John Saw is the chief technology officer at T-Mobile, where he leads the team responsible for advancing America’s best network. He also oversees the company’s information technology and cybersecurity organizations, which focus on building the secure, transformative experiences customers expect from T-Mobile while equipping employees with the state-of-the-industry technology and tools.

John’s team drives innovation and evolution across architecture, engineering, operations, IT, cybersecurity and the company’s technology labs. This includes T-Innovate, which brings together partners, developers and the tech community to collaborate on wireless solutions, fuel the 5G ecosystem and shape standards for the 6G era. John and his team work seamlessly with the Operations organization to ensure seamless execution of T-Mobile's strategy across the enterprise to deliver on our differentiated commercial, customer and growth ambitions.

John founded the AI-RAN Innovation Center, advancing standards for RAN intelligence and performance in collaboration with Ericsson, Nokia and NVIDIA. His team showcases the power of T-Mobile’s 5G standalone network through activations at events like the Las Vegas Grand Prix, PGA Championships and Major League Baseball.

Before joining T-Mobile in 2020, John was chief technology officer at Sprint, 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 had senior leadership roles at AT&T, Clearwire, Netro Corp., Nortel and Bell Northern Research.

John earned bachelor’s, master’s and doctorate degrees in electrical engineering from McMaster University in Canada. He is a fellow of the Canadian Academy of Engineering, has seven patents in wireless technologies, and has served on the FCC’s broadband deployment advisory committee. He also advises the University of Washington’s College of Engineering and serves on the board of directors for CTIA, a trade association representing the U.S. wireless communications industry.