• Degree of Master of Philosophy in Agricultural Machinery Engineering, University of Ruhuna, Matara, Sri Lanka.
• Degree of Master of Science in Agricultural and Biosystems Engineering, University of Peradeniya, Sri Lanka
• Degree of Bachelor of Science of Agriculture (Special), Faculty of Agriculture, University of Ruhuna, Matara, Sri Lanka.

Senior Lecturer in Farm Power and Machinery, Department of Agricultural Engineering and Soil Science, Faculty of Agriculture, Rajarata University of Sri Lanka from March- 2018 

Lecturer (Probationary) in Farm Power and Machinery, Department of Agricultural Engineering and Soil Science, Faculty of Agriculture, Rajarata University of Sri Lanka from​ March- 2013 – March- 2018

Lecturer (Temporary) in Farm Power and Machinery, Department of Agricultural Systems, Faculty of Agriculture, Rajarata University of Sri Lanka from â€‹January- 2009 – March- 2013

Visiting Lecturer

Riga Technical University Autumn intake-2018, Latvia, Sri Lanka Base Academic program from October-2018 

Department of Mechatronics and Department of Manufacturing Engineering, University of Vocational Technology, Rathmalana, Sri Lanka from January- 2011 – 2019

University College of Anuradhapura, University of Vocational Technology, Anuradhapura, Sri Lanka from May- 2017 – 2019

College of Technology, Anuradhapura, Sri Lanka from January- 2014 – December- 2015

University College of Kuliyapitiya, University of Vocational Technology, Kuliyapitiya, Sri Lanka from July- 2018 – 2019

Best presenter, International Research Symposium, Rajarata University of Sri Lanka, 2013

Patents,

Pineapple harvester, Patent number – 16498

Five row weeding technique for row Planted Paddy, Patent No – 1650

Two row paddy transplanter with constant within row and between roe spacing Patent No. 18803 (Pending)

Reciprocating type saw dust sieving machine for oyster mushroom cultivation, Patent No. 18804 (Pending)

Drum type ingredient mixing machine for mushroom cultivation, Patent No. 18802 (Pending)

Mixture filling and compaction machine for mushroom cultivation, Patent No. 18805  (Pending)

• University Research Grant 2015 (Rajarata Universuty of Sri Lanka)
• University Research Grant 2018(Rajarata Universuty of Sri Lanka)

• 2015 -   Certificate course on Application of GIS, Rajarata University of Sri Lanka, Mihintale, Sri Lanka
• 2014  - Certificate Course on Academic Staff Development, Rajarata University of Sri Lanka, Mihintale, Sri Lanka
• 2009  -  Training on Operation and Maintenance of Farm Machinery, West German Farm Mechanization Training Centre, Department of Agriculture, Anuradhapura, Sri Lanka.
• 2009  -  Training on Operation and Maintenance of Two wheel and Four wheel tractors, West German Farm Mechanization Training Centre, Department of Agriculture, Anuradhapura, Sri Lanka.

Secretary of the Organizing Committee for the Annual Research Symposium of the Faculty of Agriculture, Rajarata University of Sri Lanka, 2014

Member of the Master Plan development committee, Faculty of Agriculture, Rajarata University of Sri Lanka, 2010

Member of the Farm Development committee, Faculty of Agriculture, Rajarata University of Sri Lanka. 2016-2018

Member of the Editorial board of Newsletters, Faculty of Agriculture, Rajarata University of Sri Lanka, 2014-2015

Member of the Student’s Grace Chance committee, Faculty of Agriculture, Rajarata University of Sri Lanka. 2015-2018

Member of the Medical Certificate Recommendation Committee, Faculty of Agriculture, Rajarata University of Sri Lanka. 2015-2018

Member of the IT committee, Faculty of Agriculture, Rajarata University of Sri Lanka, 2015-2017

Member of the Needy scholarship fund committee, Faculty of Agriculture, Rajarata University of Sri Lanka, 2014-2018

Academic sub warden (Male hostels), Faculty of Agriculture, Rajarata University of Sri Lanka, 2016

Chief Examiner, Evaluation of Answer scripts of Agricultural Science Subject, General Certificate of Advance Level, Sri Lanka, 2018

Co-controlling Examiner, Practical Test of Biosystems Technology, General Certificate of Advance Level, Sri Lanka, 2016-2017

Member of evaluation committee of Inventors commision 

Kahandage, P., Rupasinghe, C., and Chandana, P., (2016), Application of geographic information system (GIS) for site specific management of paddy production systems: A case study in Kamburupitiya Divisional Secretariat (DS), Sri Lanka, Journal of Tropical Agricultural Research and Extension ,Volume 19(2) - 2016

Kahandage, P., Sewwandi, S., Rupasinghe, C., and Chandana, P., (2010),  Application of Geographical Information System on tea production in Kamburupitiya D. S Division (Pg 93-100), Journal of the Sri Lanka Association of Geographers – 2010 (January)

Kahandage, P., Rupasinghe, C., Weerasooriya, G., and Alwis, P. (2016), Mechanization of Oyster mushroom (Pleurotus ostreatus) production with Mango Saw dust, In: 3rd International Research Symposium, Rajarata University of Sri Lanka, Sri Lanka.

