boylston
Braintree
Brookline
Burlington
Cambridge
Canton
Carlisle
Charlton
Chelmsford
Chelsea
Clinton
Concord
Dedham
Douglas
Dover
Dudley
Foxborough
Framingham
Franklin
Harvard
Holden
Holliston
Hopedale
Hopkinton
Hudson
Lancaster
Leicester
Leominster
Lexington
Lincoln
Littleton
Lynnfield
Malden
Maynard
Medfield
Medford
Medway
Melrose
Mendon
Milford
Millbury
Millis
Millville
Milton
Natick
Needham
Newton
Northborough
Northbridge
Norwood
Oakham
Oxford
Paxton
Princeton
Quincy
Randolph
Reading
Revere
Rutland
Saugus
Sharon
Sherborn
Shrewsbury
Spencer
Sterling
Stoneham
Stoughton
Stow
Sudbury
Sutton
Upton
Uxbridge
Wakefield
Walpole
Waltham
Watertown
Wayland
Webster
Wellesley
Westborough
West Boylston
Westford
Weston
Westwood
Weymouth
Winchester
Woburn
© 2026 Sumzero. All rights reserved.
Privacy PolicyTerms of ServiceCookies Settings