Customer Service Representative - HVAC

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Our team is growing and we’re looking for best-in-class talent. We value experienced, career-minded employees who focus on teamwork, professionalism and an unparalleled commitment to customer service. We offer full-time employees a competitive benefits package that includes health, dental and vision insurance, along with life and AD&D insurance, 401k plans, vacation time and more.

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Position: Customer Service Representative - HVAC

Location: Manchester, NH

Job : 3835-API

# of Openings: 1

About mSupply TM

mSupply is a North American distributor of OEM repair parts and equipment serving the appliance, HVAC and plumbing industries. Headquartered in St. Louis, the company combines industry expertise with a broad product selection and a national distribution network.

With 2,000 employees across the United States and Canada, mSupply delivers speed and reliability at scale, with a vast product inventory and same-day shipping. Its family of brands is focused on making sure customers always get the Right Products. Right Now.™ For more information, visit

About API of NH/Delta T

API of NH/Delta T has served independent HVAC contractors across New England since 1969. Founded as a family business and now backed by the strength of a nationwide enterprise, the company focuses on customer service, product quality and contractor support, with expertise in hydronics and sheet metal fabrication. API of NH/Delta T distributes brands including Rheem and LG. For more information, visit

Job Summary

The Customer Service Representative (CSR) supports assigned accounts and inbound inquiries by delivering high-quality service related to product specifications, order processing, and general account support.

Job Duties & Responsibilities

• Responds promptly and professionally to customer inquiries via phone, email, and fax.
• Builds strong, solutions-focused relationships with customers and internal teams
• Manages communication with assigned accounts, handling product inquiries, pricing, and order processing (stock and special orders)
• Provides timely updates on order status, including back-orders, will-calls, and deliveries
• Shares pricing information, distributes dealer price sheets, and promotes current programs in line with company initiatives
• Supports Territory Managers with quote preparation, order entry, and account updates
• Collaborates with branch teams to deliver seamless customer service while independently managing workload to meet goals and deadlines
• Handles overflow calls, routes communications effectively, and ensures accurate message delivery
• Maintains proficiency in company systems for administrative tasks such as data entry, messaging, call logs, and workflow updates
• Performs additional duties as assigned, with flexibility to adapt to changing business needs and responsibilities

Qualifications

• High school diploma or GED equivalent
• 5+ years of experience in HVAC, customer service, or related functions
• Proficient in MS Office (Word, Excel, PowerPoint, Outlook) and standard office technology, including computers, scanners, phones, and virtual meeting platforms

Physical Demands & Work Environment

This full-time position requires approximately 40 hours per week and involves regular physical and sensory activity, including:

• Bending, lifting, and carrying materials weighing up to 50 lbs.
• Prolonged sitting (up to 8 hours), with intermittent standing and walking throughout the shift
• Continuous use of fingers, hands, and arms for computer and office-related tasks
• Frequent use of office equipment such as computers, phones, and scanners (up to 8 hours daily)
• Regular verbal communication via phone and in-person interactions (up to 6 hours daily)

What We Offer:

• Medical, dental, vision, and prescription coverage effective immediately
• 401(k) plan with company contributions
• Life insurance and short- and long-term disability coverage
• HSA/FSA options and an Employee Assistance Program (EAP)
• Paid time off, including vacation, holidays, and personal days
• Weekly pay, employee discounts, and more

Equal Employment Opportunity & Pre-Employment Requirements

mSupply is an Equal Opportunity Employer. We make employment decisions without regard to sex, age, race, color, creed, religion, national origin, citizenship or immigration status, sexual orientation, gender identity or expression, disability, genetic information, marital status, veteran or military status, or any other status protected by applicable federal, state, or local law. We are committed to providing reasonable accommodations for qualified individuals with disabilities and to applicants with sincerely held religious beliefs, in accordance with applicable law.

To request a reasonable accommodation, please contact  Final offers of employment may be contingent upon completion of job-related…