John G Hernandez
Pawtucket,RI
Summary
Highly skilled RF and electronics technician with 13+ years of experience in telecommunications, security systems, and electronic troubleshooting. Expertise in radio frequency systems, surveillance technology, electro-mechanical systems, and military-grade electronic equipment. Proven ability to diagnose, maintain, and repair complex systems, ensuring operational efficiency in high-stakes environments. Strong mechanical aptitude, technical proficiency, and ability to work independently or in team settings. Active U.S. Air National Guard Security Systems Specialist with training in RF technology and IT systems. Holds an active Secret Security Clearance.
Overview
16
16
years of professional experience
Work History
RF Technician
Rhode Island Air National Guard
01.2024 - Current
- Maintain and troubleshoot communication and security systems, including RF and IT equipment
- Conduct system diagnostics and testing to ensure operational readiness under military safety standards
- Install and configure hardware/software for secure communications and mission-critical tasks
- Provide technical training on electronic surveillance, GPS systems, and military RF equipment
- Stay updated on RF technology through ongoing Air Force technical training
Owner / Lead Technician
John G Enterprises LLC
01.2019 - Current
- Install, configure, and maintain telecommunications & electronic systems for various clients
- Diagnose and repair network and RF device malfunctions, ensuring optimal system performance
- Provide technical support, system programming, and user training for surveillance & security setups
- Evaluate site configurations and recommend upgrades for enhanced system functionality
Technician
Cennox
10.2008 - 11.2019
- Installed and serviced electronic security and ATM systems, ensuring full operational compliance
- Diagnosed and repaired ATM machines, including troubleshooting software, hardware, and networking issues
- Conducted preventive maintenance on ATM machines, card readers, cash dispensers, and security systems
- Performed system testing & troubleshooting.
- Installed and maintained video surveillance, access control, and alarm systems for financial institutions
- Provided technical support and hands-on training for security equipment operation
Education
Radio Frequency Technician -
Air Force Technical Training
03.2025
IT Technician -
Air Force Technical Training
11.2024
High School Diploma -
Eladio de la Rosa
Moca, Espaillat, DR05.1998
Industrial Electricity Technician - Industrial Electricity
Vocational School of the Armed Forces
Moca, DR12.1996
Skills
- RF Systems & Electronics
- Surveillance
- Electronic Test Equipment
- Mechanical & Electrical Maintenance
- Software & Networking
- ATM & Security Systems
- MIL-SPEC Standards & Safety Compliance
- Security Clearance
Additional Qualifications
- Active Secret Security Clearance – Authorized to handle classified systems and information
- Former Military Electronics Background (Highly Relevant to Role)
- Hands-on Training in RF, Surveillance, and Imaging Equipment
- Experience with Submarine & Military-Grade Security Systems
- ATM Machine Technician Expertise – Troubleshooting, maintenance, and repair
Languages
Spanish
Native or Bilingual
Timeline
RF Technician
Rhode Island Air National Guard
01.2024 - Current
Owner / Lead Technician
John G Enterprises LLC
01.2019 - Current
Technician
Cennox
10.2008 - 11.2019
Radio Frequency Technician -
Air Force Technical Training
IT Technician -
Air Force Technical Training
High School Diploma -
Eladio de la Rosa
Industrial Electricity Technician - Industrial Electricity
Vocational School of the Armed Forces
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