Calvin Purnell III
Harrisburg,NC
Summary
Dynamic HVAC Apprentice and Maintenance Technician with hands-on experience in commercial and industrial facility operations. Trained under senior HVAC technicians and operating engineers in a production environment, supporting critical building systems including HVAC, electrical, and mechanical equipment. Skilled in preventative maintenance, system diagnostics, and troubleshooting with a strong focus on safety, efficiency, and minimizing downtime. EPA 608 Universal and OSHA 10 certified. Committed to delivering high-quality service and maintaining equipment integrity.
Overview
10
10
years of professional experience
1
1
Certification
Work History
HVAC Apprentice
JLL, Jones Lang LaSalle
Charlotte,NC
10.2025 - Current
- Train under senior HVAC technicians and operating engineers within a large-scale industrial facility supporting critical operations.
- Assist in the operation, monitoring, and maintenance of HVAC and mechanical systems to ensure maximum uptime and efficiency.
- Perform preventative maintenance on rooftop units, air handlers, and ventilation systems.
- Support troubleshooting of electrical, mechanical, and HVAC system issues, including airflow, controls, and refrigerant systems.
- Use gauges, multimeters, and diagnostic tools to assist in system testing and repairs.
- Participate in equipment startups, shutdowns, and scheduled inspections.
- Gain working knowledge of Building Automation Systems (BAS) and system performance monitoring.
- Operate aerial lifts (scissor and boom) to access safely and service elevated HVAC and facility equipment.
- Maintain accurate service records and complete work orders through CMMS.
- Follow OSHA regulations, site safety protocols, and industry standards at all times.
General Maintenance Technician
QuikTrip
Charlotte, NC
02.2025 - 10.2025
- Maintained multiple commercial facilities, ensuring safe and efficient daily operations.
- Diagnosed and repaired electrical systems, including lighting, outlets, and circuit panels.
- Performed HVAC maintenance and assisted with system repairs and replacements.
- Installed and serviced plumbing systems, including fixtures, piping, and supply lines.
- Completed carpentry and general building repairs to maintain structural integrity.
- Repaired and maintained commercial kitchen equipment and refrigeration systems.
- Identified and addressed gas system issues in compliance with safety regulations.
- Responded to emergency maintenance requests to minimize downtime.
Apprentice Landscaper /Construction Laborer
Skyers Landscaping & Construction
Charlotte, NC
05.2016 - 04.2025
- Performed landscaping maintenance and construction projects for commercial and residential clients.
- Assisted with drywall installation, sanding, painting, and general repairs.
- Operated power tools and heavy-duty equipment safely
- Managed materials and maintained organized job sites
Assistant Manager
Sam's Mart
Harrisburg, NC
03.2020 - 12.2024
- Supervised daily store operations, staff, and customer service.
- Managed inventory, ordering, and loss prevention reporting.
- Trained employees and ensured compliance with company and safety policies.
- Handled scheduling, cash management, administered payroll, and operational efficiency.
Education
Certificate - HVAC & Construction
Goodwill Construction Skills Training Center
Charlotte, NC12-2024
High School Diploma -
Hickory Ridge High School
Harrisburg, NC06-2019
Skills
- General & Preventive Maintenance
- HVAC Fundamentals & Troubleshooting
- Basic Electricity & Trade Mathematics
- Plumbing Systems & Repairs
- Inventory Management & Reporting
- Safety Compliance (OSHA)
- Equipment Operation
- Power and Hand Tool Expertise
- Installation and Repairs
Certification
- Aerial Lift Certification (Scissor Lift / Boom Lift) - 03/2026
- EPA 608 Universal Certification – 12/2024
- NCCER HVAC Level 1 – 12/2024
- OSHA 10 Certification – 09/2024
- NCCER Core 1 Certification – 09/2024
Timeline
HVAC Apprentice
JLL, Jones Lang LaSalle
10.2025 - Current
General Maintenance Technician
QuikTrip
02.2025 - 10.2025
Assistant Manager
Sam's Mart
03.2020 - 12.2024
Apprentice Landscaper /Construction Laborer
Skyers Landscaping & Construction
05.2016 - 04.2025
Certificate - HVAC & Construction
Goodwill Construction Skills Training Center
High School Diploma -
Hickory Ridge High School
Carrer Focus
- Building Engineer
- Operating Engineer
- HVAC Technician (Commercial/Industrial)
- Long-Term Goal: Chief Engineer