Ernesto DeLaRosa
Summary
Successful at assessing and understanding problems and developing proactive, successful solutions to meet customer needs and maximize system performance. Positive, upbeat and committed to continuous professional development.
Overview
1
1
Certification
1
1
year of post-secondary education
12
12
years of professional experience
Work History
HVAC Service Technician 2
Lennox NAS
San Antonio, TX
10.2022 - Current
- Installed and repaired heating, ventilation, and air conditioning systems to enhance system functionality.
- Diagnosed HVAC system issues using advanced troubleshooting techniques.
- Conducted routine maintenance on commercial HVAC units to ensure optimal performance and reliability.
- Executed equipment operations check and commissioning in accordance with engineering design specifications.
Electrician B/Controls Technician
Johnson Controls
San Antonio, USA
09.2019 - 10.2022
- Assemble power control panels on York chillers.
- Power up and run electrical test to include Hipot.
- Moved to field operations to work on low voltage control systems
- Recently moved to field operations to handle low voltage control tasks
- Checked in daily with superiors on job progress to ensure alignment and timely issue resolution
- Communicated with customers and trade contractors to coordinate efforts and maintain project timelines
HVAC Service Technician
G4 Quality air
San Antonio, USA
05.2019 - 09.2019
- Executed complete system change outs in residential settings.
- Repaired or replaced defective parts, including capacitors, contactors, and fan motors.
- Performed diagnostics in customer homes to identify HVAC issues.
- Checked refrigerant pressures and charged systems.
- Performed rough in installations for HVAC systems in homes.
Field Service Technician
Honeywell
San Antonio, USA
12.2014 - 05.2019
- Replaced thermostats for CPS energy saving program, enhancing energy efficiency for customers
- Conducted low voltage diagnostics to assess system performance
- Set up and programmed Wifi thermostats, ensuring seamless operation and user satisfaction
- Replaced thermostats to support CPS energy saving program
Education
HVAC Certification - HVAC/R
Everest Institute
San Antonio, TX 02.2014 - 12.2014
High school diploma -
Bob Billa A.L.C
San Antonio, TXSkills
- HVAC maintenance
- Troubleshooting expertise
- Heat pump diagnostics
- Refrigerant handling
- Read schematics
- Controller setup
- Startup and run
Certification
- EPA Universal Certification
- NATE certification heatpump/ac service
- EOC certified
Personal Information
Work Permit: Authorized to work in the US for any employer
Timeline
HVAC Service Technician 2
Lennox NAS
10.2022 - Current
Electrician B/Controls Technician
Johnson Controls
09.2019 - 10.2022
HVAC Service Technician
G4 Quality air
05.2019 - 09.2019
Field Service Technician
Honeywell
12.2014 - 05.2019
HVAC Certification - HVAC/R
Everest Institute
02.2014 - 12.2014
High school diploma -
Bob Billa A.L.C