Stephen Vizzerra
Sahuarita,AZ
Summary
Hardworking HVAC professional offering proven history in installing, servicing and managing residential, commercial and industrial HVAC needs with skillfulness and efficiency. Adept at testing and inspecting systems to isolate faults and implement repair plans. Effectively align systems to meet manufacturer specifications and maximize performance. Mastered installation and maintenance experience on evaporative coolers, mini split systems, package air conditioning systems, heat pumps, split system, air conditioning/furnaces. Experience with chiller motors, steam valves. Vast experience on a major manufacturers of commercial kitchen appliances, including exhaust fans, hoods, walk in cooler and freezers, prep coolers, and major brands of ice machines. Installation and maintenance experience on commercial fryers, double stack ovens, steam tables, warmers, pizza ovens, and portable ac units.
Overview
20
20
years of professional experience
1
1
Certification
Work History
HVAC Contractor
SVM Heating And Air Conditioning LLC
08.2019 - Current
- Improved HVAC system efficiency by conducting regular maintenance and troubleshooting tasks.
- Streamlined project timelines for HVAC installations through effective communication and coordination with team members.
- Enhanced customer satisfaction by providing timely and reliable HVAC repair services.
- Ensured proper installation of energy-efficient HVAC systems, reducing energy consumption for clients.
- Established long-term relationships with clients by delivering consistent high-quality service and support for their HVAC needs.
- Developed preventive maintenance plans to minimize downtime and extend the life of HVAC equipment.
- Filled out detailed work orders for each job completed.
- Read blueprints, wiring diagrams, piping schemes and engineering specifications to diagnose and repair units.
- Repaired and maintained residential and commercial heating, air conditioning and refrigeration systems.
HVAC-R Service Technician
Carondelet St. Mary's Hospital
02.2007 - 08.2019
- Reviewed work of external and internal contractors to guarantee consistency with quality and safety standards.
- Troubleshot and diagnosed issues with HVAC and refrigeration units.
- Completed thorough inspections of supporting electrical systems to assess continuity and locate faults.
- Repaired and replaced faulty motors, blowers, switches and compressor units.
- Installed new air conditioning, heating and refrigeration systems according to manufacturer's specifications and local codes.
- Kept accurate records of work activities, time, materials and faults on work orders.
- Analyzed blueprints and manufacturers' design specifications to determine HVAC equipment configuration and complete proper installation.
- Worked in strict compliance with applicable OSHA regulations and safety requirements.
- Supervised and instructed assistants.
- Used technical skills, tools, and techniques like soldering to repair parts.
- Performed routine maintenance on heating and cooling systems.
- Optimized performance by balancing systems and calibrating controls.
- Assisted in maintenance, repair and installation of ventilation systems.
- Worked on both home and business units for maintenance, repairs, and new installations.
- Installed HVAC system expansions, discharge valves, air ducts, dampers, and stokers.
HVAC Technician
Climate Conditioning Systems LLC
01.2005 - 10.2007
- Improved system efficiency by conducting thorough HVAC equipment inspections and maintenance.
- Enhanced customer satisfaction by providing prompt and professional service for all HVAC-related issues.
- Installed new heating, ventilation, and air conditioning systems in residential and commercial buildings with precision and attention to detail.
- Troubleshot complex HVAC problems, identifying root causes and implementing effective solutions.
- Recommended appropriate upgrades to clients'' existing systems, resulting in increased energy efficiency and cost savings.
- Developed strong relationships with clients through exceptional communication skills, leading to repeat business opportunities.
- Kept up-to-date with the latest advancements in the HVAC field through continuing education courses and workshops, ensuring top-quality services for customers.
- Managed inventory levels of tools and parts, ensuring technicians had access to necessary resources for successful job completion without delay.
- Adapted installation techniques according to specific building layouts or restrictions while meeting code compliance requirements.
- Assisted sales team members in preparing detailed proposals outlining scope of work and costs associated with proposed projects.
- Participated in team meetings to discuss project progress, challenges encountered, and strategies for overcoming any obstacles.
- Traveled to job sites for both scheduled and emergency appointments.
- Repaired and replaced motors, bearings and belts.
- Worked overtime, holidays and weekends to accommodate company needs.
- Filled out detailed work orders for each job completed.
- Repaired and replaced heating and air conditioning systems for commercial customers in [Type] industry.
- Used technical skills, tools, and techniques like soldering to repair parts.
- Repaired and replaced faulty motors, blowers, switches and compressor units.
