As the president of technology and chief technology officer at T-Mobile, John Saw leads the Un-carrier's industry-leading network team, driving innovation and digital-first experiences that are shaping the future of telecommunications. Under John’s leadership, he and his team transformed T-Mobile’s network into the nation’s largest, fastest, most awarded 5G network – now ranked #1 in the industry.

His team of technologists drive network growth and evolution, overseeing network architecture, product engineering and the company’s technology labs — including the T-Mobile Innovation Hub, where they push the boundaries of wireless innovation with the development of richer mobile experiences, new business solutions and technologies that lay the foundation for the future of mobile networks.

His team showcases the power of T-Mobile’s 5G Standalone network through activations at marquee events like the Las Vegas Grand Prix, PGA Tour, and Major League Baseball. John founded the AI-RAN Innovation Center, advancing standards for RAN intelligence and performance in partnership Ericsson, Nokia, and Nvidia. Additionally, John chairs the Architecture Review Board, ensuring compliance with enterprise architecture standards, eliminating silos and maximizing long-term value.

Before joining T-Mobile in 2020, John served as Sprint’s chief technology officer where he spearheaded the company’s 5G rollout and transformed the 2.5 GHz band into one of the most valuable spectrum assets in wireless. He previously held senior leadership roles at AT&T, Bell Northern Research, Clearwire, Netro Corp., and Nortel.

John holds Bachelor's, Master's, and Doctorate degrees in electrical engineering from McMaster University, Canada and has six patents in wireless technologies. He is a Fellow of the Canadian Academy of Engineering, has served on the FCC broadband deployment advisory committee and is an advisor for the University of Washington’s college of engineering. Additionally, John serves on the board of directors for Spectrum Effect, a pioneering company specializing in RF spectrum analytics.

When he's not conquering technological challenges, you can find John enjoying time on the golf course, carving up the slopes on skis, or embarking on outdoor adventures with his wife.