In his new role, Mohd Izzaddin Idris will oversee key corporate functions namely marketing, corporate affairs, and cybersecurity, among others.
It is also investing RM60 million in data and talent to strengthen Malaysia's data infrastructure.
The incumbent on the account is M&C Saatchi, which is responsible for ads such as GUNA CELCOM, Adik Beradik and the popular 5 Sekawan series.
This enables enterprise customers to discover, connect and facilitate business deals with buyers and suppliers worldwide.
Google Malaysia, Ericsson, TM Forum and Lynx Analytics have come on board as the datathon's partners.
He replaces Michael Kuehner, who will step down on 31 August 2018.