Jonathan Sterling Esparza
Eastvale,CA
Summary
HVAC Service Technician with 16 years of experience in heating, air conditioning and refrigerant systems, experienced HVAC Installer proficient in operations and repairs of heating, refrigeration, ventilation and air conditioning systems. Showcasing consistent promotion and growth through the same company as well as taking leadership responsibilities. Leveraging an efficiency-driven, highly accurate and well-organized , clear and direct communication style towards a career in law enforcement.
Overview
16
16
years of professional experience
1
1
Certification
Work History
HVAC Technician /Field Service Manager
Pro Refrigeration Inc
Norco, CA
08.2020 - Current
- Diagnosed and identified faulty components in malfunctioning HVAC systems using specialized testing tools.
- Provided guidance to subordinates on how to improve their performance and develop new skills.
- Coordinated resources, personnel, and operations across multiple departments.
- Maintained up-to-date knowledge of industry trends, best practices, and emerging technologies.
- Repaired faulty wiring, motors, compressors, condensers, evaporators, and other components of HVAC-R systems.
- Followed up with customers after job completion in order to ensure satisfaction with the results.
- Ensured that all safety standards were followed when performing service on HVAC-R equipment.
- Created estimates for customers regarding cost of repair or replacement services for their HVAC-R systems.
Counter Sales/ Tech Support
United Refrigeration Inc
Ontario, CA
07.2018 - 03.2020
- Researched competitive solutions and maintained competitive market comparisons and evaluations
- Complied with safety and hazardous material handling, storage regulatory requirements and internal procedures affecting business operations
- Received incoming calls and messages and addressed phone requests
- Stocked shelves, built displays and merchandised products enabling customers to find needed items and products
- Completed all sales and service documentation for customer and business records and provided receipts of purchase.
HVAC Technician
Pro Refrigeration Inc
Chino Hills, CA
01.2014 - 07.2018
- Provided support in resolving customer inquiries
- Maintained meticulous records of time and materials utilized for all assignments.
- Closed out work orders upon verification of completion and reporting any discrepancies.
- Accommodated company needs by working overtime, on holidays, and during weekends
- Recorded comprehensive work orders for every job performed.
- Maintained consistency with quality and safety standards through the evaluation of external and internal contractor tasks
- Utilized blueprints, wiring diagrams, piping schemes, and engineering specifications to efficiently diagnose and resolve issues with units
- Traveled regularly to job sites over 75 miles away
- Monitored and regulated environmental conditions to ensure comfort in public facilities
- Conducted surveys of building layout and collected necessary materials for repair work.
Maintenance Technician
Pro Refrigeration Inc
Chino Hills, CA
01.2011 - 07.2018
- Troubleshot and diagnosed problems with mechanical and electrical systems and equipment
- Worked with building managers to assess ongoing needs and plan preventative maintenance schedules
- Installed replacement parts and components as well as entire systems
- Trained junior maintenance professionals on correct repair procedures
- Accurately estimated time and materials costs for projects
- Provided outstanding customer service
- Collaborated with The Maintenance Department to ensure smooth work flow and efficient organization operations
- Ensured proper installations through accurate reading of blueprints
- Used schematic diagrams to plan work
- Met production goals by maintaining cost effective levels of spare parts inventory
- Manually carried roofing materials up ladders
- Welded metal parts with gas welding equipment as specified by layout, welding diagram, or work order
- Cleared drains and cleaned pans
- Installed, aligned, and balanced new equipment
- Monitored inventory and reported items to be restocked for each job
- Maintained compliance with company standards to perform all maintenance activities
- Operated wide variety of equipment including power saws, sanders, grinders, and basic hand tools
- Accurately completed service reports and warranty forms
- Kept site work safe and in line with budget, schedule and applicable building codes
- Maintained positive relationships with all customers
- Supported technicians in equipment maintenance and repair
- Trained with company experts to weld intricate parts
- Prepared and administered preventative maintenance work orders
- Ensured timely response in picking and packing of reorders
- Picked orders from inventory locations
- Followed company procedures to maintain work environment in a neat and orderly condition
- Tracked income, labor and expenses via Quickbooks spreadsheets, and generated weekly reports
- Consistently assumed additional responsibilities and worked extended hours to meet project deadlines.
