Head of the Department of Medical Laboratory Science, Faculty of Allied Health Sciences, University of Peradeniya since 26 ^thFebruary 2010.

Acting Dean, Faculty of Allied Health Sciences in 2010/2011

Member of the following senate committees of University of Peradeniya
-Scholarship Committee since 2009
-University Admission Committee since 2009
-Academic Development and Planning Committee since July 2010
-Research Committee since 2011

A Student Counselor: Faculty of Allied Health sciences, University of Peradeniya for a one year period in 2008

Head of the Department of Parasitology, Faculty of Medicine, University of Ruhuna, Galle since 01^stof May 2006 – November 2007

Member of the following committees of Faculty of Allied Health Sciences
-English Committee as the Chairperson
-Time table Committee as the Chairperson
-Curriculum Development & Evaluation Committee as a member
-Research and Ethics Committee as a member
-Canteen Committee as a member
-Convocation organizing committee - 2010
-Peradeniya University Research Sessions Organizing Committee – 2009 & 2010

. Proposal writer for the University Development Grant under the World Bank funded Project of Higher Education for Twenty First Century – 2010

President of the Peradeniya University Allied Health Sciences Teachers Association (PUAHSTA) in 2010 – 2011

President of the Welfare Association of the Faculty of Allied Health Sciences in 2011

Presidential Research Bonus (2003) - Award to authors pursuing research in Sri Lankan institutions for their publications, which have effectively appeared in internationally refereed periodicals, figuring in the Science Citation Index of 2003.

Award for the Outstanding Post Graduate Research in Medicine (2000) - for the research studies carried out during the period 1975 to 1999, awarded by the Hiran Thilakaratne Research Fund, University Grant Commission, Sri Lanka.

Presidential Research Bonus (1999) - Cash award to authors pursuing research in Sri Lankan institutions for their publications, which have effectively appeared in internationally refereed periodicals, figuring in the Science Citation Index of 1999. (Tropical Medicine and International Health, 4: 207 - 210, 1999).

Best Poster Award for the presentation (2006) – for "An independent evaluation of the August 2004 mass drug administration for elimination of lymphatic filariasis in Colombo Municipality area" at the 119^th
Annual Sessions of the Sri Lanka Medical Association, Mar 2006.

Award for the Best Paper at the 59^th Annual Sessions of Galle Medical Association (2000) - for "Efficacy of lamdacyhalothrin (ICON) impregnated house curtains against the vector of bancroftian filariasis, Culex quinquefasciatus say in Matara, Sri Lanka"

Sir Frank Gunasekera Award (1996) - for the presentation at the 109th Annual Sessions of the Sri Lanka Medical Association, Colombo.

E.M. Wijerama Award 1 (1995) - for the presentation at the 108th Annual Sessions of the Sri Lanka Medical Association, Colombo.

Award for the Best Paper at the 58^th Annual Sessions of Galle Medical Association (1999) - for "Comparative long term microfilarial efficacy of single dose Dietylcarbamazine (DCE), albendazole and combinations of albendazole with DEC or Ivermectine, in Matara, Sri Lanka".

Award for the Best Paper at the 60^th Annual Sessions of Galle Medical Education (2001) - for "The use of saliva to detect filaria-specific IgG4 antibody in bancroftian filariasis".

Selected for Final Round of Post Graduate Publication Award (2001) - "Quantitative aspects of the transmission dynamics of bancroftian filariasis under different densities of microfilaraemia of Wuchereria bancrofti in Matara, Sri Lanka" was selected by Sri Lanka Association for the Advancement of Science for an oral presentation at the final round of selection for the above award

Weerasooriya Mirani V, Mudalige Malka PS, Gunawardena NK, Kimura E & Samarawickrema WA (1998). Microfilaria periodicity of Wuchereria bancrofti in comparison with man landing periodicity of Culex quinquefasciatus in Matara, Sri Lanka. Ceylon Medical Journal, 43: 78-83.

Itoh M, Weerasooriya Mirani V, Gunawardena NK, Mudalige MPS, Samarawickrema WA & Kimura E (1999). A study on Wuchereria bancrofti antigeneamia in Sri Lanka. Tropical Medicine and International Health, Vol. 43: 207-210.

Weerasooriya MV, Mudalige MPS, Itoh M, Qiu X-G, Kimura E, Fujimaki Y
(2003). IgG4 ELISA using urine samples and ICT whole blood card test to CV of Dr Malka detect filarial infection due to Wuchereria bancrofti in Matara, Sri Lanka. Annals of Tropical Medicine and Parasitology, 97(2): 179 -185.

Yahathugoda TC, Wickramasinghe D, Liyanage TS, Weerasooriya MV, Mudalige MPS, Waidyaratne EI, Samarawickrema WA (2003). Knowledge on lymphatic filariasis and the response to July 2002 mass treatment campaign in two communities in the Galle District. Ceylon Medical Journal 48(3): 74-77.

Weerasooriya MV, Isogai Y, Itoh M, Yahathugoda TC, Vidanapathirana KK, Mudalige MPS, Kimura E (2008). Distribution of filarial elephantiasis and hydrocele in Matara district, Sri Lanka, as reported by local leaders, and an immunological survey in areas with relatively high clinical rates. Parasitology International, 57: 390–395.