Summary
Overview
Work History
Education
Skills
Certification
Languages
Timeline
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Jose Mateo Casillas

San Bernardino,CA

Summary

Detail-oriented technician versed in troubleshooting and repairing heating, ventilation and air conditioning equipment. Skilled at quickly identifying problems and clearly explaining issues to customers.

Overview

2026
2026
years of professional experience
1
1
Certification

Work History

Manager

Pepboys Parts And Auto
  • Accomplished multiple tasks within established timeframes.
  • Maintained professional, organized, and safe environment for employees and patrons.
  • Enhanced customer satisfaction by resolving disputes promptly, maintaining open lines of communication, and ensuring high-quality service delivery.
  • Resolved staff member conflicts, actively listening to concerns and finding appropriate middle ground.
  • Cross-trained existing employees to maximize team agility and performance.
  • Maximized performance by monitoring daily activities and mentoring team members.
  • Controlled costs to keep business operating within budget and increase profits.
  • Developed and maintained relationships with customers and suppliers through account development.

Master Automotive Technician

Pepboys Parts And Auto
  • Trained and coached junior employees on procedures for completing various types of repairs and maintenance on cars and light trucks.
  • Troubleshot and diagnosed faults with vehicle systems and components using OEM-specific code readers, diagnostic trees, and online knowledge bases.
  • Supported service advisors in troubleshooting difficult customer concerns regarding vehicle performance issues or irregularities.
  • Collaborated with other technicians for efficient problem-solving in challenging repair situations.

HVAC Technician

Golden Bridge
Los Angeles, CA
01.2020 - Current
  • Performed troubleshooting on HVAC systems to determine root cause of 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.
  • Utilized diagnostic equipment effectively in order to identify malfunctioning components within HVAC systems accurately.

Education

HVAC - HVAC

San Bernardino Valley College
San Bernardino, CA

Automotive - Automotive Technology

Universal Technical Institute
Rancho Cucamonga

Skills

  • Customer service
  • Team leadership
  • Time management
  • Decision-making
  • Complex Problem-solving
  • HVAC controls
  • Electrical safety
  • Schematic reading
  • Technical troubleshooting
  • Leak testing
  • Thermostat installation
  • System maintenance

Certification

EPA 609 and EPA 608 Universal

Languages

Spanish
Native or Bilingual

Timeline

HVAC Technician

Golden Bridge
01.2020 - Current

Manager

Pepboys Parts And Auto

Master Automotive Technician

Pepboys Parts And Auto

HVAC - HVAC

San Bernardino Valley College

Automotive - Automotive Technology

Universal Technical Institute
Jose Mateo Casillas