• Acting Librarian
  • General Sir John Kotelawala Defence University (Feb 2001 - Dec 2018 & Nov 2019 - May 2021)
• Senior Assistant Librarian Gr I (On Sabbatical)
  • University of Sri Jayewardenepura (Oct 2023 –Sept. 2024)
• Senior Assistant Librarian Gr I
  • General Sir John Kotelawala Defence University (May 2013 - to date) 
• Senior Assistant Librarian G II
  • General Sir John Kotelawala Defence University (Aug 2000 - May 2013)
• Assistant Librarian 
  •  General Sir John Kotelawala Defence University (Sep 1994 - Aug 2000)

• Resource Person, Course on Library Automation (COLA) Sri Lanaka Library Association (2004  2008 & 2015)
• Resource Person, Intermediate Level (Level 2 Part I) of Diploma in Library and Information Science Program Sri Lanka Library Association (2004 – 2008)
• Resource Person, Certificate in Teaching in Higher Education Staff Development Centre, KDU (2014 – 2022)
• Resource Person, Undergraduate - Research Methodology Modules of Faculty of Engineering, Faculty of Technology & Faculty of Criminal Justice (Police Science students) General Sir John Kotelawala Defence University (2018 – Present)
• Resource Person, Continual Professional Development Programs Staff Development Centre, KDU (2016 – Present)
• Resource Person, WINISIS Workshop for Librarians of Technical Education and Training Colleges, organized by the Sri Lanka Library Association. (December 2006)
• resource persons, workshop on “Scholarly Publication Process and Research Integrity” for the academic staff of the Southern Campus of the KDU. (December 2018).
• Resource Person, Awareness Seminar/Workshop on KDU Library Resources and Services for KDU’s affiliated institutions. (February 2023).

Peer Reviewed

• Ranawella TC.(2016) Internet Use and Its Impact on Library Usage by Trainees at Naval and Maritime Academy (NMA), Sri Lanka. Proceedings of the 1st International Conference on Library and Information Management (ICLIM 2016) 2016; 312-323
• Ranawella TC. Kanchana UDH. Rajapaksha MP.(2014), Information Sources Used by Postgraduate Students in General Sir John Kotelawala Defence University: a citation analysis of theses. NILIS Research Symposium (NILIS14): organized by the National Institute of Library & Information Science, University of Colombo, Sri Lanka 2014; 55-61
• Ranawella TC. (2018),Turnitin Usage and its impact on Academic Integrity and Honesty of General Sir John Kotelawala Defence University (KDU). 1st International Conference on Library and Information Science: from open library to open society, Sukhothai Thammathirat Open University, Thailand; 307- 322
• Ranawella TC. Alagaratnam V. (2017), Research Ethics and anti-plagiarism software. A study on turnitin users of General Sir John Kotelawala Defence University (KDU). International Conference on Knowledge Resources and Library Technologies At: Department of Library and Information Science, Barathidasan University, Rhiruchirappalli, Tamilnadu, India; Volume 1: 347-350
• Rajapaksha M. Ranawella TC. (2014), A survey on the use and users' satisfaction of library resources and services: a case study at the faculty of Engineering and Social Sciences, Sir John Kotelawala Defence University. 11th National Conference on Library and Information Science (NACLIS) Sri Lanka Library Association;: 28
• Wijayanayake A. Umathevan M. Ranawella TC.(2017), Mobile Application for University Library Management System. National Conference of University Librarians Association of Sri Lanka (NACULA 2017); 16-18,:10
• Ranawella, TC, (2021), Impact of Librarian’s Role in Promoting Academic Integrity within the University. Virtual International Conference on Library and Information Science (VICLIS 2021).
• Ranawella, TC, (2022), Factors Influencing for Utilization of the Databases at Kotelawala Defence University . Virtual International Conference on Library and Information Science VICLIS 2022,:95
• Seneviratne, W.; Rajapaksha, M.P.; Kanchana, U.D.H.; Ranawella, T.C. (2023), Empowering Education in Challenging Times: Unveiling the Virtual Reading Room Initiative at General Sir John Kotelawala Defence University Library Through Open Access Resources, 5th International conference on Library and Information Management, Department of Library and Information Science, Faculty of Social Science, University of Kelaniya Sri Lanka (ICLIM) 2023, 2023: 186-195.
• Ranawella, T.C. (2024), Enhancing Academic Integrity: The Role of University Libraries and Technology in Mitigating Plagiarism, 5th International Conference on Intelligent Libraries (LISCON 2024),  School of Library and Information Science, Barathidasan University, Tiruchirappalli, India, 144-150

Extended Abstract of Papers in refereed conferences/symposia

• Umathevan, Mayoora, Wijayanayake, Annista and Ranawella, T.C., (2017), Mobile Application for Library Management System, Proceedings of the National Conference of University Librarians Association, 2017, University Librarians Association Sri Lanka, pp 16-18.
• Ranawella T.C. and Alagaratnam, V., (2017), Research Ethics and anti-plagiarism software: A study on Turnitin users of General Sir John Kotelawala Defence University (KDU), Proceedings of the UGC sponsored International Conference on Knowladge Resources and Library Technologies, 2017, Department of Library and Information Science, Barathidasan University, Thiruchirappalli, Tamilnadu, India, pp 347-350
• Ranawella, T.C. (2024), Enhancing Academic Integrity: The Role of University Libraries and Technology in Mitigating Plagiarism, 5th International Conference on Intelligent Libraries (LISCON 2024),  School of Library and Information Science, Barathidasan University, Tiruchirappalli, India, 144-150

