Summary
Overview
Work History
Skills
Education
Accomplishments
Certification
Timeline
Generic

Nicholas Ruddell

Chino Hills,CA

Summary

Dynamic Refrigeration and Air Conditioning Technician with proven expertise at UNFI, excelling in system diagnostics and troubleshooting. Enhanced equipment efficiency through preventive maintenance and effective leak detection, significantly extending system lifespan. A collaborative team player, committed to safety and customer satisfaction, consistently delivering high-quality service in fast-paced environments.

Overview

2026
2026
years of professional experience
1
1
Certification
4
4
years of post-secondary education

Work History

Refrigeration and Air Conditioning Technician

UNFI, United Natural Foods
11.2022 - Current
  • Installed and repaired refrigeration and HVAC systems to ensure optimal performance.
  • Conducted routine maintenance on cooling units, enhancing efficiency and reliability.
  • Diagnosed malfunctions in refrigerant systems, implementing effective solutions promptly.
  • Collaborated with team members to troubleshoot system issues, improving response times.
  • Maintained accurate service records and documentation for compliance and quality assurance.
  • Developed preventive maintenance schedules that extended equipment lifespan significantly.
  • Optimized system performance by detecting leaks, repairing or replacing damaged components as needed.
  • Collaborated with team members to complete complex installations and repairs within tight deadlines.
  • Demonstrated expertise in troubleshooting a variety of commercial refrigeration units leading to swift resolution of issues during service calls.
  • Enhanced customer satisfaction by addressing and resolving service complaints promptly and professionally.
  • Performed comprehensive preventative maintenance tasks tailored specifically to prolonging the life of each unique system.
  • Streamlined workflow processes by maintaining an organized inventory of tools, parts, and supplies necessary for jobs.
  • Ensured safety compliance through meticulous inspection of refrigeration and air conditioning equipment, identifying potential hazards or issues.
  • Improved system efficiency by conducting thorough diagnostics and implementing necessary repairs on refrigeration and air conditioning equipment.
  • Facilitated cost-effective solutions for clients by selecting appropriate replacement parts based on quality, pricing and availability.
  • Contributed towards company growth by participating in business development efforts that included networking events, industry expos, and customer outreach.
  • Elevated overall department productivity through active mentorship of junior technicians supporting their growth within the field.
  • Maintained consistent temperature control for clients by performing regular maintenance on HVAC systems.
  • Heightened workplace safety by adhering to OSHA guidelines and conducting regular in-house training for team members.
  • Located and repaired leaks on individual units and large systems in grocery stores or restaurants.
  • Maintained safety standards by using appropriate protective gear and adhering to best practices.
  • Performed predictive, preventive, and corrective maintenance on diverse systems.
  • Used technical skills, tools, and techniques like soldering to repair parts.
  • Inspected cooling systems and identified potential problems.
  • 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.
  • Repaired, replaced and serviced both residential and commercial HVAC equipment, components, and wiring.
  • Kept accurate records of work activities, time, materials and faults on work orders.
  • Worked on both home and business units for maintenance, repairs, and new installations.
  • Performed routine maintenance on heating and cooling systems.
  • Worked in strict compliance with applicable OSHA regulations and safety requirements.
  • Installed HVAC system expansions, discharge valves, air ducts, dampers, and stokers.
  • Optimized performance by balancing systems and calibrating controls.
  • Troubleshot and diagnosed issues with HVAC and refrigeration units.

