| Professor (Distinguished Professor Award) |
| Department of Physics, National Taiwan Normal University | Aug 2021 - Present |
| Associate Professor |
| Department of Physics, National Taiwan Normal University | Aug 2017 - July 2021 |
| Associate Research Fellow |
| National Applied Research Laboratories (NARL), National Nano Device Laboratories (NDL) | Jul 2016 - Jul 2017 |
| Post Doctoral Researcher |
| Department of Electrical Engineering, University of California, Los Angeles | Mar 2014 - Jun 2016 |
| Post Doctoral Researcher Fellow |
| Institute of Physics and IAMS, Academia Sinica | Feb 2012 - Feb 2014 |
| Assistant Teacher |
| Electrical Engineering, National Taiwan University | Feb 2010 - Jun 2010 |
| Assistant Researcher |
| Institute of Physics, Academia Sinica | Oct 2004 - Aug 2008 |