Lead Network Engineer
LTIMindtree
Total years of experience :8 years, 9 Months
• Working on clients network refreshment and migration, which includes LAN and SD-
Wan.
• Providing Network Design solution based on the requirements.
• Creating HLD and LLD design documentation.
• Network change management - Planning the network changes implementation in the
current network
• Planning and providing IP and VLAN Schema for the new sites and the clients.
• Designing and Implementing LAN network setup, planning and providing Wireless
network setup support.
• Preparing configuration for LAN network - switches, access points, firewalls etc.
• Providing support to the clients with the configuration as per the requirement.
• Providing technical support for the Networking devices, products related to IoT.
• Providing technical support for the medical gateways, Wi-Fi gateways, serial-to-
ethernet devices.
• Worked with the clients on their network setup.
• Provided network design solution based on the requirements.
• Network change management - Planning the network changes implementation in the
current network
• Planning and providing IP and VLAN Schema for the new sites and the clients.
• Designing and Implementing LAN network setup, planning and providing Wireless
network setup support.
• Preparing configuration for LAN network - switches, access points, firewalls etc.
• Providing support to the clients with the configuration as per the requirement.
• Providing technical support for the Networking devices, products related to IoT.
• Providing technical support for the medical gateways, Wi-Fi gateways, serial-to-
ethernet devices.
• Planned and built multiple site’s LAN infra for new and expansion of existing network.
• Created BoM for new sites and expansion of the sites.
• Worked with ISPs and partner OEMs for internet and network hardware/software issues
for PAN India.
• Worked with OEMs for procuring for any network hardware.
• Worked closely with sales and community team for any client's new requirements.
• Delivered clients setup for LAN and wireless, including ip and vlan schema as per the
requirement.
• Provided network support for entire CoWrks network infrastructure which includes
support on LAN and WAN network issues, change requests and new network setup for
customers.
Working on CISCO 29xx, 3750, 45xx, 65xx Series Switches.
•Configuration and Maintenance of Routing Protocols like OSPF.
•TCP/IP, IP Routing, LAN, WAN Concepts.
•Performing IOS Upgradation on Cisco Routers, Switches and Firewalls. (Through X-Modem & TFTP).
•Troubleshoot network connectivity problems whenever a site goes down & document the problem & action taken to resolve the problem.
•Recommend and identify hardware and software technical problems and malfunctions related to LANs/WANs.
•Implementing traffic filters on Cisco routes using Standard and Extended access-list.
•Configuring, installing and maintain various Internetworking devices.
•QoS on LAN, WAN, domains to support Voice and Data.
•Raising a ticket with ISP when WAN connectivity goes down among the sites and following up with ISP as per SLA.
•Communicate and coordinate with customers to ensure ongoing support.
•Working with T2/GT3 Team when site is in critical position based on severity.
•Raising new Change Requests and performing the activity along with high severity cases.
•Managing Client networks and performing changes as per requirement.
•Supporting ongoing and new security/compliance initiatives.
•Performing Daily health checks for the network devices, providing Remote Support for clients.
•Worked effectively with other colleagues, regularly providing information and technical documentation, thus contributing to the team’s performance level.
•Giving 24/7 support.
Responsibilities:
•Handling the network infrastructure Local Area Network & WLAN of IRISET.
•Identifying and troubleshooting L1, L2 and L3 issues. Ensuring the Internet connectivity in whole campus.
•Installing, Configuring and Troubleshooting routers and switches, if there are any changes in topology of the network
•Configured NAT to the servers so that trainees can access the servers through Internet and configured PAT to our network to access the internet.
•Implementing and troubleshooting network address assignment, sub netting and DHCP.
•Configuring and Managing VLAN’s