A boiler technician maintains boiler systems, overseeing maintenance, enforcing safety protocols, and adjusting controls. Your responsibilities may include performing routine maintenance on boilers and associated equipment, and piping systems, burners, and HVAC units. Other duties include keeping service and repair logs, communicating with customers or organizations, performing preventative checks on equipment, and promoting efficiency. Your mechanical skills and systems knowledge keep boilers functioning properly and ensure the safety of homeowners and businesses. Boiler technicians work with companies or as independent contractors.