Sr. Tech Network specialist(L3)

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Design, deploy, and optimize LAN, WAN, WLAN, Firewall, VPN,Loadbalancer and firewall systems.

Evaluate new networking technologies and recommend solutions to improve scalability and performance.

Implement network segmentation, routing, traffic shaping, and security controls.

Perform daily network monitoring, analysis, and performance tuning.

Troubleshoot complex network incidents, outages, and performance issues.

Maintain router, switch, firewall, load balancer, and wireless controller configurations.

Strong understanding of DNS, DHCP, NTP, load balancing, and network monitoring.

Routing & Switching: BGP, OSPF, EIGRP, STP, VLANs

Configure, manage, and support F5 BIGIP LTM, GTM/DNS, ASM, APM, AFM modules.

Create, modify, and troubleshoot Virtual Servers, Pools, Nodes, Health Monitors, and SSL profiles.

Manage SSL Offloading, certificate installation, key management, and SSL/TLS migration.

Implement advanced traffic management using iRules, iApps, and Policies.

Design endtoend Cisco ACI fabric architectures, including APIC clusters, leaf/spine topology, VRFs, Bridge Domains, EPGs, and contracts

Develop L2/L3 network designs using Cisco Nexus 9000 series switches

Architect multipod, multisite, and remote leaf solutions

Deploy and configure Cisco ACI fabric components (APIC, leaf, spine)

Configure policies, tenants, VRF, BD, EPG, contracts, service graphs

Integrate ACI with VMware vCenter, ESXi, hypervisors, L4L7 devices (firewalls, load balancers), and cloud environments

Perform migrations from legacy Nexus/Classic mode to ACI

612 years of handson experience with F5 BIGIP platform.

Deep expertise in:

LTM (Local Traffic Manager)

DNS/GTM

ASM (Web Application Firewall)

APM (Access Policy Manager)

AFM (Firewall)

iRules, iApps, TCL scripting

Strong understanding of:

TCP/IP, HTTP/HTTPS, SSL Handshake

Load balancing algorithms

DNS and Global Traffic Management

Network routing, switching, VLANs, NAT, SNAT

If interested please share your cv to janani.k1@tatacommunications.com

Network Engineer L3 _ Chennai (WFO)