Colonel Teerakul was first commissioned into the 4th Anti-aircraft Artillery Battalion in 1995. He has held a variety of appointments during his military career including company commander and operation and training officer.

He has also held military appointments at the Royal Thai Army’s Chulachomklao Royal Military Academy and Command and General Staff College. Colonel Teerakul has worked in the Office of Policy and Planning since 2010 serving subsequently as the deputy director of the Plans and Organization Division and director of the Strategy Development Division before assuming his current appointment.

Colonel Teerakul attended the Command and General Staff College of the Royal Thai Army in 2003 and the Australian Command and Staff College in 2007. He holds a master’s degree in mechanical engineering from Imperial College, University of London, a master’s degree in marketing from Southeastern University (London Campus) and a graduate diploma in strategy and defense studies from the University of New South Wales, Australia.