M.A in Sociology, (University of Peradeniya, Sri Lanka) [2020]
B.A. in Sociology, Second Class (Upper) (University of Peradeniya, Sri Lanka) [2011]

• Academic sub warden, James Peries hall, University of Peradeniya. From 1st of January 2014 to 7th of May 2014
• Volunteer student counsellor, University of Peradeniya, for the years of 2012/2013 and 2013/2014

• K.Sajanthan, Vulnerability of War-Widows in the Post- War Development Scenario: A Case Study of War-Torn Kandawalai Divisional Secretariat Division of the Kilinochchi District in Sri Lanka, Peradeniya University International Research Session (iPURSE), 4th and 5th july, 2014, p.66
• Mahesha Ihalagedara, Susantha Rasnayake, K.Sajanthan, Dynamics of Sexual Stimulation through Facebook among University Students, Peradeniya University International Research Session (IPURSE), 4th and 5th july, 2014, p.117
• Jeyasuthan and K.Sajanthan, Socio-Demographic Analysis on Risk Behavior Characteristics of MSM in Kandy District, Peradeniya University International Research Session (IPURSE), 2014, p.696
• M.A.P. Chamikara, A.Galappaththi, K.Sajanthan, Susantha Rasnayake, C.Manoj, Y.P.R. D. Yapa, S.R.Kodituwakku, J. Gunathilake, Statistical and Sociological Analysis on Crime Data, PGIS Research Congress, 2014, p.54
• K.Sajanthan, Sociological Analysis on the Necessity of Socialization and the Role of School on it, ‘Pon Vizha Malar’ (Golden Jubilee Book), Bharatithasan Library, Alvai, 2014, pp. 94 -107
• K.Sajanthan, A Socio-Anthropological Review on Traditional Medicine of Tamils, Hindu Dharmam, Hindu Students Union, University of Peradeniya, 2013/2014, pp. 25-31.
• K.Sajanthan, Obstacles Faced by Resettled War-Displaced People in the Restoration of their Livelihoods: A Case Study of Resettlement Program in Karachchi Divisional Secretariat Division in Kilinochchi District, Peradeniya University Research Session (PURSE), 4th July 2013, P. 271.

Translation Work

Translated: English to Tamil

• Life in Pattanam as an Āsai: The story of Thōtta Thamilarhal’s aspiration of ‘home” construction in the city of Colombo, Original in English by Anton Piyarathne
• Foundation of Sociology (Block 1), Published by the Open University of Sri Lanka
• Foundation of Sociology (Block 2), Published by the Open University of Sri Lanka

• Applied Sociology
• Community Development
• Contemporary Social Issues
• Gender and Development
• Population and Development
• Qualitative data collection and interpretation
• Research Methodology
• Social Harmony
• Sociological Theories
• Sociology of Religion
• Sociology of Reproductive Health
• Sri Lanka Society
• Understanding Society and Culture
• Understanding Sri Lankan Society and Culture

• November 2020 to Present, Assistant Librarian (Probationary) – University of Jaffna.
• September 2016 to October 2020, Assistant Librarian (On contract) – Open University of Sri Lanka.
• November 2012 to October 2016, Local Research Assistant to Sri Lanka (Part time) – Graduate School of Medicine, Hokkaido University, Japan.
• May 2012 to May 2014, Assistant Lecturer – Department of Sociology, University of Peradeniya.
• November 2012 to present, Visiting Lecturer in BA (Social Science) – Jaffna and Kandy Regional Centres, the Open University of Sri Lanka, (Subjects: Applied Sociology, Gender and Development, Community Development, Sri Lanka Society, Sociology of Religion, Understanding Society and Culture, Understanding Sri Lankan Society and Culture, Research Methods, Advanced Sociological Theories)
• June 2015 to present, Visiting Lecturer in the Commonwealth Diploma in Youth Development – Jaffna and Kandy Regional Centres, the Open University of Sri Lanka, (Subject: Gender and Development)
• November 2013 to present, Visiting Lecturer in BSc (Nursing) Degree Programme in Natural Science – Kandy and Jaffna Regional Centres, the Open University of Sri Lanka.
• June 2014 to present, Visiting Lecturer in Certificate Course on Social Harmony – Jaffna Regional Centre, Open University of Sri Lanka.