HVAC Controls Service Technician

Zohorecruit; Charlotte (NC); On-site; USD 70,000 - 95,000; Full time

Benefits offered by this job

Employer-paid benefits

401(k)

Paid time off

Paid holidays

Company vehicle

Tech package

Training & development

Job summary

Zohorecruit in Charlotte, NC is seeking an HVAC Controls Service Technician to join a team serving complex commercial, institutional, and mission-critical facilities.

You will troubleshoot and service HVAC controls, support Tridium Niagara-based systems, and diagnose controller, sensor, and network issues while working with RTUs, AHUs, VAVs, chillers, boilers, and VFDs. Excellent problem-solving, communication, and a valid driver's license are required.

Qualifications

• Experience troubleshooting HVAC controls, DDC systems, or Building Automation Systems.
• Knowledge of BACnet or similar protocols.
• Ability to read wiring diagrams, control drawings, and sequences of operation.
• Valid driver's license and strong customer service skills.

Responsibilities

• Troubleshoot and service HVAC controls and building automation systems.
• Support and maintain Tridium Niagara-based systems.
• Diagnose communication, controller, sensor, and network issues.
• Work with RTUs, AHUs, VAV, chillers, boilers, pumps, and VFDs.
• Optimize performance for comfort, efficiency, and reliability.
• Assist with upgrades, controller replacements, graphics, and commissioning.
• Collaborate with service teams and build customer relationships.

Skills

HVAC controls troubleshooting

DDC systems

Building automation systems

BACnet protocols

Wiring diagrams reading

Communication skills

Valid driver's license

Customer service

Tools

Tridium Niagara

Job description

Charlotte, United States | Posted on 07/08/2026

Take Your HVAC Career Beyond Wrenches and Gauges

If you're the technician everyone calls when the problem isn't obvious…

if you enjoy troubleshooting, solving complex system issues, and understanding how buildings actually operate....

This may be the opportunity you've been looking for.

We're seeking an HVAC Controls Service Technicia n to join a growing team supporting some of the region's most sophisticated commercial, industrial, institutional, and mission-critical facilities.

This isn't a role where you'll be changing filters all day.

You'll work with advanced HVAC control systems, Tridium Niagara platforms, DDC controls, VFDs, chillers, boilers, air handlers, and building automation technology that keeps facilities running efficiently and occupants comfortable.

If you enjoy combining HVAC expertise with technology, analytics, and problem-solving, you'll thrive here.

What You'll Be Doing

• Troubleshooting and servicing HVAC controls and building automation systems
• Supporting and maintaining Tridium Niagara-based systems
• Diagnosing communication, controller, sensor, actuator, and network issues
• Working with RTUs, AHUs, VAV systems, chillers, boilers, pumps, cooling towers, and VFDs
• Optimizing system performance to improve comfort, efficiency, and reliability
• Assisting with system upgrades, controller replacements, graphics modifications, and commissioning activities
• Partnering with HVAC service teams to solve complex controls-related issues
• Building trusted relationships with customers through technical expertise and exceptional service

Requirements

What We're Looking For

• Experience troubleshooting HVAC controls, DDC systems, or Building Automation Systems
• Strong understanding of commercial HVAC equipment and operation
• Experience with BACnet or similar communication protocols
• Ability to read wiring diagrams, control drawings, and sequences of operation
• Strong troubleshooting mindset and desire to learn
• Excellent communication and customer service skills
• Valid driver's license

Whether you're an experienced Controls Technician or a Commercial HVAC Technician with strong controls exposure, we'd love to talk.

Why Technicians Join Us

100% Employer-Paid Medical, Dental, and Vision Insurance for Employees

Family coverage available at significantly reduced costs

401(k) with company contributions

Generous Paid Time Off

Paid Holidays

Company Vehicle

Technology Package Provided

Ongoing Training & Professional Development

Controls is one of the fastest-growing specialties in the mechanical industry, and this role offers the opportunity to continue expanding your expertise with industry-leading technology and complex building systems.

You'll work in environments including:

• Commercial Office Buildings
• Institutional Campuses
• Mission-Critical Facilities
• Government Buildings
• No two days are the same.

A Team That Invests In You

We believe great technicians deserve great support. You'll be surrounded by experienced professionals who value teamwork, continuous improvement, and doing the job right.

Build the Future of HVAC

The HVAC industry is becoming increasingly driven by controls, automation, and technology. This is your opportunity to be part of that evolution while working with a company that values your expertise, invests in your growth, and rewards your success.