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Nadun Hemachandra has a diverse work experience in the field of telecommunications and information technology. Nadun started their career as an Information Technology Trainee at Sri Lanka Telecom in March 2011, where they gained valuable knowledge and skills in the industry. After that, they worked as a Lecturer at the American College of Higher Education Kandy Campus for a brief period from March 2011 to June 2011.

In June 2011, Nadun joined Exetel as a Network Support Engineer in the Residential Support department. Nadun handled troubleshooting and maintenance tasks related to data, voice, and networking equipment. After a year, they moved up to the position of Network Support Engineer in the Corporate Support department, where they worked on resolving technical issues for Exetel's corporate clients. Nadun'sresponsibilities included analyzing device logs, liaising with service providers, and ensuring smooth performance of services.

In June 2017, Nadun was promoted to the role of Manager - NOC/ Corporate Service Assurance at Exetel. In this position, they supervised the operations of the NOC/CSA department, providing technical support to corporate customers and overseeing incident resolution, monitoring, alerting, and escalations. Nadun also identified areas for process and efficiency improvement, recommended enhancements, and supervised their implementation.

Overall, Nadun Hemachandra's work experience demonstrates their expertise in telecommunications, networking, and customer support, as well as their ability to manage and lead teams in a corporate environment.

Nadun Hemachandra has a diverse education history. Nadun obtained their Master of Science (MS) degree in Computer Science from the University of Peradeniya from 2015 to 2018. Prior to that, they completed their Bachelor of Science (BS) degree in Computer Systems and Networking from Curtin University from 2008 to 2010. In 2008 and 2009, they also earned an Associate's Degree in Information Technology from SLIIT. In 2006 and 2007, Nadun completed a Diploma in Computer Hardware Engineering with Networking from the Turnkey IT Training Institute. Nadun'sprimary and secondary education was received at Trinity College Kandy from 1993 to 2007.

In addition to their formal education, Nadun Hemachandra has obtained several certifications. Nadun is a Cisco Certified Specialist in Enterprise Core and obtained this certification in 2010. Nadun also holds certifications as an NSE 1, NSE 2, and NSE 3 Network Security Associate from Fortinet, which they obtained in July 2020. Furthermore, Nadun has certifications in CCNP (Routing & Switching) and Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching), which were acquired in November 2014. Nadun also possesses a Cisco Certified Specialist certification in Enterprise Advanced Infrastructure Implementation, although the date of obtaining this certification is unknown.