• Ranawella, T.C, Kanchana, U. D Hiruni and Rajapaksha, M. P.(2014), Information sources used by postgraduate students in General Sir John Kotelawala Defence University: A citation analysis of theses, Proceedings of NILIS Research Symposium, 2014, National Institute of Library & Information Science, University of Colombo, Sri Lanka, pp 55-61.
• Ranawella, T.C., (2016). Internet Use and Its Impact on Library Usage by Trainees at Naval and Maritime Academy (NMA), Sri Lanka. 1st International Conference on Library and Information Management (ICLIM - 2016), 21st - 22nd October 2016, Department of Library and Information Science, Faculty of Social Sciences, University of Kelaniya, Sri Lanka. pp 312-323. 
• Ranawella T.C., (2018), Turnitin Usage and its impact on Academic Integrity and Honesty of General Sir John Kotelawala Defence University (KDU), Proceedings of 1st International Conference on Library and Information Science: from open library to open society, August 2018, Sukhothai Thammathirat Open University, Thailand, pp 307-322. 
• Seneviratne, W.; Rajapaksha, M.P.; Kanchana, U.D.H.; Ranawella, T.C. (2023), Empowering Education in Challenging Times: Unveiling the Virtual Reading Room Initiative at General Sir John Kotelawala Defence University Library Through Open Access Resources, 5th International conference on Library and Information Management, Department of Library and Information Science, Faculty of Social Science, University of Kelaniya Sri Lanka

Abstract of Papers in refereed conferences/symposia

• Ranawella, T.C. and Rajapaksha, M.P., (2014), A survey on the use and user’s satisfaction in library resources and services: a case study at the Faculty of Engineering and Social Sciences, Sir John Kotelawala Defence University, 11^th National Conference in Library and Information Science, Sri Lanka Library Association, Sri Lanka, pp28
• Ranawella T.C. (2021), Impact of Librarian’s Role in Promoting Academic Integrity within the University, Proceedings of Virtual International Conference on Library & Information Science (VICLIS 2021), Sri Lanka Technological Campus, P95.
• Ranawella T.C. (2022), Factors Influencing for Utilization of the Databases at Kotelawala Defence University, Proceedings of Virtual International Conference on Library & Information Science, Sri Lanka Technological Campus, P10.

Published Articles

Not Reviewed

• Ranawella TC. (2003), Staff Development Needs in Sri Lankan University Libraries. SILHOUETTE 2002-2003. Magazine published by General Sir John Kotelawala Defence University; 134 - 138
• Ranawella TC. (2006), Identification of Requirement for University Library Building. SILHOUETTE 2015-2016 Magazine, published by General Sir John Kotelawala Defence University; 232-235.

Research publications in refereed journals

• Ranawella, T.C., (2006). “An Introduction to a Library material management and security control system - Radio Frequency identification (RFID) technology”, Journal of the University Librarians Association of Sri Lanka. Vol. 10, pp.29–39. 
• Ranawella, T.C. and Jayasinghe T.N., (2015), “A Case Study to Identify Factors Affected the Optimal Utilization of Library at the Naval and Maritime Academy, Sri Lanka”, Sri Lanka Library Review 29 (Special Issue 55th Anniversary 1961-2015), pp. 103 -114.
• Ranawella, T.C. & Rajapaksha, M.P., (2017). Use and user satisfaction with library services and resources at the main library of the General Sir John Kotelawala Defence University, Sri Lanka. Journal of the University Librarians Association of Sri Lanka. 20(2), pp.28–45. DOI:http://doi.org/10.4038/jula.v20i2.7899

Research publications in non-refereed journals

• Ranawella, T.C., (2003), Staff Development Needs in Sri Lankan University Libraries, KDU silhouette magazine, General Sir John Kotelawela Defence University, (SILHOUETTE) 2002/2003, 134-136.
• Ranawella, T.C., (2016). Identification of Requirement for a University Library Building. Journal of General Sir John Kotelawela Defence University (SILHOUETTE) 2015-2016, 232-235.

Books/Chapters Published

• Ranawella, T.C., (2023), Silent Guardians and Legacy Keepers: Chronicles of Former University Librarians in Sri Lanka, University Library Association of Sri Lanka.

Research monographs:

• “A study on the staff development needs and training facilities available in university libraries in Sri Lanka” MLS Thesis, University of Colombo, Sri Lanka (1999)

• Information needs & seeking behavior
• Digital libraries
• Information literacy & user education
• User surveys
• Research ethics and academic integrity

• Member - University Librarians Associations of Sri Lanka
• Associate Member - Sri Lanka Library Association

• Conducted, a lecture series in Mathematics for Grade 10 and 11 students at Kandawala Vidyalaya in Ratmalana in 2012.
• Provided leadership for 
  • Book Donation and Library Development Project at Kandawala Navodya Maha Vidyalaya in December 2015. 
  • Book Donation Program and an art competition under the theme "Books Are Our Friends" at Welhengoda Sri Gunarathana Maha Vidyalaya in Ahangama, in November 2016.- Organized a book donation and oversaw the renovation of the library at Bulathsinhala Primary School, successfully transforming it into a child-friendly environment in December 2017.
  • Construct a new house for one of the library's office laborers, in 2019

University Librarians Association of Sri Lanaka

• Treasurer -  2019/2020
• University representative -  2018/2019 & 2022/2023
• Financial Secretary - ICULA 2022
• Track Coordinator - ICULA 2023

Sri Lanka Library Association

• Member of the IT Committee (2019/2020)
• Member of the Publication Committee, (2019/2020)
• Member of the Social Affairs & Fund-Raising Committee (2019/2020)