Head/Department of Physical Sciences/FAS, SEUSL, From June 2016 to July 2019
Academic Coordinator/Department of Physical Sciences
Subject Coordinator /Chemistry unit, numerous occasions
Coordinator for Applied Science (Hons) Degree program, From 2014 to 2016
Sub-Activity Coordinator for QIG/FAS HETC Project, SEUSL, From 01.01.2014 to 31.12.2014
Coordinator, 4th Annual Science Research Session, (ASRS), Faculty of Applied Sciences, SEUSL, 2015
Member of the editorial board, Journal of Science (JSC), Faculty of Applied Sciences, SEUSL, From 2019 to date
Mentor for the academic year 2009/2010, Faculty of Applied Sciences, SEUSL, From 2014 (May) to 2015 (April)
Chief editor of the Editorial board to the 4th Annual Science Research Session-2015, Faculty of Applied Sciences, South Eastern University of Sri Lanka.
Deputy Director, Canadian International Development Agency (CIDA) Tsunami Recovery Project.
President, Senior Common Room Society, Faculty of Applied Sciences, SEUSL (2019/2021)
Coordinator/Internation Quality Assurance Cenre/ FAS, 2019 - to date.
Member of the Senate (Faculty nominee) of SEUSL, (09.04.2014 - To date).
Member of the Faculty board, FAS, SEUSL, (3.12.2001 - To date).
Member of the board of examiners, FAS, SEUSL, (3.12.2001 - To date).
Activity coordinator for QIG/FAS HETC project, SEUSL, (01.01. 2015 - To date
Coordinator for Preparation of Strategic planning. (2014-2017)
Faculty Coordinator for Coordinating Secretariat for Science Technology and Innovation. (2014).
Committee member of 2nd Annual Science Research Sessions (ASRS-2012), FAS, SEUSL.
Coordinator for 2nd Annual Science Research Sessions (ASRS-2013), FAS, SEUSL.
Reviewed several manuscripts for Natural Product Research and other Proceedings.
Chairperson for Conferences