1. Graduate Research Assistant in Computer Science, IMAC, Structural Engineering Institute Station 18, Ecole Polytechnique Fédérale de Lausanne (EPFL), CH-1015 Lausanne, Switzerland.
2. Postdoctoral Research in Civil Engineering, IMAC, Structural Engineering Institute Station 18, Ecole Polytechnique Fédérale de Lausanne (EPFL), CH-1015 Lausanne, Switzerland.
3. Assistant Professor of Civil Engineering, Dept. of Building, National Univ. of Singapore, 117566, Singapore.
4. Professor of Civil Engineering, IMAC, Structural Engineering Institute, Station 18, Ecole Polytechnique Fédérale de Lausanne (EPFL), CH-1015 Lausanne, Switzerland.