Senior Network Architect

  • Temporary
  • London
  • Negotiable GBP / Year

Senior Network Architect

Our client, a leading global supplier for IT services, requires Senior Network Architect to be based at their client’s office in London, UK.

This is a hybrid role – you can work remotely in the UK and attend the London office 2-3 days per week .

This is a 6+ month temporary contract to start asap

Day rate: Competitive Market rate

Senior Network Security SME and design authority responsible for network segmentation and Zero Trust initiatives across on-prem and hybrid cloud environments. This role owns architecture decisions, enforcement strategy, and senior customer engagement for a large enterprise environment.

Key Responsibilities

  • Act as Network Security Design Authority for segmentation and Zero Trust.
  • Design, implement, and optimize network segmentation using Guardicore and Illumio.
  • Own User-to-Server (U2S) and Server-to-Server (S2S) traffic controls.
  • Lead Guardicore → Illumio transition and future-state architecture.
  • Drive segmentation standards, governance, and operational handover.
  • Serve as primary technical interface to senior customer stakeholders.
  • Manage escalations related to enforcement, legacy dependencies, and risk trade-offs.
  • Act as a Subject Matter Expert (SME) in analyzing and visualizing “application” traffic to understand application flows and dependencies
  • Overseeing the design, implementation, and optimization Network segmentation
  • Developing Knowledge of Operations (KOP) and Standard Operating Procedures (SOPs)

Key Requirements

Essential Skills:

  • 15+ years in Network Security with architect / design authority responsibility.
  • Strong, hands-on expertise in network segmentation / microsegmentation.
  • Proven experience with Guardicore and Illumio.
  • Deep understanding of on-prem data center network security.
  • Working knowledge of hybrid cloud network security, including:
  • VPC / VNet design
  • Security Groups / NSGs
  • Hybrid connectivity (VPN, ExpressRoute, Direct Connect)
  • Experience working directly with senior customer stakeholders.

Desirable Skills:

  • Zero Trust architecture exposure.
  • Regulated enterprise environment experience.
  • Platform migration experience.

Due to the volume of applications received, unfortunately we cannot respond to everyone.

If you do not hear back from us within 7 days of sending your application, please assume that you have not been successful on this occasion.

Please do keep an eye on our website https://projectrecruit.com/jobs/ for future roles.

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Project Global
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