Steve Caldwell

Spectrum Manager / RF Engineer

Email: technicalairgap@gmail.com

LinkedIn: in/steve-caldwell-rf

Location: Rydalmere, NSW, Australia

Technical Air Gap

Design and Engineering of custom RF and Audio equipment, Installation and operation of Custom and off the shelf Radio Microphone IEM, and FM broadcast equipment and antennas for large scale events.

Spectrum surveying and management, locally and internationally, for large scale events.

Specialties: Spectrum Management, RF Design and Engineering, Technical Servicing.

close lightbox

Highlighted Global Experience

Spectrum Manager / RF Engineer
Aichi-Nagoya Asian Games Organizing Committee
April 2026 - October 2026 | Nagoya, Japan
Managed radio frequency allocation, tracking, and protective spectrum shielding workflows for the Nagoya 2026 Asian Games Opening and Closing Ceremonies.
Spectrum Monitoring / RF Engineering
FIFA World Cup 2026™ (Canada, Mexico, USA)
May 2026 - July 2026 | New Jersey, United States
Delivered comprehensive venue coordination and spectrum scanning alongside Professional Wireless Systems for the FIFA 2026 Half Time Show.
Spectrum Engineering
National Football League (NFL) - Super Bowl LX & LIX
2025 - 2026 | San Francisco Bay Area / New Orleans
Assigned to Professional Wireless Systems to deploy live hardware scans, path allocations, and real-time interference tracking across active stadium zones.
RF Engineer / Spectrum Monitoring
Paris 2024 Olympic & Paralympic Games
June 2024 - September 2024 | Paris, France
Engineered, installed, and monitored massive custom multi-node RF broadcast arrays tracking active transmission fields during the Paris 2024 Opening Ceremonies.
RF Engineer / Spectrum Management
Furiosa: A Mad Max Saga (Feature Film Production)
June 2022 - November 2022 | Sydney, Australia
Custom designed and hand-built specialized high-performance RF distribution rigs to extend baseline operating fields for wireless systems, team comms, and on-set IFB setups.
Technical Manager / RF Engineer
NW Group
February 2004 - Present | Rydalmere, NSW
Directing local technology divisions, engineering high-tier audio matrix networks, hardware troubleshooting systems, and organizing multi-channel wireless maps.
Major Live Events Coordinator
Various International Touring & Broadcasts
1999 - Present
Concerts: Coldplay, P!nk, Spice Girls, One Direction, George Michael, Brian May, Pet Shop Boys.
Broadcast: Australian Idol, MasterChef, MTV Video Music Awards, Schools Spectacular, Carols in the Domain.