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

Key Responsibilities
:Architecture & Strateg
yLead the architecture, design, and strategic roadmap for Cisco Catalyst SD‑WAN or Cisco Wireless solutions (either one mandatory; both preferred)
.Define enterprise‑grade LAN, WAN, and WLAN architectures using Cisco Catalyst switching platforms
.Design scalable, resilient network solutions aligned with business, reliability, and security requirements
.Establish architecture guardrails to ensure compliance with enterprise, regulatory, and security standards
.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 architectures
.Define policies and architecture standards for
:802.1X, SGT, TrustSec, Guest access, 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 transformations
.Review HLD/LLD 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 integration
.Innovation & Continuous Improvemen
tEvaluate recent Cisco technologies and lead modernization initiatives
.Drive measurable improvements in performance, scalability, availability, and operational efficiency
.Required Skills & Experience (Must Have)
:Strong hands‑on and architecture experienc

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