Senior Network Architect: Design, POC & Delivery Lead

NTT Ltd.; City of Westminster; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Flexible work options

Learning & development opportunities

Wellbeing benefits

Job summary

NTT DATA is seeking a Network Technical Architect to design, implement and govern complex network solutions across WAN, LAN, WLAN, SD-WAN, cloud environments and datacentre networking. You will lead design work, support presales, and coach delivery teams to ensure successful project handovers.

The role demands deep networking expertise, vendor certifications such as CCNP/CCIE, and strong communication to align with business goals and compliance standards.

Qualifications

• Bachelor's degree in a related field or equivalent experience.
• Professional-level vendor certifications (CCNP/CCIE).
• Deep understanding of network protocols, topologies, security, routing, switching, wireless and IP addressing.
• Experience leading delivery teams and providing technical leadership.

Responsibilities

• Design enterprise network architectures covering WAN, LAN, WLAN, SD-WAN, cloud and datacentre networking.
• Assist in the pre-sales process to ensure designs meet customer requirements and operational goals.
• Create and maintain design documentation for internal and external use.
• Lead solution design, deployment and delivery transition within project teams.
• Collaborate with remote delivery and operational teams within NTT.
• Act as technical escalation point for major incidents and go-live support.
• Consult with customers on capacity planning, security audits and performance optimisation.
• Maintain broad technical competencies across relevant technologies.

Skills

Network architecture

WAN/LAN/WLAN/SD-WAN

Pre-sales support

Design documentation

Project leadership

Networking certifications

Networking protocols

Security

IP addressing

Stakeholder engagement

Education

Bachelor's degree in a related field

Tools

CCNP

CCIE

Job description

NTT DATA is seeking a Network Technical Architect to design, implement and govern complex network solutions across WAN, LAN, WLAN, SD-WAN, cloud environments and datacentre networking. You will lead design work, support presales, and coach delivery teams to ensure successful project handovers.

The role demands deep networking expertise, vendor certifications such as CCNP/CCIE, and strong communication to align with business goals and compliance standards.