Enterprise Network Architect- Infrastructure

6 days ago

Bengaluru, Karnataka, India KPMG Assurance and Consulting Services LLP Full time ₹ 8,00,000 - ₹ 12,00,000 per year

We are seeking an experienced Enterprise Network Architect to design and oversee the implementation of a secure, scalable, and regionally integrated network infrastructure across MGS offices. The candidate will lead architecture for LAN/WAN, SD-WAN, wireless, routing, switching, network access control, and DDI (DNS, DHCP, IPAM) solutions. This is a strategic role that combines deep technical expertise with hands-on design ownership.

Key Responsibilities

1. Network Architecture & Design

  • Architect and document enterprise LAN/WAN infrastructure including:

  • Core and access switching (Cisco C9300/C9200)

  • WAN edge routing (Cisco C8300/C8200)

  • Layer 2/3 topology, VLANs, and IP segmentation

  • Design and implement SD-WAN architecture with multi-region integration (Americas, EMEA, APAC)

  • Define HA, redundancy, and failover strategies across routing, switching, and WAN links

2. Wireless and Access Infrastructure

  • Design and standardize Wi-Fi networks (Cisco Catalyst 9100, 9800 WLC)

  • Integrate identity-based VLAN assignment using Cisco ISE/NPS with 802.1X/EAP-TLS

  • Optimize wireless coverage, RF planning, and dynamic AP load balancing

3. DDI (DNS, DHCP, IPAM)

  • Architect and deploy Infoblox DDI solution (Grid Master/Members, HA)

  • Integrate DHCP and DNS services with IPAM, ISE, and Active Directory

  • Define IP address management schema, subnet design, and discovery policies

4. Security & Policy Integration

  • Collaborate with security teams on firewall integration and policy routing

  • Implement secure dynamic VLANs and posture-based access via Cisco ISE

  • Define network zoning, segmentation, and east-west traffic controls

5. Documentation & Standards

  • Produce high-quality HLDs, LLDs, implementation plans, and As-Built documentation

  • Establish configuration standards, naming conventions, and operational runbooks

Required Qualifications

  • 15+ years of experience in enterprise network engineering/architecture

  • Deep hands-on expertise with:

  • Cisco enterprise routing and switching (Catalyst 9K series, IOS-XE)

  • Cisco WLCs (9800 series) and Wi-Fi 6 access points
  • Cisco ISE or Microsoft NPS for identity-based access
  • Infoblox or similar solution for DNS/DHCP/IPAM

  • BGP, OSPF, HSRP, VRRP, and Policy-Based Routing

  • Proven experience in designing multi-site, multi-region enterprise networks

  • Strong understanding of 802.1X, EAP-TLS, RADIUS, and certificate-based authentication

  • Experience with SD-WAN solutions (Cisco SD-WAN /Meraki/ Viptela preferred)

Preferred Certifications

  • CCNP Enterprise or CCIE (Routing & Switching / Enterprise Infrastructure)

  • Infoblox Core DDI Certified (CDCA / CDIA) preferred

  • Cisco Certified Specialist Enterprise Wireless Design

  • Microsoft or Cisco security certifications a plus

Soft Skills & Leadership

  • Strong documentation and presentation skills

  • Ability to lead design workshops and interface with global stakeholders

  • Proactive, structured, and capable of driving complex technical decisions

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