Network Architects L3 - Control Tower [BIO]

Job description

**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 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 new 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 )