Professor, Institute of Linguistics, National Chung Cheng University, Taiwan, August 2010-

Director, Institute of Linguistics, National Chung Cheng University, Taiwan, 2010-2012.

Professor of Intercultural Studies TESOL, Wheaton College, Illinois, 2008-2010.

Professor of Linguistics, Providence University, 2000-2008.

Dean of General Education, Providence University, 2005-2006.

Vice Provost, Providence University, 2005-2006.

Visiting Scholar, CARLA, University of Minnesota, 2003-2004.

Chair, Department of English Language, Literature, and Linguistics, Providence University, 2000-2003.

Associate Professor of Linguistics, Providence University, 1992-1999.

Guest Lecturer, Summer Institute of Linguistics, Eugene, Oregon, 1993.

Lecturer, Indonesian and Tagalog, Cornell University, 1991-1992.

Coordinator and Lecturer, Indonesian Program, SEASSI, Cornell University, 1991.

Principal and Founder, Ithaca Chinese School, 1989-1990.

Research Associate, Pilipino Textbook Project, Cornell University, 1988-1989.

Instructor of English as a Second Language, Cornell Summer English Program, 1987.

Teaching Assistant, Chinese, Cornell University, 1984-1985, 1986-1987, 1989-1991.

Teaching Assistant, Chinese, University of Minnesota, 1981-1983.

Hostess for Educational Program, China Television Company, 1978-1981.

Radio Broadcaster for Children’s Program, Broadcasting Company of China, 1969-1973.