· Jeyaseelan,S.(2006,January,7th&8th)Leadership Excellence & Personality Development’ & ‘Excellent Practices in Human Resources Development’ conducted by Dr.K.K Kuhathasan,at the Vavuniya Campus.
· Jeyaseelan, S. (2007, August, 21st &22nd) ‘Changing power equations: A Gender Perspective’ conducted by the University of Madras, Chennai.
· Jeyaseelan, S. (2007, November, 3rd & 5th) 12th National Workshop of the Forum on ‘Contemporary Theory’, held at the Centre for Contemporary Theory, Varoda.
· Jeyaseelan, S. (2008, February 2nd) UGC National Seminar on ‘Psychology: Promoting Corporate Excellence’, held at the University of Madras, Chennai.
· Jeyaseelan, S. (2009, 1&2 October) workshop on ‘Training in Research and Publication’ held at the NCAS premises
· Jeyaseelan, S.(2011, March, 21,22 &23) workshop on ‘The Research Methodology and Data Analysis’
· Jeyaseelan, S.(2011, July, 26th ) the workshop on ‘Scholarship of Teaching and Learning& Higher Education Research’ at SDC, University of Colombo
· Jeyaseelan, S.(2011, November,18th) Staff Training Workshop on “Curriculum Design and Assessment for enhanced Student Learning” at University of Colombo
· Jeyaseelan, S.(2011, December, 21st ) Staff Training Workshop on “Practices for Enhancing Student Learning within our discipline-based teaching” at SDC, University of Colombo
· Jeyaseelan, S. (2013, December, 2nd & 3rd) Participated in the workshop on “BBM Curriculum Revision”, 2013, at the Vavuniya Campus, Pampaimadu.
· Jeyaseelan, S. (2015, September 18th) workshop on "Learning blocks that students experience and how these can be removed by the SCL for OBE approach in Higher Education”, at the University of Colombo.
· Jeyaseelan, S. (2015, September, 21st) “Developing Expertise in ourselves & our students II”, at the University of Colombo.
· Jeyaseelan, S. (2010, June 18th) Staff Training Workshop on “Supporting the student journey: developing students and teachers”, at the University of Colombo.
· Jeyaseelan, S. (2016, October, 11th) “Problem Identification in Academic Research” Conducted by Dr.G.Tantirigama, Former Senior Lecturer University of Sri Jayawardenepura, Organized by SDC, Vavuniya Campus.
· Jeyaseelan, S. (2016, December, 16th) “Principles of Effective Course Design” was conducted by Prof. Suki Ekeratne , at the University of Colombo.
· Jeyaseelan, S. (2016, December, 19th) “Role of Universities: : Sharing the Experiences” by Dr.V.Kanagasingam, Rector, Trincomalee Campus of the Eastern University of Sri Lanka Organized by SDC, Vavuniya Campus.
· Jeyaseelan, S.(2017)IELTS Open Seminar For the Staff & the Final Year Students organized by Career Guidance Unit of the Vavuniya Campus & the British Council of Sri Lanka.
· Jeyaseelan, S. (2017) ‘Academic Writing’ conducted by Triniard USA.
· Jeyaseelan, S.( 2017) ‘How to live happily’ ,conducted by Dr.S. Sivathas, Organized by SDC, Vavuniya Campus
· Jeyaseelan, S Participated in a workshop on ‘Teaching ESL writing to undergraduates’ conducted by Associate professor Dr Brooke Schreiber organized by ELTU University of Jaffna in collaboration with the Post Graduate Institute of English, Open University of Sri Lanka, on 8th August 2017
· Jeyaseelan, S. (2017, November,13th ) workshop search proposal.
· Jeyaseelan, S.(2017, December, 12th & 13th )‘The Politics of Gender, Sexuality and Pedagogy’ in a ‘Post-Truth’ World, held at RMIT University, Melbourne.