Network Engineer

Network Engineer Routing & Switching Responsibilities Design, configure, and support enterprise LAN, WAN, MPLS, and data center networks Hands on management of Cisco routers and switches (IOS, NX OS) Configure and maintain BGP, OSPF, VLANs, STP, HSRP, VRRP, QoS Troubleshoot Layer 2 and Layer 3 network issues and perform root‑cause analysis Perform network upgrades, firmware updates, and hardware refresh activities Support ISP circuits, LTE failover, and redundancy configurations Maintain accurate network diagrams and documentation AVI Load Balancer & NSX Responsibilities Design, deploy, and support VMware AVI (NSX Advanced Load Balancer) solutions Configure virtual services, pools, health monitors, SSL profiles, persistence, and security policies Integrate AVI with NSX, VMware vCenter, and application environments Support NSX‑T networking, including logical switches, Tier0/Tier1 gateways, and segments Analyze traffic flows and optimize application performance and availability Assist application teams with load‑balancing requirements, validations, and testing Participate in AVI and NSX upgrades, patches, and lifecycle activities Firewall Responsibilities Design, configure, and manage enterprise firewall multivendor environments (Palo Alto preferred; Cisco ASA/Fortinet acceptable) Implement and maintain firewall security policies, NAT rules, and VPN configurations Support firewall rule reviews, audits, and cleanup activities Troubleshoot firewall‑related connectivity and security issues Perform firewall software upgrades, patching, and hardware replacements Support PCI, SOX, and security compliance requirements Collaborate closely with security teams on vulnerability remediation and threat mitigation Salary Range: $90,000–$100,000 a year #J-18808-Ljbffr Tata Consultancy Services