Charith Dissanayake Email & Phone Number

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• On call support base with client request and concerns in service 24x7.• Manage and handle incidents report raised by Clients to ensure it will resolve within SLA.• Field Support for implementation, installation, configuration and troubleshooting for Avaya Aura and IP Office PABX.• Implementation, configuration and administration of AVP / CM 7.1 / 8.1 Duplex / Utility Services / System Manager / Session Manager / WebLM / Media Gateways.• Implementation, configuration and… Show more • On call support base with client request and concerns in service 24x7.• Manage and handle incidents report raised by Clients to ensure it will resolve within SLA.• Field Support for implementation, installation, configuration and troubleshooting for Avaya Aura and IP Office PABX.• Implementation, configuration and administration of AVP / CM 7.1 / 8.1 Duplex / Utility Services / System Manager / Session Manager / WebLM / Media Gateways.• Implementation, configuration and administration of SBCE SIP Trunk and Remote Worker.• Configure PRI and SIP Trunk line, IP Phone extension, Agent extension and SIP extension for Telematrix and AEI Phone in CM and System Manager.• Configuration and administration of CMS Server and CMS Supervisor Rel.18• Configuration and administration of DNS / HTTP Server and Linux NTP Server.• Train end-users on report creation• Supporting the client through early problem detection, idea integration, and advising on “best practices”• Work closely with end-users to gather report requirements and ensure proper testing/validation• Field Support for implementation, installation, configuration and troubleshooting for HP Aruba Network.• Provide Project handover document / high level designs / low level designs / operational and maintenance documents and training documents.• Provide network / voice diagram and system configuration for project completion to customer. Show less

Colombo 09

Job Responsibilities: Work for the team and ensure the Mphasis Managed Global Network availability. Hands on experience in world class Industry leading infrastructure equipment’s and tools listed below.• Provide end to end network solutions for Clients issues• Installation, Configuration and Troubleshooting of Cisco Routers (3800/2800 /2600), Cisco Switches-Access and Core (6500/4506/3750/2960/2950), Nortel Switches (8600/8300) and HP Procurve Switches.• Troubleshooting the WAN… Show more Job Responsibilities: Work for the team and ensure the Mphasis Managed Global Network availability. Hands on experience in world class Industry leading infrastructure equipment’s and tools listed below.• Provide end to end network solutions for Clients issues• Installation, Configuration and Troubleshooting of Cisco Routers (3800/2800 /2600), Cisco Switches-Access and Core (6500/4506/3750/2960/2950), Nortel Switches (8600/8300) and HP Procurve Switches.• Troubleshooting the WAN links• Troubleshooting VPN (IPSec / GRE / P2P / S2S) & VLAN Management• IOS up gradation in Routers and Switches• Planning, designing of IP addresses and IP sub-netting with all classes• Organized & conducted operation and maintenance activities such as Fail over, BCP (Business Continuity planning) as per customer maintenance contract and policies.• Coordinating with ISP (C&W,Bharti, Reliance, VSNL and Sprint) for any Link issue• Responsible for configure and take backups with kiwi cat backup tool• Network Implementations & Designing and updating network diagrams by using VISIO• Level3 and Lever 2 Network troubleshooting with escalation matrix internal / external with client as well as service providers / vendors.• Implementation/De-commission of circuits and configuration of the devices for the assign clients • Monitoring the Network from monitoring tools (Moatis/Solorwinds..ect)• Taking CPU and Link utilization reports & Maintaining Documentations and trackers• Manage Incident Management and Change Management with JIRA Tool• Involving with Failover tests Internet / Core switch / MPLS• Monitored work queues to ensure 100% compliance with SLA’s. • Knowledge and experience maintaining WAN involving a MPLS optical network.• Kiwi Syslog and Backup tools• Attending the calls for troubleshooting the issues in 24/7 environment Show less

B.Sc. (Hons) Cyber Security

Advanced Level

Activities and Societies: 1 - Cadet 2 - Prefect 3 - Western Music Band