Role Summary
The Network Data Engineer - L3 Load Balancer is a senior technical SME responsible for advanced administration, troubleshooting, design validation, optimization and governance of enterprise load balancing and application delivery services. The role owns escalated and major load balancer incidents, complex changes, RCA leadership, application traffic analysis, SSL/TLS and certificate management support, standards/templates, service improvement and mentoring of L1/L2 teams. The engineer works closely with application, security, cloud, network, data center, service management, and OEM teams to maintain high availability and performance of business-critical applications.

Key Roles & Responsibilities
Advanced Load Balancer Escalation: Act as L3 escalation point for complex load balancer incidents involving VIP availability, pool/member health, persistence, SSL handshake, application response, GTM/DNS behavior, health monitors, routing, NAT/SNAT and asymmetric traffic issues.
F5 LTM/GTM Administration: Provide expert support for F5 BIG-IP LTM and GTM/DNS administration,



including virtual servers, pools, nodes, monitors, profiles, data centers, wide IPs, topology records and traffic policies.
Application Delivery Troubleshooting: Analyze application-specific traffic flows using logs, packet captures, connection tables, browser/application symptoms and backend server behavior to isolate network, load balancer, SSL or application-layer causes.
SSL/TLS & Certificate Governance: Support SSL termination, SSL cipher/certificate management, certificate renewal tracking, expiry reporting, client/server SSL profiles and coordination with application/security teams for certificate lifecycle changes.
iRules & Traffic Policies: Develop, review and troubleshoot F5 iRules and traffic policies for HTTP header/payload rewrite, redirects, routing decisions, persistence logic and application-specific requirements.
Complex Change Ownership: Plan, peer-review and/or execute comp

📌 Data Network Engineer (Nagpur)
🏢 HCLTech
📍 Nagpur