Network Architects L3 - Control Tower BIO - Chennai

Role - Network Architects L3 - Control Tower [BIO]

Years of Experience - 7 to 12 years

Location - Chennai

• Key Responsibilities:
• Architecture & Strategy
• Lead the architecture, design, and strategic roadmap for Cisco Catalyst SDWAN or Cisco Wireless solutions (either one mandatory; both preferred).
• Define enterprisegrade 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 standardization
• Assurance/health monitoring and analytics
• Compliance and lifecycle management (images, upgrades, patches)
• Define operational and architectural standards for leveraging DNAC insights for proactive risk remediation.
• Cisco ISE & Zero Trust Segmentation
• Design Cisco ISEbased identity, access control, and segmentation architectures.
• Define policies and architecture standards for:
• 802.1X, SGT, TrustSec, Guest access, and ZeroTrust frameworks
• Establish routing, segmentation, QoS, and security standards across LAN/WAN.
• Transformation Leadership & Design Governance
• Provide technical leadership during SDWAN, 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 RCAbased architectural improvements.
• Collaborate with security, cloud, and application teams for endtoend network integration.
• Innovation & Continuous Improvement
• Evaluate new Cisco technologies and lead modernization initiatives.
• Drive measurable improvements in performance, scalability, availability, and operational efficiency.
• Required Skills & Experience (Must Have):
• Strong handson and architecture experience with Cisco Catalyst SDWAN OR Cisco Wireless (one mandatory).
• Proven experience defining LAN/WAN/WLAN enterprise architectures using Cisco Catalyst switching.
• Strong architecture capability in Cisco DNAC (automation/assurance/analytics)
• Strong design experience with Cisco ISE, including 802.1X, policy enforcement, guest access, and segmentation (SGT/TrustSec)
• Strong understanding of:
• Routing & campus design principles
• Segmentation models and QoS standards
• Security architecture alignment (Zero Trust principles)
• Good to Have (Preferred):
• Both Cisco Catalyst SDWAN + Cisco Wireless 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/change
• Certifications (Preferred / Nice to Have)
• Cisco certifications such as CCNP/CCIE (Enterprise/Wireless/Security) (preferred)