2017-present, Associate Professor, Nano-Devices Laboratory, Tsinghua-Berkeley Shenzhen Institute, Tsinghua University

2016-2017, Project Officer, Central Research Institute, Huawei Technologies

2012-2016, Project Manager, Central Research Institute, Huawei Technologies

2010-2012, Senior Research Engineer, Central Research Institute, Huawei Technologies

2009-2010, Research Associate, Photonic Research Centre, The Hong Kong Polytechnic University

2008-2009, Research Assistant, Photonic Research Centre, The Hong Kong Polytechnic University