Job Description

Role - Network Architects L3 - Control Tower [BIO] (Walk-in) Years of Experience - 6 to 13 years Location - Chennai 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 current Cisco technologies and lead modernization initiatives .Drive measurable improvements in performance, scalability, availability, and operational efficienc y .Required Skills & Experience (Must Have) :Strong hands‑on and architecture experience with Cisco Catalyst SD‑WAN OR Cisco Wireles s (one mandatory) .Proven experience defining LAN/WAN/WLAN enterprise architecture s using Cisco Catalyst switchin g .Strong architecture capability in Cisco DNA C (automation/assurance/analytics )Strong design experience with Cisco IS E, including 802.1X, policy enforcement, guest acces s, and segmentation (SGT/TrustSec )Strong understanding of :Routing & campus design principle sSegmentation models and QoS standard sSecurity architecture alignment (Zero Trust principles )Good to Have (Preferred) :Both Cisco Catalyst SD‑WAN + Cisco Wireles s architecture experience .SDA / fabric-based campus design exposure with DNAC + ISE integration .Working knowledge of enterprise security integrations and cross-domain architecture governance .ITIL/ITSM process exposure (incident/problem/chang eCertifications (Preferred / Nice to Have )Cisco certifications such as CCNP/CCI E (Enterprise/Wireless/Security) (preferred )

📌 Network ArchitectsControl Tower [BIO] (Walk-in) (Chennai)
🏢 Tata Consultancy Services
📍 Chennai