charith dissanayake, Network And VoIP Engineer

charith dissanayake

Network And VoIP Engineer

Gulf Business Center

Location
Qatar - Doha
Education
Diploma, BSc
Experience
16 years, 9 Months

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Work Experience

Total years of experience :16 years, 9 Months

Network And VoIP Engineer at Gulf Business Center
  • Qatar - Doha
  • My current job since March 2015

• 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.
• Cisco CUCM Installation and Administration

Network And VoIP Engineer at Gulf Business Center
  • Qatar - Doha
  • My current job since March 2015

• 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.
• Cisco CUCM Installation and Administration

Associate Infrastructure Engineer at Mphasis Lanka (Pvt) Ltd
  • Sri Lanka
  • July 2010 to June 2012

The company involved in providing total IT solutions to various Businesses
Organizations in Sri Lanka and world wide.

My role of play as an Associate Infrastructure Engineer is Monitoring and
providing Level 2 support to MphasiS word wide network.

Computer Hardware & Network Technician at Visa Services Colombo (Pvt) Ltd
  • Sri Lanka
  • October 2009 to July 2010

Stuff support in computer hardware, network, office package.

Computer Network Technician at Tera computers
  • Other
  • December 2004 to December 2009

Computer Network Technician

Network Administrative Assistant at Avra Technologies (Pvt) Ltd
  • Sri Lanka
  • October 2008 to August 2009

Customer support in computer hardware, networking, office package, applications software... ect.

IT Assistant at Melbourne Metal (Pvt) Ltd
  • Sri Lanka
  • November 2007 to August 2008

stuff support in computer hardware, networking, office package.. ect.

Education

Diploma, BSc
  • at Winsys network Training Center
  • March 2011

Cisco Certified Network Associate (CCNA) Cisco ID - CSCO11928837

Specialties & Skills

Nortel switches
Server Side
Cisco devices
Cisco Switches
Firewall Administration
Configure and troubleshot EIGRP/OSPF/BGP/ACL/NAT/STP/VTP/HSRP

Languages

English
Expert

Training and Certifications

Cisco Certified Network Professional Collaboration (CCNP Collaboration) (Certificate)
Date Attended:
November 2020
Valid Until:
November 2023

Hobbies

  • Traveling