Boiler Heating and Tankless Water Heater Service Technician

Job overview

The Boiler Heating and Tankless Water Heater Service Technician role is onsite in New York, New York, serving residential and light-commercial customers throughout Brooklyn and the surrounding New York City area. Compensation is $50,000–$100,000 per year. The position supports Mazgan Air Conditioning & Heating Repair’s heating and hot-water service work. The technician diagnoses, repairs, installs, and maintains boilers and water-heating systems, helping customers restore heat and hot water and keep systems operating. The role also documents service work and explains repair recommendations to customers.

What you'll do

• Diagnose and repair gas boilers and hydronic heating systems
• service conventional and high-efficiency boilers
• diagnose and repair tankless water heaters
• install and service standard and indirect water heaters
• troubleshoot pumps, valves, controls, thermostats, and relays
• perform maintenance, cleaning, testing, and combustion checks
• explain recommendations
• and complete job notes, photographs, and service documentation.

What we're looking for

Skills & competencies

service technician

boiler heating

tankless water heaters

hydronic heating

new york ny

mazgan air conditioning & heating repair

full-time

$50k–$100k/year

residential service

light commercial

401(k) matching

paid training

company vehicle for qualified technicians

Work arrangement

• Weekend coverage required

Benefits & perks

• 401(k) matching, full-time year-round work, overtime and performance-based earning opportunities, company vehicle for qualified technicians, paid training, and advancement opportunities.

Why this role

The posting emphasizes boiler, hydronic, and water-heater experience and offers training in air conditioning, heat pumps, and advanced HVAC systems. Some evenings, weekends, and emergency service may be required during heating season.

About the employer

Mazgan Air Conditioning & Heating Repair is hiring for this role. Industry: Plumbing, Heating, and Air-Conditioning Contractors. Sector: 23.