• Lecturer (probationary), Department of Medical Laboratory Sciences, Faculty of Allied Health Sciences, University of Peradeniya. 02/05/2019 - Present

• Medical Laboratory Scientist 2014 - 2019

• Sri Jayewardenepura General Hospital as a Medical Laboratory trainee. 03/01/2011-16/07/2011

• Registered MLT in Sri Lanka Medical Council, Sri Lanka

• Registered MLT in College Medical Council, Sri Lanka

Research publications

• Dinushka Wickramasinghe, Hemantha Peiris, Lal Gotabhaya Chandrasena, Vajira Senaratne and Rasika Perera. Case control feasibility study assessing the association between severity of coronary artery disease with Glutathione Peroxidase-1 (GPX-1) and GPX-1 polymorphism (Pro198Leu). BMC Cardiovascular Disorders. 2016: 16:111

• Rasika Perera, Dinushka Wickramasinghe, Hemantha Peiris, Lal Gotabhaya Chandrasena, Vajira Senaratne. Association between LDL, Apolipoprotein-B Apolipoprotein A-I and Lipoprotein(a) and Severity of Coronary Artery Disease Based on Coronary Angiography. Journal of Biosciences and Medicines. 2016: 3(08):53-61

• Dinushka Wickramasinghe, Hemantha Peiris, Lal Gotabhaya Chandrasena, Vajira Senaratne and Rasika Perera. Paraoxonase-1 and Glutathione Peroxidase Activity as a Screening Tool in Detecting Severity of Coronary Artery Disease: Case Control Feasibility Study. American Journal of Biomedical and Life Sciences. 2015; 3(6): 120-126

Research communications

• WD Wickramasinghe, H Peiris, LG Chandrasena, V Senaratne, PPR Perera. Association of serum Paraoxonase 1 concentration and severity of Coronary Artery Disease. Post Graduate Institute of Medicine (PGIM) 4th academic sessions-2013, OP 05, PP 57-58

• WD Wickramasinghe, H Peiris, LG Chandrasena, V Senaratne, PPR Perera. Association of Glutathione Peroxidase 1 activity with severity of coronary artery diseases. General Sir John Kotelawala Defense University (KDU) International Symposium-2013, PP 44

• WD Wickramasinghe, H Peiris, LG Chandrasena, PPR Perera. Association between serum Apolipoprotein A-1 (Apo A-1) concentration and severity of Coronary Artery Disease. Sri Lanka Associations for The Advancement of Science (SLAAS) academic sessions- December 2013.

• WD Wickramasinghe, H Peiris, LG Chandrasena, V Senaratne, PPR Perera. Low serum paraoxonase; A risk factor for Coronary Artery Diseases?. Annual Scientific Session-2012, Faculty of Medical Sciences, University of Sri Jayewardenepura. OP 12, pp 24

Workshop contribution/ Participation

• 1. “Basic statistics”. Organized by: Section A, Sri Lanka Association for the Advancement of Science (SLAAS) & Sri Lanka Association for Laboratory Animal Science. Venue: University of Sri Jayewardenepura on 11th / 13th June 2013. (Participated)

• 2. “Ethics in research”. Organized by: National Science and Technology commission & Section A, Sri Lanka Association for the Advancement of Science (SLAAS). Venue: SLAAS auditorium on 20th April 2012. (Participated)