Network Architect

CBSbutler Holdings Limited trading as CBSbutler

Network Architect

+18 months +

+DV cleared

+On site in Hampshire

+Outside IR35

+£550-£650 a day

We are seeking an experienced Network Architect to join a high-profile MOD programme delivering secure, mission-critical network capabilities. This is a hands-on architecture role requiring deep technical expertise across modern data centre and wide area networking technologies.

Working within a highly secure environment, you will be responsible for designing, assuring and evolving complex network architectures that support large-scale digital transformation and operational requirements.



Key Responsibilities

  • Design and develop secure network architectures for enterprise and defence environments.
  • Produce high and low-level network designs, technical documentation and implementation plans.
  • Lead network architecture decisions across data centre, campus and WAN environments.
  • Provide technical assurance and governance throughout the project lifecycle.
  • Collaborate with engineering, security and delivery teams to ensure successful deployment of network solutions.
  • Support troubleshooting and optimisation of complex network infrastructures.


Essential Skills & Experience

  • Active DV Clearance.
  • Proven experience operating as a Network Architect within complex enterprise or defence environments.
  • Strong expertise in:
    • BGP
    • EVPN-VXLAN
    • Software Defined Networking (SDN)
    • WAN Architecture and Design
  • Experience with modern data centre networking technologies and architectures.
  • Strong understanding of network security principles and secure-by-design approaches.
  • Ability to produce detailed technical designs and architecture documentation.
  • Experience working within large-scale transformation or infrastructure programmes.
  • Experience delivering solutions within MOD

If you'd like to discuss this Network Architect role in more detail, please send your updated CV to (url removed) and I will get in touch.

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