Thyagaraju B

• Monitored and maintained network and software components according to established guidelines and best practices.
• Supported global network users with connectivity, VPN, and access issues.
• Delivered tier-3 support for co-location, customer backup networks, and ISP services.
• Troubleshot routers, layer 2 and 3 switches, and network firewalls.

· Perform troubleshooting and defect analysis of LAN/WAN/VPN Issues.

· Log, track and take ownership of network/connectivity issues and resolve issues

· to ensure smooth operations

· Working knowledge of common network monitoring tools and network analyzers(ex. Tcpdump, tshark, wireshark etc.) .

· Coordinate with vendor TAC to identify the root cause and also assist the NPCI Team to implement the proposed fixes.

· Monitor and ensure network device connectivity across DC and Networks as per the pre-defined SLA.

· A thorough understanding of the OSI network model, TCP/IP Network.

· A practical level of experience implementing and administrating TCP/IP-based networks.

• Scheduled infrastructure upgrades and software update rollouts around high traffic times to maintain network availability.
• Closed first-time tickets quickly and met resolution volume requirements.
• Collaborated with other network engineers to configure and maintain network monitoring and load balancing.
• Kept detailed documentation on each support ticket and added lessons learned to knowledge base.
• Established positive working relationships with users to quickly resolve problems.
• Installed fiber, ethernet, and console cabling in climate-controlled NOC.
• Coordinated with technical support, service provisioning and sales teams to deliver network services at or above SLA requirements.