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Licensed and insured, we operate in the states of Massachusetts and New Hampshire

Heating

Home Heating Systems

Installation, maintenance, and repair services improve the energy efficiency of your home and reduce heating costs. learn more

Air Conditioning

Central AC Systems

Efficient and affordable central air conditioning systems improve indoor air quality and help you beat the heat. learn more

Plumbing

All Your Plumbing Needs

From emergency plumbing services to complete plumbing system renovation and remodeling, we do it all. learn more

Coverage

We Are Where You Are

Massachusetts and southern New Hampshire residents rely on Main Stream Mechanical. learn more

Plumbing and HVAC Employment Opportunities

Service Technicians and Other Positions Open!

As a long time provider of heating, air conditioning and plumbing services to homeowners in Massachusetts and Southern New Hampshire, we are always looking to hire professional, qualified team members.  We offer a comprehensive pay and benefits package that includes medical and dental insurance, 401K, bonus program, company vehicle, paid vacation time and paid holidays.

If you are looking for stable employment, are well organized and have excellent customer service skills, please submit your resume and cover letter to:

Brenda Castonguay

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Residential Service Technicians

Experienced technicians must have a minimum of 3 years  experience troubleshooting and repairing gas boilers and furnaces, air conditioning , oil furnaces and boilers, heat pumps. Candidates must have a valid MA Gas Fitters License and MA Oil Burner License.  Refrigeration License and NH Gas Fitters License a plus. Candidate must also participate in rotating on call schedule during the Fall-Spring and must have a valid driver’s license with a clean driving record.

HVAC Installer

Candidate will be responsible for the installation of residential heating and air conditioning equipment. Qualified candidate will have a minimum of 3 years experience installing gas and oil-fired heating equipment, central a/c and mini-split a/c. Candidate must ensure that the job is installed “to code” and within the time frame established for the job.  Candidates must have a valid MA Gas Fitters License, MA Oil Burner License, MA Sheet Metal License and Refrigeration License.  NH Gas Fitters License a plus. Must have valid driver’s license with a clean driving record.

Residential Plumbers

Candidate must have a minimum of 3 years experience with all facets of residential plumbing including hot water boiler and water heater installations.  Must know all applicable codes for new construction.  MA Plumbing License required, NH Plumbing License a plus.  Must have valid driver’s license with a clean driving record.

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