In 1965 he graduated with a first class honors degree in Civil engineering and began his career as an assistant lecturer at the engineering faculty of University of Peradeniya.
Later he received a Ceylon government scholarship to enter Churchill College, Cambridge in 1966,[4] and graduated with PhD in structural engineering, doing research on the finite element method applied to limit analysis.
He returned to Sri Lanka in 1981 and joined the University of Peradeniya as a Senior Lecturer and was promoted to Professor of Civil Engineering in 1984.
He is also a life Member of the American Society of Mechanical Engineering.
Nowadays he is working in Sri Lanka Institute Of Information Technology Department Of Civil Engineering.