- Medical officer in Department of Ayurveda- 1996- 2002
- Visiting Instructor (Ayurveda), Institute of Indigenous Medicine, University of Colombo (from 1st of March 1996 )
- Lecturer (Probationary) - 19.09.2002 to19.09.2005
- Lecturer – 19.09.2005 to 19.09.2007
- Senior Lecturer grade II, IIM, University of Colombo on 19th September 2009
- Assistant Consultant - Ayurvedic Teaching Hospital, Borella from the Year 2012 to 2015
- Head of the Department of Nidana Chikitsa - September 2010 to January 2012
- Associate editor – Sri Lanka Journal of Institute of Indigenous Medicine- Peer review research publication- Since 2010.12.21 to 2018
- Senior Lecturer grade I- since 2015 02.19
- Head of the Department of Nidana Chikitsa – Since 2018 January 17 to 2018 1st June
- Student counsellor- 2017
- Head of the Information Technology section, Institute of Indigenous Medicine Since 2015 to 2017
- Consultant Physician- Ayurvedic Teaching Hospital, Borella from the Year 2015
- Member of the Ethical Review Committee of Institute of Indigenous Medicine, University of Colombo, Rajagiriya – 2010 to 2018
- Reviewer – STM Journals `{`Journal of Herbal Science (RRJHS) etc.`}`
- Associate editor – Sri Lanka Journal of Institute of Indigenous Medicine- Peer review research publication- Since 2010.12.21 to 2018
- Member of the Ethical Review Committee of Institute of Indigenous Medicine, University of Colombo, Rajagiriya – 2010 to 2018
- Reviewer – STM Journals `{`Journal of Herbal Science (RRJHS) etc.`}`
- Reviewer of abstracts on 2nd International Conference on Ayurveda, Unani, Sidda and Traditional Medicine- 2014
- Co-Chairperson, 2nd International Conference on Ayurveda, Unani, Sidda and Traditional Medicine, 2014, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Sub Committee member of Revises and develop the Standard Operational Procedures (SOP) of the guidelines of Ethic Review Committee of Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Co-Chairperson, 3nd National Symposium on Sri Lankan Traditional Foods – 2015, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Sub Committee member for Research Project of Level IV (BAMS/BUMS)
- Member of Editorial Board - Research Project of Level IV (BAMS/BUMS)
- Evaluation of Research Project Proposal For Ethical Review Evaluation
- Member of Steering Committee, 5th International Conference on Ayurveda, Siddha, Unani and Treditional Medicine, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Reviewer of papers/ articles – Ayurveda Sameeksha, Department of Ayurveda, Navivna, Maharagama. 35.Chairperson of Infrastructure Development Committee, 5th International Conference on Ayurveda, Siddha, Unani and Treditional Medicine, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Co-Chairperson of Scientific committee, 4th National Symposium on Healthy women for wealthy nation – 2016, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Member of the Abstracts, Research paper review and Editorial committee, 4th International Conference on Ayurveda, Siddha, Unani and Treditional Medicine, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Participated in the workshop on Ethical Issues in Research on Traditional Medicine: Drafting Guidelines on TM Research, Organized by the Ethical Review Committee, Faculty of Medicine, University of Colombo- August 2015
- Participated in the workshop on Good Clinical Practices, Organized by forum for Ethics Review Committee in Sri Lanka (FERCSL), Faculty of Medicine, University of Colombo- October 2015
- Member of the Organizing Committee of Annual research Symposium, National Centre for Advanced Studies in Humanities and Social Sciences
- Subcommittee member of Revised and develop the guidelines for animal experiments of Ethic Review Committee of Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Participated in the workshop on Good Clinical Practices, Organized by forum for Ethics Review Committee in Sri Lanka (FERCSL), Faculty of Medicine, University of Colombo- October 2018
- Member of the Research Committee of Institutional research, IIM
- Member of Poster viewing panel, International symposium on Traditional and Complementary Medicine (Tradmed International 2017), Waters Edge, Colombo
- Chairperson of scientific session, International Conference on Scope and Role of Ayurveda in the Management of Madhumeha (Diabetes Mellitus) and its Complications, National Institute of Ayurveda, Madhav Vilas Palace, Joravar Singh Gate, Amer Road, Jaipur, India
- Supervision of the Research Projects- Level IV BAMS (2010/2011)
- Chairperson of scientific session, 5th International Conference on Ayurveda, Siddha, Unani and Treditional Medicine, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Clinical and Academic coordinator for Level III, IV, V BAMS, Institute of Indigenous Medicine – Since 19.09.2018
- Member of steering committee, 6th International Conference on Ayurveda, Siddha, Unani and Treditional Medicine, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Reviewer of Abstracts, 6th International Conference on Ayurveda, Siddha, Unani and Treditional Medicine, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Chairperson of Abstract, Research paper review and editorial committee, 6th International Conference on Ayurveda, Siddha, Unani and Treditional Medicine, Institute of Indigenous Medicine, University of Colombo, Rajagiriya
- Chairperson of scientific session, International Symposium on Ayurveda and Indigenous Medicine 2018 (Ayur Ex-ISAIM 2018), Kandy city centre, 2018
