Kosala Sugandi Email & Phone Number

Australia

Responsibilities• Overseeing, supervising, and upkeeping the networks of Australian clients, which encompasses monitoring, managing, and maintaining LAN, WAN, VoIP, and Wireless LANs.• Delivering technical assistance for a range of services including ADSL, VDSL, NBN, Optical Fiber, VoIP, and PSTN from major providers such as Telstra, Optus, AAPT, and Vocus. Skilled in troubleshooting and resolving issues to ensure smooth service delivery.• Diagnose and troubleshoot data service issues for corporate clients on Cisco and Juniper devices• Administer and maintain Yealink/CISCO IP Phones, and design, configure, and activate corporate telephony solutions using Asterisk/PBX and Cisco/Yealink devices. Offer support to customers in troubleshooting corporate VOIP services.• Handle customer complaints, escalations (both internal and external), and urgent matters, ensuring prompt resolution while adhering to SLAs.• Maintain a network of customers, ensuring compliance with SLAs.• Regularly update tickets based on issue status and user updates, and coordinate with suppliers to resolve issues promptly.• Ensure effective logging and maintenance of all requests and work undertaken throughout the incident lifecycle.

Colombo, Western Province, Sri Lanka

Operation and Maintenance of the voice core network Platforms such as International Switching Center 4, International Switching Center 5, and Digitalk Carrier Cloud Platform.Operation and maintenance of network infrastructure of the voice core network such as Firewalls, Switches, and Routers.Maintenance of Caller Ring Back Tone (CRBT) System.Coordination with other sections such as Product, Network Management, Procurement, Fraud Management, Revenue Assurance, Information Security, and Sales.

Colombo, Western Province, Sri Lanka

Key ResponsibilitiesResponsible for designing, implementing, and maintaining telco-grade networks based on Cisco, Juniper, A10, and Palo Alto technologies.Provided technical expertise in the implementation of network technologies, including routing protocols (BGP/OSPF), L2 technologies (VLAN/STP/Port Channeling), LAN/WAN technologies (VRRP), IPv4/IPv6, VPN technologies (IPSec/Remote-Access/Site-to-Site/GRE), and caching solutions (Google/Akamai/PeerApp/Facebook).Ensured service levels were maintained for related support incidents in adherence to customer commitments.Prepared high-level and low-level designs, as well as project-related documentation, to ensure smooth project execution.Played a key role in successful project deliveries, including the implementation of a new ISP network with live customer traffic migration, Airtel live DNS server migration, and configuration of Fixed NAT on A10 Thunderbox for Bharathi Airtel customers.Continuously expanded industry knowledge, product expertise, and technical skills through certifications and other professional development initiatives.Actively participated in monthly progress reviews and project review meetings with team leads, fellow team members, and clients to ensure effective communication and project success.

Colombo, Western Province, Sri Lanka

Colombo, Western Province, Sri Lanka

Colombo District, Western Province, Sri Lanka

3 months of specialized training, including hands-on experience, in the following departments:National and International Transmission NetworkNational Voice NetworkOutside Plant Maintenance Center

Master Of Business Administration - Mba

Bachelor Of The Science Of Engineering, Electrical And Information Engineering, Second Class Honours Lower Division (Gpa : 3.07/4.0)

Activities and Societies: IEEE Student's Branch

Gce O/L And A/L

Activities and Societies: Army Cadet Platoon, Senior Prefect Board, Environmental Pioneer's Club