Hisashi Suzuki is the earliest documented Sega employee, joining the company in 1962. He led the Sega Production and Engineering Department from 1965 to 1984. As the lead engineer, he created many electro-mechanical arcade games in the 1960s and 1970s.
He gradually moved up the corporate ladder, to the head of R&D at Sega, and was mainly involved in the arcade aspects of the company and was on the Board of Directors of Sega from 1999 onwards. From 2001 to 2003, he held the presidental role of Sega AM2, demoting Yu Suzuki from his position. In 2003, he gave this position to Hiroshi Kataoka. Since 2003, he became part of the CSK Research Institute (now CRI Middleware), founded by Isao Okawa. He held the Chairman and Advsior role for the company. In December 2014, he retired from this position at the age of 75.