Academic Staff

Dr.Julian Nanayakkara.

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+94 (0)11 2914482(ext205)

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+94 (0)11 2914481

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  • Resource Planning and control in ERP systems
  • Modelling, simulation and optimization of production and supply chain operations
  • Quality management and productivity improvement in business processes

  • Production and Operations
  • Management and Manufacturing Technology

Graduated in the field of Mechanical Engineering with B.Sc. Eng. (Hon) degree in 1974 from the University of Moratuwa, Sri Lanka. Qualified with Ph.D. in 1983 in the area of Production Management and Manufacturing Technology from the University of Strathclyde, U.K. Worked as lecturer, researcher and consultant to industry for over 35 years out of which initial 26 years were in the Department Mechanical Engineering, Faculty of Engineering, University of Moratuwa. Presently, a Senior Lecturer at the Department of Industrial Management, Faculty of Science, University of Kelaniya. Involved in the development and delivery of curricula at undergraduate, postgraduate and school levels in the field of engineering, technology and management. Designs and delivers customized industrial training programmes in the area of operations management and industrial engineering specializing in the management of manufacturing. Has publications in the areas of production operations improvement, modelling and management. Worked as consultant for Production Technology in the Technical Education Development Project (TEDP) of the Technical and Vocational Education Commission (TVEC) of Sri Lanka, and consultant for curricula in Practical and Technical Skills (PTS) programme for education reforms in Sri Lankan schools


  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C., “UNFCCC Approach in transferring greentechnologies to Sri Lanka”, 2015 Global Conference of Environmental and Sustainability Management Accounting Network (EMAN), Colombo, Sri Lanka, January 28-30, 2015 (Paper accepted).
  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C.,“The role of Scenario planning in technological entrepreneurship”, International Conference on Entrepreneurship (ICENT 2014), Colombo, Sri Lanka, November 04-05, 2014.
  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C. (2014), “The Progress of Sri Lanka’s Renewable Energy Sector Developments in Mitigating the GHG Emission”, Energy and Environmental Engineering, Vol. 12, no. 5.
  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C.,(2014) “Technology Foresight for a vision of renewable energy sector development in Sri Lanka by year 2030”, International Conference on Energy (ICOE2014), Colombo, Sri Lanka,August 12-13, 2014
  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C.,(2014) “A Delphi Model for prioritizing important factors in developing renewable energy sector”, HETC Symposium 2014, Colombo, Sri Lanka, July 07-08, 2014.
  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C., An approach to analyze Key Renewable Energy Technologies: A case from Sri Lanka, 2nd International Conference on Renewable Energy and Environment (ICREE 2014), Bali, Indonesia, September 27-28, 2014 (Paper accepted).
  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C., “Mitigating Climate Change via Non-Conventional Renewable Energy: Case of Sri Lanka”, 4th International Conference on Energy and Environmental Science (ICEES 2014), Kuala Lumpur, Malaysia, September 4-5, 2014 (Paper accepted).
  • Weerabahu,W.M.S.K. and Nanayakkara, L.D.J.F.,"A strategic framework for managing rice supply chains', Wayamba International Conference - WinC 2014 - 29th and 30th August, 2014
  • Withanaarachchi, A.S., Nanayakkara, L.D.J.F, Pushpakumara, C., “Is the current pace of Sri Lanka’s Renewable energy development sufficient to mitigate the GHG emission?”, The International Conference on Poverty & Sustainable Development (ICPSD 2014), Colombo, Sri Lanka, June 17-18, 2014
  • Karunarathne, M. S. , Nanayakkara, L. D. J. F., Ponnamperuma,K.A. , “ Sentence Prediction on SMS in Sinhala Language” International Journal of Scientific and Research Publications, Volume 3, Issue 12, December 2013 1 ISSN 2250-3153,
  • Abeykoon, K.M.W., Nanayakkara, L.D.J.F. and Punchihewa, H.K.G, “Mechanisms Currently in Place to Increase the Ability of Physically Disabled Population to Work in Industry”, International Journal of Engineering, Business and Enterprise Applications (IJEBEA), Issue 4, Volume 1, pp. 26-30, March-May, 2013,
  • Sulaiha Beevi, M A C, Pushpakumara C, Wickramarachchi, A P R, and Nanayakkara , L D J F, (2011), Strategic technology adoption and its current state: Implications on agri business for making sustainable development in Eastern Province of Sri Lanka, International Symposium, South Eastern University of Sri Lanka, Oluvil, Sri Lanka, 19-21 April 2011
  • Herath,H.M.P.S. and Nanayakkara, L.D.J.F.,(2011), Management Issues in ERP Implementations in SMEs’,The Institution of Engineering and Technology – Sri Lanka Network,17th Technical Conference, October 2010
  • Abeykoon, K.M.W., Nanayakkara, L.D.J.F. and Pushpakumara,C., (2007), “A Framework for Business Process Improvement in the Sri Lankan Apparel Industry by Transforming Customer Expectations to Operational Strategies”, 12th APROS Conference, India, 9 -12 December 2007
  • Shanaka de Soysa and Julian Nanayakkara, (2007), Readiness for ERP implementation in an Organisation: Development of an Assessment Model, Proceedings of the International Conference on Information and Automation, Colombo, Sri Lanka, Dec 14-17 2007
  • K.M.W. Abeykoon, L.D.J.F. Nanayakkara and Chamli Pushpakumara, (2004), Competitiveness analysis model for the Sri Lankan Apparel Industry using Analytic Hierarchy Process, Conference on Sri Lanka Challenges of a Society in Transition, Faculty of Graduate Studies, University of Colombo, 16-18 December, 2004
  • Dr. L.D.J.F. Nanayakkara, (2001), Need for Education Process Re-engineering A Case based on Mechanical Engineering Education, Proceedings of the Conference on Future Directions and Strategies in Mechanical Engineering Education Beyond 2000, University of Moratuwa, Sri Lanka, July 2001
  • L.D.J.F. Nanayakkara and S. Ganesapiragas,(1999), A generic approach for developing dedicated database systems for professional applications, Proceedings of the Annual Conference, Engineering Research Unit, University of Moratuwa, Sri Lanka, 1999
  • L.D.J.F. Nanayakkara,(1999), Competitiveness based on the management of quality in the manufacturing and services sectors of Sri Lanka, National Conference, CIMA Sri Lanka Division, Colombo, Sri Lanka, 1999
  • Y.T.Sun and L.D.J.F. Nanayakkara,(1995), Multi-criteria decision model for productivity analysis in manufacturing and distribution, Proceedings of the Annual Conference, Engineering Research Unit, University of Moratuwa, Sri Lanka, 1995
  • L.D.J.F. Nanayakkara, G. Karunaratne and A.K.W. Jayawardena,(1990), Operation and maintenance effectiveness in the manufacturing industry of Sri Lanka, Colombo Plan Seminar, Colombo, Sri Lanka, 1990
  • L.D.J.F. Nanayakkara, (1983),Modelling of the operational characterisitics of batch manufacturing systems, Doctoral Thesis, Department of Production Management and Manufacturing Technology, University of Strathclyde, Glasgow. U.K. 1983