Ryan Headden
Surprise,AZ
Summary
Hands-on service leader supporting diesel generators, HVAC equipment, air compressors, and electrical distribution systems. Coordinate field and shop repairs, source parts, and manage preventive maintenance to restore equipment quickly and limit interruptions.
Overview
1
1
Language
1
1
Certification
13
13
years of professional experience
Work History
Service Manager
Sunbelt Rentals Power & HVAC
Glendale, AZ
01.2026 - Current
- Led daily operations of service department, managing workflow and addressing equipment breakdowns both in the field and in-house. Sourced replacement parts for diverse equipment, including diesel generators, HVAC systems, large air conditioners, chiller units, diesel-powered air compressors, and electrical distribution equipment. Maintained parts inventory and oversaw preventive maintenance operations to ensure optimal equipment performance.
- Managed service operations for Sunbelt Rentals Power & HVAC equipment fleet.
- Coordinated generator and HVAC maintenance schedules with branch and field teams.
- Directed technicians on repair, inspection, and readiness of rental equipment.
Shop Foreman/Mechanic
Sunbelt Rentals Power & HVAC Services
Glendale, AZ
06.2021 - 01.2026
- Shop Foreman, managed daily shop workflow and assisted technicians with repairs to optimize operations. coordinated field repairs and dispatched field technicians to service calls to ensure timely support. sourced and ordered parts daily to ensure equipment functionality in yard and field. Ability to read electrical schematics and drawings, as well as a good understanding of generator paralleling.
- Supervised shop technicians across Sunbelt Rentals Power & HVAC Services repair workflows.
- Inspected power and HVAC equipment for safety, wear, and service readiness.
- Directed preventive maintenance on generators, chillers, heaters, and air conditioners.
Power & HVAC Technician 3
Sunbelt Rentals Power and HVAC Services
Glendale, AZ
11.2017 - 06.2021
- Perform all aspects of service and repair on a large fleet of Diesel powered generators ranging from 20 kW to 2000 kW. Conduct Diesel engine repairs, from minor adjustments to major internal repairs and rebuilds. Use computer diagnostic programs such as Cummins INSITE, Caterpillar ET, and TEXA in daily troubleshooting processes. Make adjustments and repairs to different manufacturers' Diesel engines including Isuzu, John Deere, Cummins, Caterpillar, MTU, Detroit Diesel, and Kohler. Repaired and maintained large diesel-powered portable air compressors up to 1600 CFM, including high-pressure units up to 400 PSI, ensuring operational reliability. Serviced and repaired HVAC equipment, including air-cooled chillers up to 400 ton, self-contained A/C units, air handlers, and electric heaters, contributing to a comfortable environment. Repair/set up load banks and electrical distribution equipment. Acquired a strong working knowledge of AC power and safety requirements for higher voltage equipment, enhancing compliance and safety measures.
- Serviced rental HVAC units for Sunbelt Rentals Power and HVAC Services.
- Diagnosed electrical and mechanical issues on portable cooling and heating equipment.
- Performed preventive maintenance on chillers, air conditioners, and heaters.
Diesel Mechanic, Service Advisor.
Canyon State Bus Sales
Glendale, AZ
05.2016 - 11.2017
- Performed comprehensive school bus repairs, including electrical, drivetrain, and suspension systems. Conducted computer engine diagnostics and executed minor and major repairs to ensure vehicle reliability. Transitioned to Service Advisor role, scheduling service appointments and communicating repair updates to customers. Also assisted in over the phone technical support.
- Serviced diesel buses for Canyon State Bus Sales fleet and customer deliveries
- Diagnosed engine, brake, and electrical problems using scan tools and test equipment
- Performed preventive maintenance on commercial buses and school bus chassis
Diesel Mechanic, Working Shop Foreman
Cactus Transport/Cactus Asphalt
Tolleson, AZ
04.2014 - 05.2016
- Outlined key responsibilities in job role.
- Conducted repairs following DOT standards to maintain safety and compliance.
- Inspected diesel trucks and heavy equipment for Cactus Transport and Cactus Asphalt.
- Diagnosed engine, brake, and electrical issues using shop tools and test equipment.
- Performed preventive maintenance on fleet vehicles and asphalt support equipment.
Education
Occupational Associates Degree - Diesel and Heavy Truck
Arizona Automotive Institute
Glendale, AZ01-2012
Skills
- HVAC System Management
- HVAC Troubleshooting
- HVAC Equipment Diagnostics
- HVAC System Diagnostics
- Commercial Hvac
- Air Conditioning
- Cooling Systems Management
- HVAC Electrical Systems
- Electrical Maintenance
- Schematics
- Technical Drawing Interpretation
- Equipment Repair
- Service Operations Management
- Field Service Management
- Operational Efficiency Improvement
- Service Procedure Documentation
- Facility Maintenance Oversight
- Emergency Response Planning
- Team Leadership
- Management
- Client Relationship Management
Personal Information
- Title: Diesel Mechanic, Power and HVAC Technician
- Driving License: driver's license
- Work Permit: Authorized to work in the US for any employer
Certification
- OSHA 30 hour training
- December 2015
- Construction industry safety and standards certified.
- Adult CPR and First Aid
- Driver's license
Languages
English
Languages
English
Professional
Timeline
Service Manager
Sunbelt Rentals Power & HVAC
01.2026 - Current
Shop Foreman/Mechanic
Sunbelt Rentals Power & HVAC Services
06.2021 - 01.2026
Power & HVAC Technician 3
Sunbelt Rentals Power and HVAC Services
11.2017 - 06.2021
Diesel Mechanic, Service Advisor.
Canyon State Bus Sales
05.2016 - 11.2017
Diesel Mechanic, Working Shop Foreman
Cactus Transport/Cactus Asphalt
04.2014 - 05.2016
Occupational Associates Degree - Diesel and Heavy Truck
Arizona Automotive Institute