Master Student (April 2018 – March 2020) Graduate School of Science and Engineering, Saitama University, Japan
M.Phil Candidate (February 2016 – March 2018) Department of Civil and Environmental Engineering, Faculty of Engineering, University of Ruhuna, Sri Lanka
Visiting Instructor (August 2017 – January 2018) Department of Civil and Environmental Engineering, Faculty of Engineering, University of Ruhuna, Sri Lanka
Lecturer (on Assignment Basis) (August 2015 – July 2017) Department of Civil and Environmental Engineering, Faculty of Engineering, University of Ruhuna, Sri Lanka
Temporary Instructor (February 2015 – August 2015) Department of Civil and Environmental Engineering, Faculty of Engineering, University of Ruhuna, Sri Lanka
Resource Person (February 2015 – December 2015) Lecturer on Principal Component Analysis (PCA) in South Asian Institute of Technology and Medicine, Sri Lanka
Trainee Engineer (January 2014 – April 2014) Lanka Hydraulics Institute (LHI) Ltd., Moratuwa, Sri Lanka
Trainee Engineer (October 2012 – December 2012) Sri Lanka Ports Authority
Nagasinghe I. U., Saito T., Matsuno A., Kato A., and Kawamoto K, 2020. Utilization of Construction and Demolition waste (CDW) and Industrial by-products (IBPs) as Low-cost liming agents for neutralization of soil acidity, JpGU – AGU joint meeting 2020: Virtual, 12th – 16th, July 2020
Nagasinghe I. U., Saito T., and Kawamoto K., 2019.Neutralization of Acidic Soil Using Construction and Demolition Waste (CDW) for Accelerating Biodegradation of Oil Contaminated Acidic Soil, Proceedings of 10th International Conference on Structural Engineering and Construction Management, 12th– 14th December 2019 Kandy Earl’s Regency Hotel Kandy, Sri Lanka, p.71
Nagasinghe I. U., and Dayanthi W. K. C. N., 2019. Sorption Experiments on heavy metal removal in groundwater contaminated by landfill-leachate using Permeable Reactive Barrier (PRB) packed with waste materials, Proceedings of the 7th International Symposium on Advances in Civil and Environmental Engineering, Faculty of Engineering, University of Ruhuna, Sri Lanka, 17th October 2019, pp 105-112
Kankanige D. M., Dayanthi W. K. C. N., Nagasinghe I. U., Disanayaka A. M., and Kawamoto K., 2019. Low-Cost Permeable Reactive Barrier (PRB) System to Treat the Organic Compounds and Nutrients in the Groundwater Contaminated by the Landfill Leachate, ENGINEER journal (The Institution of Engineers, Sri Lanka), LII (02), pp. 15 -25
Nagasinghe I. U., and Dayanthi W. K. C. N., 2018. Use of Waste Materials in Permeable Reactive Barriers (PRBs) to Treat Dissolved Organic Carbon in the Groundwater Contaminated by Landfill– Leachate, Annual Sessions of IESL, The Institution of Engineers, Sri Lanka, pp. 379-386
Kankanige D. M., Dissanayake A. M., Nagasinghe I. U., Dayanthi W. K. C. N., and Asela W. A. P., 2017. Field- Scale Permeable Reactive Barrier (PRB) System with Low – Cost Reactive Materials to Treat Groundwater contaminated by Landfill – Leachate, Abstract of the 14th Academic Sessions of University of Ruhuna, edited by G. G. Tushara Chaminda, University of Ruhuna, Matara, Sri Lanka, pp. 42
Nagasinghe I. U., Weerakoon W. M. L. P. and Miguntanna N. S., 2015. Multivariate Analysis for Identifying the Urban Stormwater Washoff Quality. Civil Engineering Research Symposium 2015, University of Moratuwa, Sri Lanka, 21st November 2015, University of Moratuwa, Sri Lanka, pp. 6-9
Nagasinghe I. U., Weerakoon W. M. L. P., and Miguntanna N. S., 2015, Identification the Quality of Stormwater Washoff in Different Urban Land Uses, Proceedings of the 5th International Research Symposium on Engineering Advancements,25th April 2015, Colombo, Sri Lanka. pp. 82-85
Choi B., Kodikara D. C., and Nagasinghe I., 2015. CO2 emission of Sri Lanka. Asian iNstitute for Environmental Research and enerGY (A.NERGY 2015) – Term Project 2015 “Climate Change Engineering”, Incheon National University, South Korea. July 2015, pp. 49-56
Nagasinghe I. U., Weerakoon W. M. L. P., and Miguntanna N. S., 2015, Use of Principal Component Analysis as a versatile tool to evaluate the quality of runoff from urban road surfaces, Proceedings of the 5th International Research Symposium on Engineering Advancements, 25th April 2015, Colombo, Sri Lanka. pp. 86-88
Nagasinghe I. U., Weerakoon W. M. L. P., Miguntanna N. S. and Kariyawasam C., 2015, Use of Principal Component Analysis to Evaluate Stormwater Washoff Quality in Different Urban Land Uses in Galle, Proceedings of 3rd International Symposium on Advances in Civil and Environmental Engineering Practices for Sustainable Development, 9th March 2015, Galle, Sri Lanka. pp. 221-228
Nagasinghe I. U., Weerakoon W. M. L. P., Miguntanna N. S., and Cyril Kariyawasam, 2015, Evaluation of Stormwater Washoff Quality in Different Urban Land Uses. 4th Symposium on Recent Advances in Civil Engineering, Faculty of Engineering, University of Ruhuna, Sri Lanka, 26th January 2015, pp. 75-76
M.Eng. Thesis: Utilization of Construction and Demolition Waste (CDW) and Industrial By-products (IBPs) as Low-cost Liming Agents for Neutralization of Soil Acidity
B.Sc. Thesis: Nagasinghe I. U., Weerakoon W. M. L. P., Evaluation of Stormwater Washoff Quality in Different Urban Land Uses