Sato has over 23years of experience in the telecommunication industry. He started his career at Nippon Telegraph and Telephone (NTT), the largest telecommunications company in Japan. He has been involved in submarine cable business with NTT Group for over 20 years including NTT Communication Philippines, NTT Com ASIA and NTT Singapore from 1991 to 1997 as a Manager.
In the past years, He has made strong contribution to the submarine cable construction projects since the beginning of the history of NTT for international submarine cable such as starting from CHUS, APCN2, JUS, AJC, KJCN, HSCS, TPE, APG, ASE, Jupiter and so on. His latest work, JUPITER is the world fastest submarine cable, connecting US, Japan and Philippines. (2020, service launch). He is invited to prestigious business forums as an expert and frequent speaker on the topic of submarine cable.