theomnihire

Enterprise Network Architect – Infrastructure & DDI

theomnihire

Bangalore North, Karnataka, IndiaFull timePosted May 8, 2026
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Job description

Job Description: Enterprise Network Architect – Infrastructure & DDI Location Bangalore, India (On-site) Role Summary We are seeking an experienced Enterprise Network Architect to design and oversee the implementation of a secure, scalable, and regionally integrated network infrastructure across client 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
  1. 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
  1. 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
  1. 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
  1. Documentation & Standards
  • Produce high-quality HLDs, LLDs, implementation plans, and As-Built documentation
  • Establish configuration standards, naming conventions, and operational runbooks Requirements 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.