John Hesselberg
Pittsburg,CA
Summary
Service Technician with a proven track record at R.F. MacDonald, specializing in boilers and controls troubleshooting and preventive maintenance. Skilled in systems and fostering a culture of continuous improvement, I excel in diagnosing operational issues and delivering exceptional customer service. My attention to detail and ability to train junior technicians highlight my commitment to excellence and safety.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Service Technician
R.F. MacDonald
10.2021 - Current
- Explained diagnostic findings to customers and outlined repair or service options.
- Installed equipment and explained operation and routine maintenance protocols to customers.
- Inspected equipment to diagnose operational issues.
- Diagnosed and troubleshot problems, repairing, and restoring machines to peak performance.
- Completed course training for continued growth with company
Service Technician
Bay Valve
08.2019 - 10.2021
- Diagnosed and troubleshot problems, repairing, and restoring machines to peak performance.
- Explained diagnostic findings to customers and outlined repair or service options.
- Provided on-call support, ensuring uninterrupted service for clients experiencing emergencies or critical failures.
Service Technician
Freschi Service Experts
07.2016 - 08.2019
- Explained diagnostic findings to customers and outlined repair or service options.
- Installed new equipment and explained operation and routine maintenance protocols to customers.
- Inspected equipment to diagnose operational issues.
- Adhered to safety protocols and policies to reduce workplace hazards.
- Trained junior technicians in proper techniques and safety protocols, Promting a culture of continuous improvement within the team.
Education
High School Diploma -
Olympic High School
Concord, CA06.2005
Skills
- Installation and Repair
- Attention to Detail
- Preventive Maintenance
- Electrical Systems
- HVAC Systems
- Equipment Troubleshooting
Accomplishments
- EPA Certified
- OSHA Training
- Nate Certified
- Cleaver Brooks Boiler and Controls
Certification
EPA , NATE
Timeline
Service Technician
R.F. MacDonald
10.2021 - Current
Service Technician
Bay Valve
08.2019 - 10.2021
Service Technician
Freschi Service Experts
07.2016 - 08.2019
High School Diploma -
Olympic High School
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