Perera, D., Kahandage, P. and Rambanda, M. (2016), Introducing a Mechanical Method for Peeling the Palmyrah Fruits in order to Promote Palmyrah juice based products, In: 3rd International Research Symposium, Rajarata University of Sri Lanka, Sri Lanka.

Piyathissa, S., Kahandage, P., Dissanayake, P. and Rambanda, M. (2016), Selective Tea plucking machine to reduce the labour involvement, In: 3rd International Research Symposium, Rajarata University of Sri Lanka, Sri Lanka.

Hapuarachchi, A., Kahandage, P., Weerasooriya, G., and Charithangi, M. (2017), Design, development and testing of small scale pepper harvester, In: 1st International Symposium in Agriculture, Faculty of Agriculture, Eastern University of Sri Lanka.

Ahamed, H., Weerasooriya, G., and Kahandage, P. ( 2013 ),  Design, Development and Testing of Two wheel tractor Coupled  Drainage Channel Digger, In: 3rd Annual Research Symposium 2013, Rajarata University of Sri Lanka.

Kahandage, P., Wathsala, R., and Dharmasena, D. (2013), Designing, Development and Performance Evaluation of a manually Operated Leafy vegetable Slicing machine for Domestic Use, In: Annual Research Symposium 2013, Rajarata University of Sri Lanka.

Maithripala, S., Weerasooriya, G., Kahandage, P., and Ginigaddara, G. (2013), Design, Development and Testing of Combined Manual Weeder  and Marker for Row Planted Paddy , In: 3rd Annual Research Symposium 2013, Rajarata University of Sri Lanka.

Kahandage, P., Rupasinghe, C., Weerasooriya, G., and Alwis, P. (2016), Mechanization of Growing Media Preparation and Poly Bags Filling in Oyster mushroom (Pleurotus ostreatus) cultivation, In: International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna, Sri Lanka.

Perera, D., Kahandage, P. and Rambanda, M. (2016), Mechanization of Palmyrah peeling process to promote palmyrah based products, In: International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna, Sri Lanka.

Mohomad, I., Ginigaddara, G., Kahandage, P., Fernando, A., and Bandara, A. (2013) Plough Layer Depth on Growth and Yield of Rice in Dry Zone of SriLanka. In: 3rd Annual Research Symposium 2013, Rajarata University of Sri Lanka.

Piyathissa, S., and Kahandage, P. (2015), Introducing an Appropriate Mechanical Way for Coconut  Dehusking, In: International Conference of Sabaragamuwa University of Sri Lanka  2015 (ICSUSL 2015)

Kahandage, P., Rupasinghe, C., and Chandana, P. (2008), Mapping the status of Paddy production system using GIS techniques for developing the decision support system in Kamburupitiya Divisional Secretariat Division, In: National Symposium 2008, Faculty of Agriculture, University of Ruhuna.

Kahandage, P., Rupasinghe, C., and Chandana, P. (2009), Identifing and Mapping of Land Suitability and Spatial Variability of Paddy Production system in Kamburupitiya DS Division Using GIS Techniques, In: National Geography Conference-2009.

Kahandage, P., Sewwandi, S., Rupasinghe, C., and Chandana, P. (2010)  Application of Geographical Information System on tea production in Kamburupitiya D. S Division (Pg 93-100), In: National Geography Conference – 2010.

Rathnayake, M., Kahandage, P., Weerasooriya, G. and Bandara, H. (2011), Finding the Appropriateness and Required modifications for existing Machineries in Paddy Production in North Central Province, In: Undergraduate Research Symposium 2011 Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Ahamed, H., Weerasooriya, G., and Kahandage, P.(2012), Design, Development and Evaluation of a Two wheel Tractor coupled Drainage Chanel Digger (2012), In: Undergraduate Research Symposium 2012, Faculty of Agriculture, Rajarata University of Sri Lanka.(November)

Maithreepala, S., Kahandage, P. and Weerasooriya, G. (2012), Desing and Development of a Weeder and Marker for Sri Method of Paddy cultivation, In: Undergraduate Research Symposium 2012, Faculty of Agriculture, Rajarata University of Sri Lanka.

Mohomed, I., Ginigaddara, G., Kahandage, P., Fernando, A, and Bandara, A. (2012), Depth of ploughing on Growth and Yield of Rice in Dry Zone of Sri Lanka, In: Undergraduate Research Symposium 2012, Faculty of Agriculture, Rajarata University of Sri Lanka.

