JOSABIO VILORIA
Phoenix,AZ
Summary
HVAC and Maintenance professional with 10+ years of experience in residential and commercial mechanical systems, HVAC installation, diagnostics, preventative maintenance, and field supervision. Strong background in maintenance engineering principles including equipment reliability, system optimization, operational efficiency, and cost control. Experienced in leading technicians, managing field operations, coordinating maintenance schedules, and performing administrative functions such as reporting, work orders, and procurement. Proven ability to improve system performance, reduce downtime, and ensure safety and code compliance.
Overview
11
11
years of professional experience
1
1
Certification
Work History
HVAC Supervisor / Field Engineer
Cool N Arizona
Phoenix, AZ
01.2021 - 01.2026
- Supervised HVAC technicians and daily field operations across residential and commercial projects
- Completed 100+ HVAC system installations and ensured code-compliant execution
- Performed diagnostics, repairs, maintenance, and system optimization
- Managed scheduling, dispatch coordination, and work order workflow
- Handled administrative duties including reporting, documentation, and service records
- Conducted quality control inspections to ensure performance standards
- Managed customer communication and service coordination
- Applied maintenance engineering principles to improve reliability and efficiency
- Supported procurement, budgeting, and resource planning
- Trained and developed HVAC technicians in field operations and diagnostics
HVAC Manager / Head Technician
Cool Seal Custom HVAC
Phoenix, AZ
01.2020 - 01.2021
- Managed HVAC installation, repair, and maintenance operations
- Oversaw scheduling, field workflow, and technician performance
- Performed system inspections, diagnostics, and customer consultations
- Ensured safety compliance and quality control standards
- Supported operational efficiency and job completion management
Head Technician / Technician Trainer
Parker & Sons
Phoenix, AZ
01.2015 - 01.2020
- Trained HVAC technicians through field instruction and ride-alongs
- Performed advanced HVAC diagnostics, troubleshooting, and repairs
- Conducted full-system home inspections and performance evaluations
- Supported technician development and workflow efficiency
- Participated in smart thermostat installation program
- Ensured quality control and technical accuracy on completed work
Education
Associate of Occupational Studies - Mechanical Maintenance Engineering
Refrigeration School, Inc. (RSI)
01.2014
Skills
- HVAC Installation, Repair & Maintenance
- Preventative & Corrective Maintenance
- Mechanical System Diagnostics & Troubleshooting
- Maintenance Engineering (Reliability, Optimization, Availability)
- HVAC Airflow & CFM Analysis
- Duct Design (Hard & Flex Systems)
- Blueprint & Wiring Diagram Interpretation
- Field Supervision & Technician Training
- Maintenance Planning & Scheduling
- Work Order Management & Reporting
- Maintenance Budgeting & Cost Control
- Procurement of Parts & Inventory Control
- OSHA Safety / Lockout-Tagout Compliance
- Quality Control & System Inspections
- Customer Service & Field Coordination
Certification
- EPA Section 608 Universal Certification
- OSHA Safety / Lockout-Tagout Certified
- Heat Pump Council Certified
Timeline
HVAC Supervisor / Field Engineer
Cool N Arizona
01.2021 - 01.2026
HVAC Manager / Head Technician
Cool Seal Custom HVAC
01.2020 - 01.2021
Head Technician / Technician Trainer
Parker & Sons
01.2015 - 01.2020
Associate of Occupational Studies - Mechanical Maintenance Engineering
Refrigeration School, Inc. (RSI)