Apprentice Hvac/Refrigeration
Pro Refrigeration Inc
Chino Hills, CA
01.2009 - 07.2018
- Supported Chief Operating Officer with daily operational functions
- Shadowed lead technicians on daily operations
- Driver for equipment
- Communicated with clients
- Studied the field of Hvac/Refrigeration Operations.
Office Assistant /HVAC-R Service Technician
Pro Refrigeration Inc
Chino Hills, CA
01.2018 - 05.2018
- Held oversight of office inventory activities, including ordering and requisitions, stocking and shipment receiving
- Oversaw office inventory activities, including ordering and requisitions, stocking, and shipment receiving
- Met challenging quotas for productivity and accuracy of work
- Provided complete meeting support including preparing materials and taking notes
- Maintained computer and physical filing systems
- Established and developed highly-efficient and dependable administrative team by delivering ongoing coaching and motivation while providing opportunities for career acceleration through achievements
- Coordinated special projects and managed schedules
- Ordered all office supplies including ink cartridges, toner, and paper
- Leveraged advanced skills and training to support operational needs of multiple departments
- Communicated corporate objectives across all divisions through regular correspondence and scheduled follow-up
- Handled all incoming business and client requests for information
- Administered to CRM and company database, including troubleshooting, maintenance, updates and reports generation
- Established efficient workflow processes, monitored daily productivity and implemented modifications to improve overall effectiveness of office personnel and activities
- Developed standard operating procedures for all administrative employees
- Created reports and presentations
- Received, screened and routed incoming calls
- Prepared vendor invoices and processed incoming payments
- Sourced vendors for special project needs and negotiated contracts.
- Managed time effectively to ensure deliveries are made according to schedule.
Education
High School Diploma -
Tri Community Adult Education
Covina, CA06-2024
Skills
- Leadership
- Physical Agility
- Krav Maga
- Firearm Safety
- Shooting Proficiency
- Team management
- Prioritization
- Microsoft Office Proficiency
- Clear Written/ Oral Communication
- High level of Adaptability covering Multi-County Coverage of Work Area Solo
- Critical Thinking
- Time Management
- Excellent multi-tasking ability
- Organizational skills
- Deadline driven
- Relationship building
- Team building
- Program management
- Approachable Demeanor
- HVAC and refrigeration systems
- Commercial refrigeration knowledge
- Blueprint Interpretation
- EPA requirements knowledge
- Troubleshooting
- Workflow planning
- Contract negotiations
- Payroll and budgeting
- Clerical support
- Technical support services
- Sales support
- Technical and diagnostic support
- Sales technique
Hobbies and Interests
For Hobbies I work out and play soft ball. Very active in my kids sports and extra activities.
Shooting at the Range and active in CCW safety courses.
Accomplishments
- LASD-Lomita Station 2years Police Explorers Experience
- Cube Scout
- Boy scout
Certification
- Conceal Carry Weapons Permit #DC7VF7LCO issued by Sherrif Chad Bianco, Riverside Sherrif's Department Valid through 01/09/2026
- EPA Certified
- Fork Lift Certified
Timeline
HVAC Technician /Field Service Manager
Pro Refrigeration Inc
08.2020 - Current
Counter Sales/ Tech Support
United Refrigeration Inc
07.2018 - 03.2020
Office Assistant /HVAC-R Service Technician
Pro Refrigeration Inc
01.2018 - 05.2018
HVAC Technician
Pro Refrigeration Inc
01.2014 - 07.2018
Maintenance Technician
Pro Refrigeration Inc
01.2011 - 07.2018
Apprentice Hvac/Refrigeration
Pro Refrigeration Inc
01.2009 - 07.2018
High School Diploma -
Tri Community Adult Education
Similar Profiles
Saylor JohnsonSaylor Johnson
Forman at Pro Refrigeration IncForman at Pro Refrigeration Inc
Brayden AdamsBrayden Adams
Foreman at Pro Refrigeration IncForeman at Pro Refrigeration Inc
Carlo CrowieCarlo Crowie
Technician at Pro – Active RefrigerationTechnician at Pro – Active Refrigeration