Technical Design & Network

Role Title: Technical Design & Network Architect

Location: Chennai

Experience: 9+ Years

Key Responsibilities

• Solution Design & Architecture
• Deliver high- and low-level designs (HLD/LLD) for LAN, WAN, Data Centre, and Security infrastructures.
• Support migrations from legacy platforms to modern solutions (Cisco ACI, SD-WAN, multi-vendor firewalls, hybrid cloud).
• Ensure designs align with Vodafone’s enterprise standards and M&S’s Zero Trust strategy.
• Implementation & Transition Support
• Create implementation and migration plans (CRQs, MoPs).
• Provide offshore technical support for network changes, migrations, and upgrades.
• Support configuration, deployment, and integration of routers, switches, firewalls, wireless, and load balancers.
• Security & Compliance
• Design and validate firewall and segmentation policies across Palo Alto, Check Point, Fortinet, and Cisco platforms.
• Enable secure hybrid cloud networking on Azure and AWS (VNet, ExpressRoute, Transit Gateway, WAF, NSG).
• Align solutions to ITIL, ISO 27001, and PCI-DSS standards.
• Operational Readiness & Documentation
• Produce detailed design and implementation documentation (LLD, BOMs, migration runbooks).
• Support offshore knowledge management and structured handovers.
• Provide remote escalation support to onsite 24x7 assurance teams.
• Collaboration & Governance
• Engage with onsite design authorities and architects to validate solutions.
• Participate in design reviews, change boards, and compliance reviews.
• Mentor offshore engineers, building a deep technical pool aligned to Vodafone/M&S engagements.

Required Skills & Experience

• Networking & Data Centre:
• Cisco ACI Spine/Leaf, Nexus (2K–9K), Catalyst series, Cisco SD-WAN/Viptela.
• Routing & Switching: BGP, OSPF, MPLS, QoS, VXLAN, L2VPN/L3VPN.
• Security:
• Cisco ASA/Firepower, Palo Alto (Panorama), Fortinet FortiGate, Check Point R77/R80+.
• Zero Trust principles (micro-segmentation, least privilege, identity integration).
• Cloud & Virtualisation:
• Azure (VNets, ExpressRoute, NSG, Application Gateway, Front Door).
• AWS (VPC, Transit Gateway, WAF, CloudFront).
• VMware NSX, VMWare SDN, Kubernetes networking.
• Load Balancing & Application Delivery: F5 LTM/GTM, Citrix NetScaler, Radware Alteon.
• Automation & Tooling: Python, Ansible, Terraform, Cisco DNA Center, SolarWinds, ServiceNow ITSM.
• Methodologies: Strong ITIL, Agile, and PMP/Prince2-aligned project delivery experience.

Preferred Qualifications

• CCNP/CCIE (Enterprise, Data Centre, Security).
• AWS/Azure Solutions Architect certifications.
• Palo Alto PCNSE, Fortinet NSE4+, Check Point CCSA/CCSE.
• TOGAF, ITIL v3/v4 Foundation.

Personal Attributes

• Strong customer-facing communication and documentation skills.
• Ability to operate across both design and hands-on engineering.
• Proactive problem solver, adaptable in high-pressure environments.
• Collaborative, team-oriented mindset with experience in global delivery models.