Networking and Security Technical Services Lead
NTT DATA · London, England ·
Last confirmed by our partners on 21 Oct 2026.
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Overview
In this role you lead complex, multi-vendor network and security designs and hands-on deployments, driving design validation, PoCs, and risk-aware implementation plans. You collaborate with cross-functional teams to deliver high-quality design documents and runbooks, enabling smooth handover to operations. You act as a senior technical lead, mentor junior engineers, and communicate design decisions to stakeholders, shaping secure, scalable network solutions across diverse environments.
Pay / Benefits
- tailored benefits
- flexible work options
- continuous growth and development opportunities
- wellbeing support
Responsibilities
- Lead design and implementation of complex, multi-vendor network and security solutions across greenfield and brownfield environments
- Produce High-Level Design (HLD) and Low-Level Design (LLD) documentation for review and sign-off
- Develop detailed implementation plans and change records aligned with change management processes
- Author comprehensive operational runbooks for handover to operations and support
- Perform design validation, PoC testing, and pre/post-implementation verification
- Configure, deploy, and optimise network and security infrastructure across vendor platforms
- Diagnose and resolve complex network and security incidents and provide escalation support
- Conduct capacity planning and risk assessments with improvement recommendations
- Coordinate engineers’ activities and monitor quality, leading by example
- Act as primary technical contact for stakeholders and present designs to technical and non-technical audiences
- Coach and mentor junior implementation engineers and technicians
- Collaborate with project managers, architects, and client teams to ensure seamless delivery
- Manage technical scope, expectations, and dependencies throughout project lifecycle
- Engage vendors for priority escalations or bugs during deployments
Key requirements
- Advanced experience in technical implementation engineering for networking
- Strong client engagement and presentation experience
- Proven report writing and project management abilities
- Broad experience in routing, switching, Wireless, SDI distribution, core and access layers
- Experience diagnosing and troubleshooting complex issues
- Ability to lead technically during project lifecycles
- Excellent verbal communication skills
- Client-focused with proactive problem-solving
- Ability to coach and guide team members
- excellent verbal communication
- client-focused
- proactive problem-solver
- multi-vendor network and security design and deployment
- High-Level and Low-Level Design (HLD/LLD)
- PoC testing and design validation
Apply on partner site
Listing supplied by one of our partner job boards. Last confirmed: 5 days ago.
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