Inside Sales Representative

7 days ago


Waltham, Massachusetts, United States J.C. Cannistraro LLC Full time

About J.C. Cannistraro 

As Boston's leading industrial mechanical contactor, Cannistraro is the premier provider of mechanical construction solutions. Specializing in HVAC, plumbing, and fire protection, our in-house fabrication capabilities and cutting-edge technology are designed to streamline your next construction project. At Cannistraro, we believe every role — in the field or the office — is a trade worth mastering. Our Service team supports commercial buildings across Greater Boston, helping clients maintain reliable HVAC, Plumbing, and Fire Protection systems through expertise, care, and commitment.

About the Inside Sales Representative Role

We're looking for a Service Inside Sales Representative who shares our passion for craftsmanship and customer service. In this role, you'll work closely with our Outside Sales Representatives and Service Technicians to ensure clients receive timely, accurate, and professional support. You'll help develop proposals, coordinate repairs, and build trusted relationships that keep our service operations running smoothly.

What You'll Do

  • Qualify leads and opportunities in collaboration with customers, technicians, and Outside Sales Representatives.
  • Prepare detailed service estimates and proposals, including labor, materials, and subcontractor costs for repair work, replacements, and preventive maintenance agreements.
  • Create and send proposals to customers in support of the Outside Sales team.
  • Assist with relationship management and ongoing customer communication.
  • Visit jobsites to gain a firsthand understanding of equipment, systems, and service needs.
  • Manage unassigned accounts and prepare related proposals when opportunities arise.
  • Support coordination of repairs, procurement of materials and equipment, and scheduling of subcontractors or deliveries.
  • Provide assistance with permit applications and CRM tracking for quoted opportunities.
  • Contribute to a positive, safety-first culture and uphold the company's core values of teamwork, integrity, and continuous improvement.

What You Bring

  • Associate degree, business certificate, or equivalent related experience.
  • 2–4 years of experience in a sales support or service coordination role (HVAC, plumbing, or construction industry experience a plus).
  • Strong organizational and time management skills with the ability to handle multiple priorities.
  • Clear written and verbal communication skills with customers, technicians, and vendors.
  • Proficiency with Microsoft Word, Excel, and Outlook; experience with CRM or database systems preferred.
  • A collaborative mindset and a desire to grow your craft within a supportive, team-based environment.

Why Join Us?

  • Be part of a team that values craftsmanship and continuous learning.
  • Work in an environment where collaboration, respect, and professionalism are at the core of everything we do.
  • Play a meaningful role in maintaining systems that keep businesses and communities running.
  • Access opportunities for career development and hands-on learning in the service trades.

If you take pride in your work, enjoy supporting others, and want to grow within a team that values your contribution — we'd love to hear from you.

If you require accommodations due to a disability to complete the application process, please contact Human Resources at or submit a request in writing to J.C. Cannistraro, LLC is an E-Verify Company.



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