2004 - 2024: Head of Centre of Microsystems and Photonics, University of Strathclyde
2023 - 2024: Associate Dean (portfolio: Strategy), Faculty of Engineering, University of Strathclyde
2016 - 2019: Vice-Dean (portfolio: Research), Faculty of Engineering, University of Strathclyde,
2014 - 2016 Associate Deputy Principal (Research) equivalent to Deputy Provost, University of Strathclyde
2010 - 2014: Associate Dean (portfolio: Strategy), Faculty of Engineering, University of Strathclyde
2006 - 2009: Vice-Dean (portfolio: Research), Faculty of Engineering, University of Strathclyde
2003 - 2005: Deputy Head of Department (portfolio: Research), EEE Department, University of Strathclyde
1998 - present: full Professor, Department of Electronic & Electrical Engineering, University of Strathclyde
1995 - 1998: Reader, Department of Electronic & Electrical Engineering, University of Strathclyde
1991 - 1995: Senior Lecturer, Department of Electronic & Electrical Engineering, University of Strathclyde
1986 - 1991: Lecturer, Department of Electronic & Electrical Engineering, University of Strathclyde
1984 - 1986: Postdoctoral Research Assistant, Department of Electronic & Electrical Engineering, University of Strathclyde