2009/08-now Professor, Department of Life Science, Institute of Molecular and Cellular Biology and Graduate Institute of Biomedical Electronics and Bioinformatics, NTU, Taiwan
2008/08-2009/12 Leader of Technology Service Group, Center for Biotechnology, NTU, Taiwan
2006/08-2009/07 Associate Professor, Department of Life Science, Institute of Molecular and Cellular Biology and Graduate Institute of Biomedical Electronics and Bioinformatics, NTU, Taiwan
2007/08-2008/02 Visiting Scholar, Department of Chemical & Biomolecular Engineering, University of California, Los Angeles, USA
2006/06-2007/02 Deputy Director Center for Systems Biology and Bioinformatics, National Taiwan University
2006/08-2009/07 Associate Professor, Department of Life Science, Institute of Molecular & Cellular Biology, National Taiwan University
2006/07-2006/08 Visiting Professor, Graduate School of Biological Sciences, Nara Institute of Science and Technology, Nara, Japan
2004/08-2006/07 Assistant Professor, Department of Life Science, Institute of Molecular & Cellular Biology, National Taiwan University
2002/08-2004/07 Assistant Professor, Department of Chemical Engineering, National Taipei University of Technology
2001/08-2002/07 Postdoctoral Fellow, Institute of Biological Chemistry, Academia Sinica, Taiwan
2001/04-2001/07 Research Associate, Division of Bioresource, Japan International Research Center for Agricultural Sciences, Tsukuba, Japan
2000/08-2001/03 Research Assistant, Division of Bioresource, Japan International Research Center for Agricultural Sciences, Japan