TRUNG NGUYEN
Summary
Experienced HVAC Technician with a strong desire to excel in the field. Seeking a Lead HVAC Technician position at Los Angeles Community College to apply my skills and expertise, ensuring optimal comfort for individuals. Committed to delivering exceptional service and maintaining efficient heating, ventilation, and air conditioning systems. Goal-oriented and dedicated to contributing to the overall well-being of the college community by creating a comfortable environment conducive to learning and productivity.
Overview
12
12
years of professional experience
1
1
Certification
Work History
HVAC/R Technician
East Los Angeles College
08.2024 - Current
- Service and maintenance HVACR for school district buildings
- Service repair and maintenance for Chillers, Boilers, package units, heat pump, mini-split, split systems, VAVs, VFDs, AHUs, water pump, etc
- Provide estimate parts and materials from vendors to complete the tasks
- Working on purchase order request for parts and vendors services
- Working effectively and lead on many projects with small group of journeymen
- Operating BMS to monitor and troubleshoot HVAC equipment
- Record the natural gas usage and burn hours from boilers to compliance with AQMD
- Locate hot and chill water line underground leakage and repair as needed
- Replace compressor, TXV, motors, thermostats, actuator valves
- Preventative maintenance for HVAC system such as, replace filters, belts, adjust belt, lubricate motor, shaft, clean cooling towers and coils
- Leak check and repair for HVAC systems
- Keep track refrigerant usage and recovery/reclaim refrigerant from equipment
- Proper used of personal protective equipment such as gloves, safety glasses, hard-head, ear-muffs, mask, etc
- Provided accurate estimates for projects, ensuring transparent communication with clients about costs and timelines for completion.
- Filled out detailed work orders for each job completed.
- Analyzed blueprints and manufacturers' design specifications to determine HVAC equipment configuration and complete proper installation.
HVAC/R Technician
City of Pasadena
02.2017 - 08.2024
- Service for City buildings such as, Fire Stations, Police Station, City Hall, Libraries, Water & Power, Steam Plant, Dispatch Center, Substations, Fleet, Health Centers, etc
- Service, install, and maintenance for chillers, boilers, ice energy storage, ice machine, cooler, freezer, package units, heat pump, split systems, VAVs, VFDs, AHUs, water pump, etc
- Monitor HVAC equipment with building automation system
- New install AHUs, package units, split-systems
- Soldering and brazing copper pipes for new install or repair
- Read and comprehend blue prints, schematic, drawings, specifications
- Detail and install sheet metal ducting to HVAC system
- Wiring low and high voltage electrical to unit
- Replace water pump, compressor, TXV, motors, thermostats, actuator valves
- Preventative maintenance for HVAC system such as, blow-down for boiler, clean coils and cooling tower, punching tube for chiller, replace filters, belts, lubricate motor and bearing
- Perform leak check and repair for HVAC systems
- Service and maintenance the Plymovent exhaust system for fire truck engines
- Work effectively with co-workers, city staffs, officers, contractor, and superintendent
- Responsively with emergency call on and off hours
- Keep track refrigerant usage and recovery/reclaim refrigerant according to EPA requirement
HVAC/R Technician
Air Supply Inc.
08.2014 - 02.2017
- Service for restaurant kitchen equipment, commercial building, retailer stores, mall stores, apartment complex, etc
- Service, install, and maintenance for walk-in cooler and freezer, reach-in cooler and freezer, self-contain, ice machine, water fountain
- Service, install, and maintenance VAVs, AHUs, heat pumps, package units, split systems, mini-splits, heating furnace, economizers, fire safety, EMS, etc
- Replace and repair valves, thermostats, motors, switches, gaskets, hinges, etc
- Install and repair for exhaust hood, swamp cooler, and water heater
- New Install split, package, self-contain air conditioning, heating, and refrigeration
- Install hard/flex ducting and sheet metal fabrication
- Servicing for all type of wine cellar and glycol cooler machine applications
- Assisting install department to start up new HVAC/R systems
- Install and service for multi-zones air conditioning and heating for commercial building
- Wiring low and high voltage upon applications demanded
- Service and operate electronic, pneumatic actuators
- Install and service repair actuator valves for chill and hot water systems
- Inspect site and estimate cost for repair or install new equipment
- Preventive Maintenance for chillers, boilers, and cooling tower, HVAC/R systems
- Operating zone systems for commercial building
- Able to read and understand blueprints, plans, and schematic diagram
- Welding and soldering copper pipe for HVAC/R systems or plumping
- Perform refrigeration leak check and repair for HVAC/R systems
- Inspect site for air leakage and improve to reduce energy costs
- Document paperwork properly such as, billings, quote estimate, sizing units
- Perform every task properly followed by California Code of Regulation
HVAC/R Technician
Artic Mechanical Inc.
