Jonathan Fernandez
Miami
Overview
2025
2025
years of professional experience
Work History
HVAC Technician
Affordable Air And Heat
04 2023 - Current
- Traveled to job sites for both scheduled and emergency appointments.
- Installed new heating, ventilation, and air conditioning systems in residential and commercial buildings with precision and attention to detail.
- Performed troubleshooting on HVAC systems to determine root cause of issues.
- Performed comprehensive preventative maintenance on various types of HVAC equipment, prolonging their lifespan.
- Repaired and replaced motors, bearings and belts.
- Installed HVAC system expansions, discharge valves, air ducts, dampers, and stokers.
- Repaired, replaced and serviced both residential and commercial HVAC equipment, components, and wiring.
- Repaired and replaced faulty motors, blowers, switches and compressor units.
- Performed routine maintenance on heating and cooling systems.
- Installed bypass dampers, low voltage wiring, smoke detectors, split systems, and package units in commercial or residential buildings.
- Utilized pressure gauges and soap-and-water solutions to test pipe and tubing joints for leaks.
- Installed components to improve HVAC system performance.
- Used technical skills, tools, and techniques like soldering to repair parts.
HVAC Technician
A Class Heating & Cooling
02 2023 - 01 2024
- Performed troubleshooting on HVAC systems to determine root cause of issues.
- Installed new heating, ventilation, and air conditioning systems in residential and commercial buildings with precision and attention to detail.
- Repaired and replaced motors, bearings and belts.
- Performed comprehensive preventative maintenance on various types of HVAC equipment, prolonging their lifespan.
- Removed old equipment from customers' homes and cleaned up areas to prepare for new installations.
- Assembled air ducts, pipes, discharge valves and flues to central heating and cooling equipment.
- Maintained a clean, organized workspace during installations and repairs, demonstrating respect for clients'' properties and minimizing disruptions.
- Installed components to improve HVAC system performance.
- Ensured top-quality installations by adhering to local building codes, manufacturer specifications, and industry best practices.
- Troubleshot complex HVAC issues using advanced diagnostic equipment and tools, identifying root causes quickly and accurately to minimize system downtime.
- Utilized pressure gauges and soap-and-water solutions to test pipe and tubing joints for leaks.
- Tested capacitors, transistors and transformers for proper continuity and resistance.
- Collaborated with team members to complete large-scale installations, maximizing productivity and efficiency.
HVAC-R Mechanic
AA Advance Air Inc.
06 2021 - 03 2023
- Removed old equipment from customers' homes and cleaned up areas to prepare for new installations.
- Assembled air ducts, pipes, discharge valves and flues to central heating and cooling equipment.
- Connected heating or air conditioning equipment to water, fuel or refrigerant sources to form complete circuits.
- Utilized pressure gauges and soap-and-water solutions to test pipe and tubing joints for leaks.
- Completed circuits by connecting systems to sources of refrigerant, fuel or water, testing connections for integrity.
- Used multimeter to measuring and testing instruments to troubleshoot breakdowns, perform preventive maintenance and repair malfunctioning HVAC systems and components.
- Repaired, replaced and serviced both residential and commercial HVAC equipment, components and wiring.
- Worked on both home and business units for maintenance, repairs and new installations.
- Used technical skills, tools and techniques like soldering to repair parts.
- Installed HVAC system expansions, discharge valves, air ducts, dampers and stokers.
- Worked in strict compliance with applicable OSHA regulations and safety requirements.
- Used pressure gauges and soap-and-water solution to test connections for leaks.
- Removed malfunctioning parts and replaced with new components or refurbished pieces to return full functionality.
- Installed, connected and adjusted thermostats, humidistats and timers for optimal performance.
- Analyzed blueprints and manufacturers� design specifications to determine HVAC equipment configuration and complete proper installation.
HVAC-R Mechanic
A&P Air Conditioning
03.2021 - 06.2021
- Assembled air ducts, pipes, discharge valves and flues to central heating and cooling equipment.
- Operated portable metal-working tools or welding equipment to fabricate, assemble and install ductwork and chassis parts.
- Installed bypass dampers, low voltage wiring, smoke detectors, split systems and package units in over commercial or residential buildings.
- Installed components to improve HVAC system performance.
HVAC Technician
Comfort Ductwork Systems
03.2019 - 02.2021
- Repaired and replaced motors, bearings and belts.
- Performed troubleshooting on HVAC systems to determine root cause of issues.
- Conducted maintenance service on HVAC systems to increase life expectancy of equipment and prevent costly repair work.
- Inspected and tested refrigeration systems, safety devices and controls to determine proper functionality.
- Read blueprints, wiring diagrams, piping schemes and engineering specifications to diagnose and repair units.
- Worked overtime, holidays and weekends to accommodate company needs.
Education
GED -
Ged Online
Online06.2023
Skills
- OSHA Regulations
- Blueprints and Specifications
- Wood Production
- Electrical Wiring
- EPA Certification
- Piping Systems
- Blueprint Reading
- Decision-Making
- Customer Service
- Smart Home Connectivity
- Team Player
- Electrical components understanding
- Excellent Communication
- Problem-solving aptitude
Languages
English
Full Professional
Spanish
Native or Bilingual
Timeline
HVAC-R Mechanic
A&P Air Conditioning
03.2021 - 06.2021
HVAC Technician
Comfort Ductwork Systems
03.2019 - 02.2021
HVAC Technician
Affordable Air And Heat
04 2023 - Current
HVAC Technician
A Class Heating & Cooling
02 2023 - 01 2024
HVAC-R Mechanic
AA Advance Air Inc.
06 2021 - 03 2023
GED -
Ged Online
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