Mr. Widhyawan started his professional career as a consultant, in 1986 with PT Redecon in Jakarta Indonesia and later in 1989 he joined Facts Global Energy in Honolulu Hawaii USA at which his last position was Director for Consulting and Retainer Services. While in Honolulu Hawaii Widhyawan was also affiliated with the East-West Center – a US research institution with the mandate to foster the relationship between the US dan Asia-Pacific – in various capacities in its Energy Program. After staying abroad for fifteen years Widhyawan returned back to Indonesia to join Pertamina.
Currently he is an independent consultant, advising the Government State-owned enterprises Development Agencies as well as private national and multinational companies. He is also Senior Lecturer at School of Business and Management Institut Teknologi Bandung (ITB), teaching Business Strategy Business Ethics and Managerial Economics courses.