Yapa, M., Kahandage, P., and Ginigaddara, G. (2013), Designing, Development and Testing of a Paddy Transplanter, In: Undergraduate Research Symposium 2013, Faculty of Agriculture, Rajarata University of Sri Lanka.

Jayathilaka, D., Kahandage, P. and Gunarathna, M. (2013), Designing, Development and Evaluation of Collapsible Rain water Harvesting System for Dry Zone, In: Undergraduate Research Symposium 2013, Faculty of Agriculture, Rajarata University of Sri Lanka.

Wijerathne, E., Rambanda, M., and Kahandage, P. (2013), Designing, Development and Performance Evaluation of a Manually Operated Maize Seeder, In: Undergraduate Research Symposium 2013, Faculty of Agriculture, Rajarata University of Sri Lanka.

Jayasiri, M., Weerasuriya, G., Kahandage, P., and Fernando, A. (2013), Designing, Development and Testing of Manually Operated Pineapple Harvester, In: Undergraduate Research Symposium 2013, Faculty of Agriculture, Rajarata University of Sri Lanka.

Hapuarachchi, A., Weerasooriya, G., Kahandage, P., and Fernando, A. (2013),  Designing, Development and Testing of Small Scale Pepper Harvester, In: Undergraduate Research Symposium 2013, Faculty of Agriculture, Rajarata University of Sri Lanka.

Rathnasekara, A., Weerasooriya, G., Ginigaddara. G., and Kahandage, P. (2013), Modification and Evaluation of Five row weeder for weed Controlling in SRI method of Paddy, In: Undergraduate Research Symposium 2013, Faculty of Agriculture, Rajarata University of Sri Lanka.

Piyathissa, S., and Kahandage, P. (2014), Development and Evaluation of Coconut Dehusking Machine for Small and Medium scale Farm Holders, In: 6th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Perera, D., Rambanda, M., and Kahandage, P. (2014), Design, Development and Evaluation of performance of a Palmyrah Peeler, In: 6th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Pathirana, M., Balasooriya, A., and Kahandage, P. (2014), Development and Performance Evaluation of Nut Cracking Machine for Kottamba (Terminalia Catappa), In: 6th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Kosgollegedara, E., Kahandage, P., and Weerasooriya, G. (2015), Mechanization of Growing media Preperation for Small and Medium scale Mushroom Enterprises, In: 7th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Dissanayake, P., Rambanda, M., Kahandage, P. and Piyatihissa, S. (2015), Design, Fabrication and Performance Evaluation of a Selective Tea Plucking Machine, In: 7th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Rajapakshe, R., Kahandage, P., and Weerasooriya, G. (2015), Mechanization of Filling of Saw Dust growing media into Poly Bags in Oyster Mushroom cultivation, In: 7th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Dissanayake, B., Gunarathne, M., Dabare, W., and Kahandage, P. (2017), Apropriateness of Existing Sprayers and Application Methods of Liquid Form Agrochemicals, In 8th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Hettiarachchi, S., and Kahandage, P. (2017), Introducing an Efficient Mechanical Method for Pineapple Harvesting, In 8th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Senarathne, P., Kahandage, P., and Weerasooriya, G. (2017), Comparative Performance Evaluation of a Manually operated Single row Maize seed driller, In 9th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Kumarasiriwardena, C., Kahandage, P., Weerasooriya, G., and Dissanayake, T. (2017), Design Development and Evaluation of an Improved Solar and Biomass Hybrid Dryer for Agricultural Products, In 9th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Ranasinghe, V., Kahandage, P., and Weerasooriya, G. (2017), Designing, Development and Evaluation of Small scale Seed Paddy Cleaner, In 9th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Wijesinghe, W., Kahandage, P., and Weerasooriya, G. (2017), Introducing an Efficient Moisture Removal Method for Kithul Treacle and Jaggery Production Indistry in Sri Lanka, In 9th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Gunarathne, M., Abeysekara, R., Dissanayake, D., Edirisooriya, C., and Kahandage, P., (2018), Evaluation of the Performanceand Processing cost of Newly developed Loos Leaf Barn Curing of Tobbaco Leaves, In 10th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Ranasinghe, M., Weerasooriya, G. and Kahandage, P. (2018), Improved Solar Water Distillation Unit for Drinking Water Production From Hardwater, In 10th Annual Research Symposium Proceedings, Faculty of Agriculture, Rajarata University of Sri Lanka.

Certificate course on Application of GIS, Rajarata University of Sri Lanka, Mihintale, Sri Lanka

Certificate Course on Academic Staff Development, Rajarata University of Sri Lanka, Mihintale, Sri Lanka

Training on Operation and Maintenance of Farm Machinery, West German Farm Mechanization Training Centre, Department of Agriculture, Anuradhapura, Sri Lanka.

Training on Operation and Maintenance of Two wheel and Four wheel tractors, West German Farm Mechanization Training Centre, Department of Agriculture, Anuradhapura, Sri Lanka.