Role - Network Architects L3 - Control Tower (BIO)
Years of Experience - 8 to 12 years
Location - Chennai

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Key Responsibilities
- :Architecture & Strateg
- yLead the architecture, design, and strategic roadma p for Cisco Catalyst SD‑WA N or Cisco Wireles s solutions (either one mandatory; both preferred)
- .Define enterprise‑grade LAN, WAN, and WLAN architecture s using Cisco Catalyst switching platform s
- .Design scalable, resilient network solutions aligned with business, reliability, and security requirement s
- .Establish architecture guardrails to ensure compliance with enterprise, regulatory, and security standard s
- .Cisco DNAC (Automation, Assurance, Analytics
- )Architect and integrate Cisco DNA Center (DNAC ) for
- :Network automation and configuration standardizatio
- nAssurance/health monitoring and analytic
- sCompliance and lifecycle management (images, upgrades, patches
- )Define operational and architectural standards for leveraging DNAC insights for proactive risk remediation
- .Cisco ISE & Zero Trust Segmentatio
- nDesign Cisco ISE–based identity,



access control, and segmentation architecture s
- .Define policies and architecture standards for
- :802.1 X, SG T, TrustSe c, Guest acces s, and Zero‑Trust framework
- sEstablish routing, segmentation, QoS, and security standards across LAN/WAN
- .Transformation Leadership & Design Governanc
- eProvide technical leadership during SD‑WAN, wireless, and campus network transformation s
- .Review HLD/LL D and guide engineering teams through implementation and rollout governance
- .Act as escalation point for complex design/integration issues; drive RCA‑based architectural improvements
- .Collaborate with security, cloud, and application teams for end‑to‑end network integratio n
- .Innovation & Continuous Improvemen
- tEvaluate recent Cisco technologies and lead modernization initiatives
- .Drive measurable improvements in performance, scalability, availability, and operational efficienc y
- .Required Skills

📌 Network Architects (Chennai)
🏢 Tata Consultancy Services
📍 Chennai