02.2013 - 08.2014
- Service for commercial supermarkets, retailers, mall stores, shopping centers
- Preventive Maintenance for HVACR systems, boilers, and chillers
- Diagnostic & repair control sensors for HVAC/R system
- Service, install, and maintenance for walk-in freezer, walk-in cooler, self-contain
- Service, install, and maintenance for split and package air conditioning, heat pump, gas furnace heating
- Lubricate shaft, bearing motor for blower equipment
- Install and repair exhaust and make-up air system
- Flush HVAC/R system in case of burn out or contaminate oil
- Install and repair high voltage electrical motors, pumps
- Install controls for lighting and HVAC systems with Energy Management System
- Install actual split systems, air handling units, and package units
- Comprehensive knowledge of schematic & blueprints to apply in troubleshooting
- Determine the quality of systems in regular inspections
- Determine ventilation air leak and water leak of HVAC system
- Ability to apply heat load calculation with the software
- Document all job performed with proper communication
- Associate with part houses to obtain price and equipment
Intern
Aseptic Solutions
01.2013 - 07.2013
- Preventative maintenance and operate HVAC/R systems
- Document equipment failure for service repair
- Perform heat load calculation to save energy management
Education
A.S Degree - Building Automation System
Mt. San Antonio College
Walnut, CA07.2013
A.S Degree - Air Conditioning, Refrigeration and Heating
Mt. San Antonio College
Walnut, CA06.2012
Skills
- Hardware
- Software
- Networking
- MS Office Suite
- EPA certification
- Brazing and soldering
- Piping and custom sheet metal
- Building automation
Accomplishments
- Leading projects with small group of journeymen during the complete installation and repair of commercial HVAC equipment.
- Recognized as an outstanding employee from Plant Facilities Director
- Achieved quality service rating in customer feedback
Certification
- EPA 608 Universal
- OSHA 10
- R-410A
- PM Tech
- Forklift Type 4,5,LP
- Energy Pro Software (SCE)
- ABB VFD
Training
- AC & DC Variable Speed Drive
- Building Automation Fundamental
- Tech Apps/Microcomputer
- Building Control Networks
- Air Conditioning Codes/Stand
- Building Automation Network & Programming
- Refrigeration Fundamentals
- Electrical Fundamental for HVAC/R
- Welding for AC & Ref
- Commercial Electrical for HVAC/R
- Gas Heating Fundamentals
- Heat Load Calculation and Design
- Advanced Mechanical Refrigeration
- Air Property/Measurement
Timeline
HVAC/R Technician
East Los Angeles College
08.2024 - Current
HVAC/R Technician
City of Pasadena
02.2017 - 08.2024
HVAC/R Technician
Air Supply Inc.
08.2014 - 02.2017
HVAC/R Technician
Artic Mechanical Inc.
02.2013 - 08.2014
Intern
Aseptic Solutions
01.2013 - 07.2013
A.S Degree - Air Conditioning, Refrigeration and Heating
Mt. San Antonio College
- EPA 608 Universal
- OSHA 10
- R-410A
- PM Tech
- Forklift Type 4,5,LP
- Energy Pro Software (SCE)
- ABB VFD
A.S Degree - Building Automation System
Mt. San Antonio College
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