River Ly Sing Sao
Cathedral City,CA
Summary
Dynamic Air Conditioning Installer with extensive experience at Paul's Air Conditioning and Heating. Proven track record in optimizing HVAC systems through effective diagnostics and preventive maintenance. Skilled in ductwork fabrication and team collaboration, enhancing efficiency and customer satisfaction. Committed to safety practices and continuous professional development in the HVAC industry.
Started working at Paul's when I was 14 training behind my father and other technician/installers.
I have been around A/C jobsites all my life. I am the 3rd generation in my family and want to continue to grow.
I have always had a good communication skills with office staff, and coworkers.
I am hard work and Im dedicated to my job and very dependable.
I understand how to use manufacture websites/trainings.
I am in good standing with multiple manufacturers and tech supports.
Overview
8
8
years of professional experience
Work History
Air Conditioning Installer
Esser Air Conditioning and Heating
08.2025 - Current
- Installed, repaired, and maintained various air conditioning systems to ensure optimal performance.
- Conducted thorough inspections to diagnose system malfunctions and recommend appropriate solutions.
- Collaborated with team members to streamline installation processes, enhancing efficiency and reducing downtime.
- Implemented best practices for equipment handling and safety compliance during installations and repairs.
- Continuously improved installation skills through ongoing professional development, staying current with industry trends and best practices.
Air Conditioning Technician and Installer
Paul's Airconditioning & Heating
01.2018 - 08.2025
- Diagnosed and repaired HVAC systems to ensure optimal performance and customer satisfaction.
- Conducted routine maintenance checks on air conditioning units to extend lifespan and efficiency.
- Installed new air conditioning systems following industry standards and safety protocols.
- Collaborated with team members to streamline service processes, enhancing overall productivity.
- Implemented preventive maintenance schedules, reducing emergency repair calls by improving system reliability.
- Replaced dirty filters throughout system of air handlers every 6 months following routine maintenance schedule.
- Performed routine maintenance on heating and cooling systems.
- Tested capacitors, transistors, and transformers for proper continuity and resistance.
- Performed preventative maintenance tasks on HVAC systems, identifying potential issues before they escalated into more significant problems.
- Collaborated with team members to complete large-scale installations, maximizing productivity and efficiency.
- Cleaned sheet metal ducts, evaporator coils, drip pans, axial, and centrifugal fans and capacitor-start and resistance-start motors.
- Enhanced system efficiency by conducting thorough diagnostics and routine maintenance on air conditioning units.
- Adhered to safety regulations and protocols while performing tasks, minimizing risk of accidents or injuries on the job site.
- Worked on both home and business units for maintenance, repairs, and new installations.
- Improved client satisfaction with prompt and professional service, addressing concerns, and answering questions regarding their HVAC systems.
- Responded to average 25 maintenance calls every week for both residential and commercial customers.
Sales Associate
Zumies
11.2022 - 06.2023
- Delivered exceptional customer service, enhancing shopping experiences and fostering brand loyalty.
- Collaborated with team members to achieve sales targets through effective product merchandising.
- Assisted in inventory management, ensuring accurate stock levels and efficient replenishment processes.
- Trained new staff on sales techniques and company policies to promote consistent service quality.
- Organized racks and shelves to maintain store visual appeal, engage customers, and promote specific merchandise.
- Handled cash transactions efficiently while adhering to company cash handling policies, ensuring accuracy in all financial exchanges.
- Maintained calm demeanor and professionally managed issues in busy, high-stress situations.
- Prepared merchandise for sales floor by pricing or tagging.
- Helped customers locate products and checked store system for merchandise at other sites.
- Answered customer questions about sizing, accessories, and merchandise care.
- Rotated stock and restocked shelves to maintain product availability and store appearance.
Education
High School Diploma -
Racho Mirage High School
Rancho Mirage, CASkills
- Power tool use
- Hand tool use
- Machinery operation
- Roof installations
- Safety practices
- Safety standards
- Ductwork fabrication
- Heating systems
- Refrigeration systems
- Airflow measurement
- Preventive Maintenance
- Electrical wiring
- Repair procedures
- Technical communication
- Indoor air quality
- System diagnostics
- Load calculations
- Control systems
- HVAC installation
- Soldering techniques
- Troubleshooting and Diagnostics
- Cooling systems
- Duct hanging
- Leak checks
- Package and split systems
- HVAC and refrigeration systems
- Team collaboration
- Cooling systems maintenance
- Refrigeration system evacuation
- Dedicated team player
- Adaptable
- Valid CA driver's license
- Equipment installation
Timeline
Air Conditioning Installer
Esser Air Conditioning and Heating
08.2025 - Current
Sales Associate
Zumies
11.2022 - 06.2023
Air Conditioning Technician and Installer
Paul's Airconditioning & Heating
01.2018 - 08.2025
High School Diploma -
Racho Mirage High School