Information technology infrastructure specialist
Tata Consultancy Services
Job Description
Job Title Network Engineer – Level 3 (L3) Job Summary The Network L3 Engineer is a senior technical expert responsible for the design, engineering, implementation, and advanced troubleshooting of enterprise network infrastructure. This role acts as the highest escalation point from L1/L2 teams, leads complex problem resolution, and provides long‐term architectural and operational improvements to ensure network stability, scalability, and performance. Key Responsibilities Network Engineering & Design • Design and engineer enterprise‐scale network solutions (LAN, WAN, WLAN, Data Center, Cloud connectivity). • Create and maintain logical and physical network designs aligned with enterprise architecture standards. • Translate business and application requirements into actionable network designs and configurations. Implementation & Change Management • Develop and validate network configuration scripts for routers, switches, firewalls, and load balancers. • Execute network changes during app...