Rasun Jayalath

Experience

• 

  Mobitel (Pvt) Limited

  Jan 2010 - Jul 2010

  Trainee

  @ Network Operations Center

• 

  Sri Lanka Telecom

  Jan 2010 - Jul 2010

  Trainee

  Industrial Training for BTEC Higher National Diploma

• 

  Mobitel (Pvt) Ltd

  Jan 2011 - Jan 2023

  • Continuous Performance of 24x7 Integrated Network Operations Center (INOC) duty rosteron shift basis with other staff members to achieve desired service level & supervise the shiftduty members.• Monitoring the Entire network alarms and escalate alarms according to agreed SLA’s.• Coordination with Network performance assurance division to follow-up the software andhardware changes and delegation of task to NOC Staff & escalate major faults that can affectservice levels to higher supervisors.• Actively involved with regional operations teams and communicating external vendors,project teams for fault escalation and rectification processes such as monitoring deviceparameters and measure performance of Base station equipment.• Track the progress of observed network faults daily, weekly, monthly, yearly with regionaloperations teams.• Analysis of real-time faults and their impact on services such as monitoring the performanceof networks according to predefined thresholds & policies and studying the history ofrepeated faults occurrence and various technical aspects of such repeated cases and proposesactions/solutions to arrive at permanent solution.• Support Customer Care/Call Centre Agents & Handle, track and resolve customercomplaints originated from customer care division and on time escalation of network outagesand service interruptions to customer care division.• Communicating, coordinating, and providing higher level technical support to Customer Care,Sales and Marketing teams to increase customer satisfaction and communicate withoperational maintenance teams to maintain up-to-date feedbacks .• Prepare and maintain fault alarm escalation reports to other divisions to facilitate better decision making.• Share and Conduct knowledge sharing sessions and training Programs to staff and internshipstudents.• Prepare and maintain the documentations of Standard Operation Procedure manual, processflow charts/logs and NOC inventory details. Show less

  • Assistant Engineer - NOC

    Jan 2020 - Jan 2023

  • Team Leader

    Jan 2011 - Dec 2019
• 

  Cube Networks

  Feb 2023 - now

  Network Operations Engineer

  - Experience on working with Fortigates, Forti Manager and Fortinet SD-WAN architecture and configurations.- Raising changes and implementation of firewall rules on Palo Alto and CISCO FMC firewalls.- Working closely with ISPs like Telstra, TPG and Kordia and their devices.- Working closely with Fortinet, Cisco and Palo engineers to resolve the issues- Participate in group initiatives and actively supports the management team in streamlining operations.- Conducting knowledge sharing sessions.- System availability and performance monitoring on Service Now, OpsGenie and Auto Task .- Ensure change management processes, incident and problem management processes are followed and update them to identify and proactively remediate incidents Show less