- Repaired, replaced and serviced both residential and commercial HVAC equipment, components, and wiring.
- Worked in strict compliance with applicable OSHA regulations and safety requirements.
- Analyzed blueprints and manufacturers' design specifications to determine HVAC equipment configuration and complete proper installation.
HVAC Installer
Chaparral Heating And Air Conditioning LLC
02.2004 - 10.2005
- Streamlined installation processes by properly preparing job sites, ensuring all necessary materials were on hand before beginning work.
- Ensured top-quality installations by adhering to local building codes, manufacturer specifications, and industry best practices.
- Reduced costly callbacks for clients by performing comprehensive quality control checks after each installation or repair.
- Promoted workplace safety by consistently following established protocols and diligently wearing appropriate personal protective equipment.
- Supported long-term client relationships through regular preventive maintenance checks to extend the life of their HVAC systems significantly.
- Expanded company reach by providing excellent service that led to numerous client referrals for new business opportunities.
- Maintained a clean, organized workspace during installations and repairs, demonstrating respect for clients'' properties and minimizing disruptions.
- Removed old equipment from customers' homes and cleaned up areas to prepare for new installations.
- 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.
- Traveled to job sites for both scheduled and emergency appointments.
- Kept accurate records of time and materials used for each job to compile into service reports.
- Worked overtime, holidays and weekends to accommodate company needs.
- Installed new air conditioning, heating and refrigeration systems according to manufacturer's specifications and local codes.
- Used technical skills, tools, and techniques like soldering to repair parts.
- Assisted in maintenance, repair and installation of ventilation systems.
Education
High School Diploma -
Sahuarita High School
Sahuarita, AZ05.1996
Skills
- Electrical Wiring
- Estimating costs
- Control systems
- HVAC system design
- Ventilation Systems
- System Troubleshooting
- Sales Support
- Equipment Installation
- Heating Systems
- Refrigeration Systems
- HVAC Codes Compliance
- Air Conditioning
- Electrical and pneumatic controls
- Recovering and recycling
- Warranty Service
- Variable Speed Drives
- Package and split systems
- Diagnostic Techniques
- Technical Troubleshooting
- Single compressor systems
- Refrigeration system evacuation
- Blueprint Interpretation
- Customer-focused
- Plumbing Repairs
- HVAC/MEP design
- Dedicated Team Player
- Focused on safety
- Leak Checks
- Building Automation Systems
- Soldering
- Microsoft Office proficient
- Welding Techniques
- HVAC and Refrigeration Systems
- Certified HVAC Technician
- MSDS knowledge
- EPA requirements knowledge
- Industrial Refrigeration Systems
- Commercial refrigeration knowledge
- Cooling systems maintenance
- Troubleshooting expertise
- Valid Arizona driver's license
- Licensed Refrigeration Technician
- Heavy Lifting
- Decision-Making
- Customer Service
- Testing and troubleshooting
- Coolant charging
- Organizational Skills
- Motor replacement
- Wiring testing
- Repairs and troubleshooting
- Preventive Maintenance
- Documenting problems
- Time management abilities
- Inventory Control
- Performing maintenance
- Effective Communication
- Troubleshooting components
- Team building
- Goal Setting
- Attention to Detail
- Piping and Brazing
- Emergency Repairs
- Job Site Setup
- Time Management
- Pipe fitting
- Continuous Improvement
- Heating and ventilation repairs
- Quality Control
- Ductless understanding
- Blueprint Reading
- Air conditioning knowledge
- HVAC installation and maintenance
- Maintaining inventory
- Duct installation
- Project Management
Certification
- Siemens Building Automation Training - 2011
- Totaline Thermostat Trainging - 2005
- Carrier Heat Pump Training - 2005
- Potential Relay and Schematic Training - 2006
- ECM/Variable speed motor training - 2013
Timeline
HVAC Contractor
SVM Heating And Air Conditioning LLC
08.2019 - Current
HVAC-R Service Technician
Carondelet St. Mary's Hospital
02.2007 - 08.2019
HVAC Technician
Climate Conditioning Systems LLC
01.2005 - 10.2007
HVAC Installer
Chaparral Heating And Air Conditioning LLC
02.2004 - 10.2005
High School Diploma -
Sahuarita High School
- Siemens Building Automation Training - 2011
- Totaline Thermostat Trainging - 2005
- Carrier Heat Pump Training - 2005
- Potential Relay and Schematic Training - 2006
- ECM/Variable speed motor training - 2013
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