HERS Rater – C2S Energy LLC (New Bedford, MA)

Posted: November 10, 2026

Job Title: HERS Rater

Company: C2S Energy LLC

Location: New Bedford, MA and surrounding service area (field-based)

Type: Full-time

Pay: $65,000.00 – $85,000.00 per year, depending on experience

Benefits: Health benefits, company vehicle

C2S Energy, a Mass Save certified contractor based in New Bedford, MA, is looking for a certified HERS Rater to perform home energy ratings, testing and inspections that support our Mass Save heat pump and energy efficiency projects. You'll be a key part of keeping our work accurate, compliant and on schedule.

What You'll Do

• Perform HERS ratings and energy modeling on existing and new homes
• Conduct blower door and duct leakage testing
• Complete pre- and post-installation inspections and quality verifications
• Verify work meets Mass Save, utility program and code requirements
• Prepare reports, photos and documentation for program submissions
• Mentor and support field inspection staff

What We're Looking For

• Active RESNET HERS Rater certification (recently certified raters welcome)
• BPI certification a plus
• Experience with energy modeling software (e.g., REM/Rate, Ekotrope)
• Working knowledge of building science, HVAC systems and heat pumps
• Familiarity with Mass Save and the Massachusetts Stretch Code preferred
• Valid driver's license and clean driving record

How to Apply: Apply through the Careers page at www.c2senergy.com