2014 to Present: Professor of Sociolinguistics and Western Cultural Studies, Department of Humanities, Niigata University, Japan
2021 to Present: Teaching Fellow (Fractional) English Language and Applied Linguistics, The University of Birmingham, England
2012 to Present: Visiting Fellow, Kellogg College, The University of Oxford, England
2002 to 2021: Distance Tutor, English Language and Applied Linguistics, The University of Birmingham, England
2000 to 2014: Professor of TESOL and American Cultural Studies, Niigata University of International and Information Studies, Niigata, Japan.
Summer 2000, 2002, 2006 to 2008: ESP Tutor, English for International Students' Unit, The University of Birmingham, England.