Field Service Technician

Next Generation Mechanical, LLC.; Mount Juliet (TN); On-site; USD 34,000 - 48,000; Full time

Job summary

Next Generation Mechanical LLC in Mount Juliet, TN is seeking a Commercial HVAC, Refrigeration & Kitchen Equipment Technician. This full-time field role services commercial HVAC, refrigeration, and kitchen equipment with some travel across our Tennessee service area.

Technicians will diagnose, maintain, and repair restaurant appliances, perform preventive maintenance, and work on related electrical and plumbing components.

Qualifications

• Experience diagnosing and repairing commercial HVAC systems, refrigeration equipment, or commercial kitchen appliances.
• Strong mechanical troubleshooting skills and the ability to identify causes of failures.
• Working knowledge of electrical circuits, wiring diagrams, controls, motors, and safe diagnostic practices.
• Plumbing experience with drains, water lines, valves, and equipment connections.
• Experience performing preventive maintenance and verifying equipment operation after repairs.
• Commercial kitchen equipment experience is valued; willingness to work on restaurant appliances regularly.
• EPA 608 certification is preferred before performing refrigerant work.

Responsibilities

• Diagnose, service, repair, and install commercial heating, cooling, and ventilation equipment.
• Troubleshoot and repair commercial refrigeration equipment including walk-ins, coolers, and ice machines.
• Service commercial kitchen appliances: fryers, ovens, grills, warmers, and related equipment.
• Perform preventive maintenance: filter change, coil cleaning, drain cleaning, lubrication, belt inspections.
• Diagnose electrical issues: wiring, switches, capacitors, relays, sensors, motors.
• Perform plumbing troubleshooting and repairs: leaks, drains, water lines, valves.
• Inspect gas-powered equipment and complete repairs per qualifications and procedures.
• Read wiring diagrams and manuals; follow manufacturer service instructions.
• Coordinate with manufacturer support to troubleshoot and source parts.
• Respond to scheduled and emergency service calls; report status clearly.
• Document findings, work performed, parts used, and equipment data.

Skills

HVAC troubleshooting

Electrical knowledge

Plumbing experience

Customer communication

Safety awareness

Education

Technical training or trade school

Tools

Diagnostic tools

Meters & gauges

Trade tools

Job description

Next Generation Mechanical LLC provides commercial HVAC, refrigeration, commercial kitchen equipment repair, electrical, and plumbing services throughout Tennessee, Kentucky, North Alabama, and North Georgia. We support restaurants, retail locations, and other commercial facilities with preventive maintenance, troubleshooting, repairs, installations, and emergency service.

Our team services national restaurant brands and works on a wide variety of building systems and foodservice equipment. We value dependable technicians who take pride in their work, communicate clearly, follow safe work practices, and want to expand their technical skills.

Role Description

The Commercial HVAC, Refrigeration & Kitchen Equipment Technician is a full-time field position based in Mount Juliet, TN, with travel to customer locations throughout our service area. This position involves diagnosing, maintaining, and repairing commercial HVAC systems, refrigeration equipment, restaurant appliances, and related plumbing and electrical components.

Commercial kitchen equipment service is a regular part of this role. Technicians should be comfortable working on restaurant equipment and willing to develop skills across multiple service areas.

Responsibilities

• Diagnose, service, repair, and install commercial heating, cooling, and ventilation equipment, including rooftop units, thermostats, motors, blowers, belts, and controls.
• Troubleshoot and repair commercial refrigeration equipment, including walk-in and reach-in coolers and freezers, refrigerated prep tables, ice machines, and ice cream and soft-serve machines.
• Service commercial kitchen appliances, including fryers, conveyor ovens, grills, griddles, warmers, holding equipment, and other electric and gas-powered foodservice equipment.
• Perform preventive maintenance, including filter replacement, coil cleaning, drain cleaning, lubrication, belt inspections, electrical connection inspections, and operational testing.
• Diagnose electrical issues involving wiring, switches, contactors, capacitors, relays, sensors, heating elements, motors, and equipment controls.
• Perform plumbing troubleshooting and repairs involving leaks, drains, condensate lines, water supply lines, valves, and equipment connections.
• Inspect gas-powered equipment and related connections, diagnose operating issues, and complete repairs within applicable qualifications and company procedures.
• Check refrigerant pressures, locate leaks, and recover, evacuate, and charge systems in accordance with applicable requirements.
• Read and interpret wiring diagrams, schematics, technical manuals, and manufacturer service instructions.
• Work with manufacturer technical support to troubleshoot equipment and identify replacement parts.
• Respond to scheduled and emergency service calls and communicate repair status, equipment concerns, and follow-up needs.
• Document diagnostic findings, work performed, parts used, equipment information, and supporting photos accurately in the company’s service system.
• Identify additional repair needs and provide clear information to support proposals and customer approvals.
• Follow company purchasing, inventory, receipt, and vehicle stock procedures.
• Coordinate with dispatch, management, other technicians, and subcontractors to complete work efficiently.
• Maintain a clean work area and follow company and customer safety requirements.

Qualifications

• Experience diagnosing and repairing commercial HVAC systems, refrigeration equipment, or commercial kitchen appliances.
• Strong mechanical troubleshooting skills and the ability to identify the cause of equipment failures.
• Working knowledge of electrical circuits, wiring diagrams, controls, motors, and safe diagnostic practices.
• Plumbing experience involving drains, water lines, valves, and equipment connections.
• Experience performing preventive maintenance and verifying equipment operation after repairs.
• Commercial kitchen equipment experience is highly valued. Candidates should clearly describe their experience and willingness to work on restaurant appliances regularly.
• EPA Section 608 certification appropriate to assigned refrigerant work is required before performing that work.
• Experience with gas-fired cooking and heating equipment is beneficial.
• Ability to use diagnostic tools, meters, gauges, and standard trade tools.
• Clear customer communication, accurate service documentation, and strong attention to detail.
• Ability to work independently, manage service assignments, and collaborate with the team.
• Valid driver’s license and ability to travel to customer locations throughout the service area.
• Ability to safely perform the physical duties of the position, including lifting equipment, climbing ladders, accessing rooftops, and working in restaurant and mechanical spaces, with reasonable accommodation as applicable.
• Technical training, trade school, or equivalent field experience in HVAC, refrigeration, electrical, plumbing, or commercial appliance repair is preferred.