*Adjunct Faculty  at the Asian Institute of Technology, Thailand, from January 2025 to May 2025.

*Senior Lecturer Grade II in Environmental Science at the Department of Bio-science, Faculty of Applied Science, University of Vavuniya, from July 2023 to date.

*Lecturer (probationary) in Environmental Science at the Department of Bio-science, Faculty of Applied Science, Vavuniya Campus of the University of Jaffna. 

(From 7th March, 2017 to 25th July, 2023))

*Assistant Lecturer at Department of Biological Science, Faculty of Applied Science, Vavuniya Campus of the University of Jaffna.

(From April, 2016 to February, 2017)

*Demonstrator at Department of Biological Science, Faculty of Applied Science, Vavuniya Campus of the University of Jaffna.

( From 19th May, 2015 to 17th March, 2016)