HVAC Controls Support Specialist

Mestek, Inc.; Westfield (MA); Hybrid; USD 65,000 - 90,000; Full time

Job summary

Mestek, Inc. in Westfield, MA is seeking an HVAC Technical Service Representative focused on controls to provide post‑sales support by phone, email and remote diagnostics to customers, contractors, and field technicians.

The role requires hands‑on experience with HVAC control systems, knowledge of BACnet/LonWorks/Modbus/N2, and strong problem‑solving and communication skills. Occasional travel is expected.

Qualifications

• Associate’s degree or technical school certification in HVAC or related field.
• Strong understanding of HVAC system operation and real‑world applications.
• Familiarity with BACnet, LonWorks, Modbus and N2 protocols.
• Hands‑on experience with control systems including relay logic and analog signals.
• Proficient in Word, Excel, Outlook and PowerPoint.
• Able to diagnose issues via phone, email, and remote diagnostics.
• Willing to travel domestically as needed.

Responsibilities

• Provide phone and email support to customers, technicians, and contractors.
• Develop technical understanding of Mestek control systems and related products.
• Verify control system functionality through hands‑on testing and analysis.
• Collaborate with engineering to update manuals, installation guides, and docs.
• Occasionally train customers or technicians on product functionality.
• Document support cases in the ticketing system with resolutions.
• Perform other duties as required.

Skills

Troubleshooting

Customer communication

Documentation

Technical problem solving

Team collaboration

Education

Associate’s degree or HVAC tech certification

Tools

BACnet

LonWorks

Modbus

N2

MS Office

Job description

Mestek, Inc. in Westfield, MA is seeking an HVAC Technical Service Representative focused on controls to provide post‑sales support by phone, email and remote diagnostics to customers, contractors, and field technicians.

The role requires hands‑on experience with HVAC control systems, knowledge of BACnet/LonWorks/Modbus/N2, and strong problem‑solving and communication skills. Occasional travel is expected.