Summary
Overview
Work History
Education
Skills
Certification
Websites
Timeline
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CHAD J. CASSELL

Middleton

Summary

Results-driven Maintenance Technician with a proven track record at Sun Kool Air Conditioning, excelling in HVAC diagnostics and project coordination. Skilled in client communication, I identified inefficiencies, enhancing service efficiency and customer satisfaction. Proficient in digital task management tools, I thrive in fast-paced environments, ensuring timely project completion and high-quality service delivery.

Overview

8
8
years of professional experience
1
1
Certification

Work History

Maintenance Technician

Sun Kool Air Conditioning
Wildwood
03.2025 - Current
  • - Coordinate multiple service appointments, tracking progress and timelines to ensure efficiency.
  • - Measure refrigerant levels, voltage outputs, and capacitor values to assess system performance.
  • - Communicate system diagnostics clearly to clients and internal service teams.
  • - Upsell HVAC-related products while maintaining high customer satisfaction and trust.
  • - Maintain accurate records of service visits, aligning with company protocols.
  • - Identified refrigerant inefficiencies in client systems, resulting in faster service reporting and increased customer satisfaction.

Track Vehicle Mechanic

United States Army
11.2017 - 04.2023
  • - Led troubleshooting efforts on tracked vehicles under tight deadlines.
  • - Supervised small teams, assigned tasks, and ensured project completion in high-pressure settings.
  • - Gained technical skills and discipline through multi-national military operations.
  • Various Locations

Automotive Sales Professional

Subaru
Elgin
02.2019 - 03.2023
  • - Managed customer expectations and timelines in a deadline-driven sales environment.
  • - Collaborated with finance and service departments to streamline the buyer process.
  • - Developed product presentations tailored to each customer’s needs.

Education

Bachelor of Science - Business & Digital Insights

DePaul University
Chicago, IL
12.2025

Associate of Arts -

Elgin Community College
Elgin, IL

Skills

  • Project coordination and timeline management
  • Scheduling and task tracking
  • Vendor communication
  • HVAC diagnostics and mechanical analysis
  • Client communication and collaboration
  • Digital task management tools
  • CRM software proficiency
  • Basic Indonesian language skills

Certification

  • EPA Certified
  • Google Ads
  • Google Analytics
  • U.S. Army Indonesian Language Training

Timeline

Maintenance Technician

Sun Kool Air Conditioning
03.2025 - Current

Automotive Sales Professional

Subaru
02.2019 - 03.2023

Track Vehicle Mechanic

United States Army
11.2017 - 04.2023

Bachelor of Science - Business & Digital Insights

DePaul University

Associate of Arts -

Elgin Community College

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