Customer Service Representative

SumZero Energy Systems; Holliston (MA); On-site; USD 34,000 - 44,000; Full time

Benefits offered by this job

Health insurance

Simple IRA retirement contributions

Paid vacation, holidays and sick days

Job summary

SumZero Energy Systems in Holliston, MA is seeking a friendly CSR to be the first impression for customers calling about heating or cooling system issues. You are not a call center robot—you're the calm voice, guiding customers and scheduling service or sales appointments.

This on-site, full-time role offers competitive starting pay ($25+ per hour, DOE), paid vacation and holidays, health insurance, Simple IRA contributions, and a supportive team that values accuracy, kindness, and

Qualifications

• Strong phone communication and typing skills.
• Ability to multitask and stay organized in a fast-paced environment.
• Team-first attitude and reliability.
• Previous experience in customer service or dispatch is a plus.

Responsibilities

• Answer incoming calls and schedule service or sales appointments
• Ask the right questions, listen with care, and guide the customer
• Accurately enter customer data, job notes, and scheduling preferences
• Follow up with customers to confirm appointments or next steps
• Coordinate with techs and department heads to resolve issues fast
• Be a calm, professional voice - no matter how the day is going

Skills

Phone communication

Typing skills

Organizational skills

Teamwork

Job description

NEW

Be the Voice That Sets the Standard

Join Our CSR Team

At SumZero, we believe the way a customer feels after a phone call is just as important as the fix we provide. As a CSR, you are not a call center robot - you're the first impression, the calming voice, the trusted guide when someone's heating or cooling system isn't working and they need help, fast. This role is perfect for someone who loves serving others, stays composed under pressure, and believes that accuracy, kindness, and follow-through matter.

• Answer incoming calls and schedule service or sales appointments
• Ask the right questions, listen with care, and guide the customer
• Accurately enter customer data, job notes, and scheduling preferences
• Follow up with customers to confirm appointments or next steps
• Coordinate with techs and department heads to resolve issues fast
• Be a calm, professional voice - no matter how the day is going

Hours: Full Time

Location: Holliston, MA

On-Site Position

Start Date: As soon as you're ready

What You'll Get

• $25+/hr starting pay, depending on experience
• Paid vacation, holidays, and sick days
• Health insurance and Simple IRA retirement contributions
• A supportive team culture that rewards follow-through and excellence
• Leadership that listens and mentors

I never felt like just another cog. Here, they actually listen and help you grow. - Caitlin S., CSR since 2022

What You Bring

• A genuine desire to help others and make their lives easier
• Strong phone communication and typing skills
• Ability to multitask and stay organized in a fast-paced environment
• A team-first attitude - you don't pass the buck
• Previous experience in customer service or dispatch is a plus

Real Reviews from Customers

We don't only talk about service; our customers confirm the difference. Listen to their stories and learn why SumZero is the trusted partner for heat comfort.

Your Growth Path

See how we train, promote, and coach the right people forward. We review every application personally. You'll hear back from us within 3 business days.

Location

84 October Hill Rd, STE 7
Holliston, MA 01746