Job Description
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 (2K9K), 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.
