With over a decade of dedicated service at Sri Lanka Telecom (PLC), I have consistently excelled in various roles, most recently as a Senior Engineer. I bring forth extensive expertise in network administration, backed by 16 years of experience in maintaining and optimizing data center infrastructure. My proficiency lies in troubleshooting, and I possess a keen interest in data transmission, routing, switching, and hardware equipment. I'm dedicated to staying updated with the latest technologies and methodologies in the DevOps landscape. Currently pursuing certifications in DevOps practices and tools to further enhance my skill set and contribute effectively to modern software development teams.Throughout my career, I've honed my skills in ensuring the smooth functioning of critical infrastructure, implementing best practices for efficiency, and troubleshooting complex technical issues.Eager to contribute my skills to a dynamic team, I thrive in identifying and resolving issues with innovative solutions. Known for my high energy, resilience under stress, and self-motivation, I am committed to ensuring the efficient operation of mission-critical systems.I look forward to the opportunity to leverage my skills and experience for the success of your team.
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EngineerOptoraStockholm County, Sweden -
Senior Assistant EngineerSri Lanka Telecom Jul 2018 - Aug 2023Colombo, Western Province, Sri Lanka• Monitored and maintained data center equipment, encompassing servers, storage devices, and networking hardware. • Utilized sophisticated diagnostic and troubleshooting skills to swiftly identify the source or causes of problems. • Installed and configured new hardware and software to meet the evolving needs of the data center, demonstrating proficiency in Windows Server and Windows Deployment Services (WDS).• Delegated personnel the responsibility of installing, deploying, and/or replacing equipment while providing knowledgeable assistance with setup, staging, initiation, and shutdown procedures.• Ensured Key Performance Indicators (KPIs) were kept up to date through dashboards and/or monthly performance discussions.• Decommissioned hardware following established processes for intricate modifications and/or systems with complex interconnections.• Collaborated with cross-functional teams to address hardware and network-related issues, showcasing effective Incident Management.• Emphasized quality execution in adherence to organizational standards, planned downtime, and communicated task status to relevant stakeholders to minimize rework in the future. • Provided guidance to technicians in completing challenging or complex tasks and escalated issues when necessary.• Checked for security compliance during decommissioning and processing of devices containing data for destruction. • Participated in, led, or assisted in leading daily safety briefings completed the required safety training and offered guidance to technicians to ensure adherence to safety protocols.• Took pride in the quality, completeness, and overall user experience of the services provided and felt accountable for it. -
Assistant EngineerSri Lanka Telecom 2012 - 2018• Documented all maintenance and troubleshooting activities in accordance with established procedures, emphasizing Documentation and Reporting skills.• Assisted in disaster recovery planning and execution to ensure high System Integration.• Provided on-call support to address critical issues outside of regular working hours, displaying a deep understanding of Computer Hardware and Network Switches.• Conducted regular inventory checks and maintained spare parts for swift replacements, ensuring well-organized Racks and Server Rooms.• Contributed to the development of standard operating procedures (SOPs) for data center operations, incorporating best practices for Infrastructure Solutions and Storage Solutions. -
Information Technology TechnicianSri Lanka Telecom 2008 - 2012Sri Lanka• Assisted in the installation and configuration of computer systems and peripherals.• Conducted routine maintenance tasks, including cleaning and updating hardware components.• Provided support for end-users, addressing basic hardware and software inquiries.• Participated in team projects to improve overall IT infrastructure.
Harsha Tennakoon Education Details
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Computer Science
Frequently Asked Questions about Harsha Tennakoon
What company does Harsha Tennakoon work for?
Harsha Tennakoon works for Optora
What is Harsha Tennakoon's role at the current company?
Harsha Tennakoon's current role is Engineer.
What schools did Harsha Tennakoon attend?
Harsha Tennakoon attended Stockholms Universitet, Sliit.
Who are Harsha Tennakoon's colleagues?
Harsha Tennakoon's colleagues are Mustafa Can, Mustafa El Ouali, Omaroo Assi, Noureddine E., Jagath Dasanayaka.
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Harsha Tennakoon
Colombo -
Harsha Tennakoon
Aib (Ibsl); Dit (Ibsl):Dcm (Ibsl);Acpm(Sl): Ba (Hons) Business Administration @ London Metropolitan University Mba In Business Administration @ London Metropolitan UniversityColombo District -
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