L3 Network Engineer
Kyndryl
- Chennai, Tamil Nadu
- Permanent
- Full-time
- Perform troubleshooting and defect analysis of LAN/WAN/ISDN/MPLS/firewall/VPN issues. Document network problems and resolution for future reference into the Wiki/KB platform of NPCI.
- Proactively monitor and ensure network availability, performance, and network security.
- Log, track and take ownership of network/connectivity issues and resolve issues to ensure uptime and meet the agreed SLA.
- Working knowledge of common network monitoring tools and network analysers (ex. Tcpdump, tshark, Wireshark etc.).
- Co-ordinate 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 MPLS Networks as per the pre-defined SLA.
- A thorough understanding of the OSI network model, Ethernet, NAT, IP addressing and TCP/IP Network.
- A practical level of experience implementing and administrating TCP/IP-based network.
- Hands on experience in any one of the Juniper, Cisco, Checkpoint, Fortinet Firewalls & Radware Devices.
- Hands on experience in ACI, SDN, APCI Controllers and Spine & leaf architecture.
- Experience on STP, VLAN, SVI, LACP, VXLAN.
- Experience in handling GRE, P-VPN, P-NAT, P-Routing, and Clustering in firewalls.
- Knowledge in protocols TCP, UDP & IPV6.
- Knowledge in IOS upgrade.
- Knowledge/Experience in Radius, TACACS & TACAS+.
- Knowledge in NMS, SYSLOG & SNMP communication.
- Hands on experience with Juniper/Cisco Switches, Cisco Routers, Cables, Racks,