Grant Pettijohn
Upper Marlboro
Summary
HVAC Technician with extensive experience at the United States Air Force, specializing in system troubleshooting and electrical wiring. Proven track record in enhancing operational workflows and customer satisfaction. Skilled in chiller systems and committed to teamwork, ensuring optimal performance and energy efficiency in HVAC installations and maintenance.
Overview
5
5
years of professional experience
1
1
Certification
Work History
HVAC Technician
United Sates Air Force
04.2020 - Current
- Diagnosed and repaired HVAC systems to ensure optimal performance and energy efficiency.
- Conducted routine maintenance on heating, ventilation, and air conditioning units to prevent system failures.
- Collaborated with team members to implement best practices for HVAC service delivery and safety protocols.
- Trained junior technicians in troubleshooting techniques and proper equipment handling procedures.
- Learned how to troubleshoot problems on boilers and 24 ton chillers
HVAC Technician
United States Air Force, USAF
06.2023 - 11.2023
- Installed new heating, ventilation, and air conditioning systems in residential and commercial buildings with precision and attention to detail.
- Utilized diagnostic equipment effectively in order to identify malfunctioning components within HVAC systems accurately.
- Performed troubleshooting on HVAC systems to determine root cause of issues.
- Enhanced customer satisfaction by providing prompt and professional service for all HVAC-related issues.
- Diagnose issues on six 4 ton petra chillers, installed/ troubleshoot 8 ton package units
HVAC Technician
United States Air Force, USAF
10.2021 - 05.2022
- Improved operational workflows by developing checklists for systematic inspections of HVAC units.
- Led initiatives to enhance preventive maintenance programs, resulting in reduced downtime of critical systems.
- Coordinated with cross-functional teams to support complex HVAC installations on military facilities and bases.
- Developed strong relationships with clients through exceptional communication skills, leading to repeat business opportunities.
- Worked on and maintained 150 residential mini-splits, installed eight 14 ton package units,
Education
No Degree - CCAF
University of Maryland Global Campus
Hyattsville, MDSkills
- Technical troubleshooting
- Electrical wiring
- Leak checks
- System troubleshooting
- Package and split systems
- HVAC and refrigeration systems
- Heating systems
- Air conditioning
- Certified HVAC technician
- Soldering
- EPA regulations
- Chiller systems
- Team player
- Piping and brazing
- EPA requirements
Certification
- Fully EPA Certified
- Six Sigma White Belt
Timeline
HVAC Technician
United States Air Force, USAF
06.2023 - 11.2023
HVAC Technician
United States Air Force, USAF
10.2021 - 05.2022
HVAC Technician
United Sates Air Force
04.2020 - Current
No Degree - CCAF
University of Maryland Global Campus
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