Forklift Operator

UNFI
04.2004 - 11.2022

Put away received product in to assigned slots

Commercial Janitorial Cleaner

UNFI, United Natural Foods
2008 - 01.2021
  • Maintained cleanliness and sanitation of commercial spaces to ensure safety standards.
  • Operated industrial cleaning equipment including scrubbers, vacuums, and pressure washers effectively.
  • Developed and implemented efficient cleaning schedules to optimize workflow and resource allocation.
  • Trained new staff on proper cleaning techniques and safety protocols to enhance team performance.
  • Inspected facilities regularly for cleanliness compliance and addressed any issues promptly.
  • Collaborated with management to identify areas for process improvements in janitorial operations.
  • Established strong relationships with clients by consistently meeting their specific cleaning needs.
  • Maintained a healthy environment through thorough disinfection of high-touch surfaces and restrooms.
  • Optimized workflow efficiency by strategically organizing tasks based on priority and time constraints without sacrificing quality results.
  • Maintained company reputation for reliability through consistent punctuality, professionalism, and commitment to meeting expectations on every job assignment.
  • Improved overall appearance of the facility by performing regular deep-cleaning tasks such as floor waxing, carpet shampooing, and window washing.
  • Streamlined operations by developing effective cleaning routines tailored specifically for each area within the facility.
  • Increased building safety by promptly addressing spills and other hazards with appropriate cleaning techniques.

Skills

  • Temperature control
  • Cooling towers
  • Heating systems
  • Schematic reading
  • Control systems
  • Variable frequency drives
  • System diagnostics
  • Refrigeration troubleshooting
  • Filter replacement
  • Air conditioning repair
  • Ductwork fabrication
  • Piping systems
  • Insulation installation
  • Electrical wiring
  • Compressor overhaul
  • Equipment installation
  • Indoor air quality
  • Ventilation systems
  • Fan coil units
  • Air handlers
  • Leak detection
  • Preventive Maintenance
  • Equipment operation
  • Project coordination
  • Testing and repair
  • Mechanical skills
  • Safety awareness
  • Motor replacement
  • Scheduled maintenance
  • Safety
  • Troubleshooting
  • Soldering
  • Diagnostic testing
  • Electrical diagnostics
  • Electrical
  • Defrost controls
  • Schematic literacy
  • Wiring
  • Cooling systems
  • Maintaining inventory
  • Heavy lifting
  • Circuit testing
  • Performing maintenance
  • Device testing
  • HVAC installation and maintenance
  • Teamwork
  • Teamwork and collaboration
  • Team player
  • Problem-solving
  • Repairs and troubleshooting
  • Time management
  • Piping and brazing
  • Attention to detail
  • Flexible and adaptable
  • Listening skills
  • Leak checks
  • Problem-solving abilities
  • Multitasking
  • Multitasking Abilities
  • Reliability
  • Excellent communication
  • Critical thinking
  • HVAC and refrigeration systems
  • Troubleshooting components
  • Organizational skills
  • Team collaboration
  • Heating and ventilation repairs
  • Thermostat installation
  • Verbal and written communication
  • Decision-making
  • Equipment replacement
  • Duct installation
  • Wiring testing
  • Testing and troubleshooting
  • Physical strength

Education

Certificate of Truck Trailer Reefer Module 1 - Trailer Reefer Refrigeration

MCT Companies Carrier TRANSPORTATION
Riverside, CA

Refrigeration And Heating Certificate , EPA - Refrigeration HVAC

Brownson Technical School BTS
Anaheim, CA
10.2022

Ruben S. Ayala High School
Chino Hills, CA
09.1997 - 06.2001

Accomplishments

  • Top of my graduating class
  • Perfect attendance for the 18 month duration of my refrigeration/HVAC schooling and training
  • Selected student of the month within the first two months of schooling by the Brownson faculty
  • Hired immediately after graduation and certification by current UNFI facility refrigeration maintenance depart with a prior 18 years service with the company

Certification

  • EPA 608 Type I,II,III universal
  • Module 1 Carrier TRANSPORTATION trailer / truck reefer certification
  • OSHA training

Timeline

Refrigeration and Air Conditioning Technician

UNFI, United Natural Foods
11.2022 - Current

Forklift Operator

UNFI
04.2004 - 11.2022

Ruben S. Ayala High School
09.1997 - 06.2001

Commercial Janitorial Cleaner

UNFI, United Natural Foods
2008 - 01.2021

Certificate of Truck Trailer Reefer Module 1 - Trailer Reefer Refrigeration

MCT Companies Carrier TRANSPORTATION

Refrigeration And Heating Certificate , EPA - Refrigeration HVAC

Brownson Technical School BTS
Nicholas Ruddell