Dae Sung, LLC is currently seeking a full-time Lead HVAC Mechanic to support our newly awarded contract to provide operations and mechanical maintenance services at the Philip J. Philbin Federal Building in Fitchburg, MA.
HVAC Mechanic must have a minimum of eight (8) years experience working on large commercial heating and air conditioning equipment. HVAC Mechanic must be competent to perform preventive and corrective maintenance on boilers, chillers, hot water heating systems, domestic water plumbing systems, air handlers, VAV components, and other various HVAC equipment and building systems. Candidates must also have general maintenance knowledge on how to operate and repair complex mechanical, electrical, and plumbing systems.

High School Diploma or G.E.D is required.
Universal EPA certification is required
HVAC Mechanic shall be a licensed journeyperson grade in the local municipality in which they are working
Technical training in HVAC is highly desired.
Massachusetts Refrigeration Technician License required.

The Heating, Ventilation, and Air Conditioning Mechanic installs, modifies and repairs refrigeration - hermetic, semi-hermetic, mechanical, screw, scroll and centrifugal units to 1100 tons; air conditioning, ventilation; reverse osmosis systems, computer rooms; process coolers; ice machines; evaporative cooling; air compressing and related control systems, including pneumatic, DDC, and building control systems equipment. This person performs difficult installation tasks involving assembly, testing, calibrating, and adjusting of temperature control and environmental control systems such as air conditioning plants, air environmental control systems, air distribution systems and complex dual equipment cooling installations, specialized refrigerated warehouses and facilities, and evaporative mechanical ventilation, and dehumidification systems. The Heating, Ventilation, and Air Conditioning Mechanic installs new or repaired component and performs complex modifications of systems and components in accordance with applicable electrical publications and directives, and will maintain and repair specialized laboratory equipment such as fume hoods, deionized water systems, bio-clean systems, vacuum systems, cascade refrigeration systems, and laboratory sinks. This mechanic may perform complex repair of systems component such as compressors, condensers, heat pumps regulators, fluid and refrigerant gas lines valves, meters, gages, thermostats, pumps, mechanical linkage, and electrical sensing, switching and controlling devices including pneumatic controls, variable speed drives, digital controlled devices, electronic, hydraulic heating and cooling and economizer systems.
The requirements listed above are representative of the knowledge, skill and/or ability required. Reasonable accommodations may be made to enable qualified individuals with disabilities to perform the essential functions.
Employer is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, religion, creed, sex, national origin, age, protected veteran status, disability status, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, or any other protected factor by country, regional or local law.