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Network Architect - DV Cleared

Job in Basingstoke, Hampshire County, RG21, England, UK
Listing for: CBSbutler Holdings Limited trading as CBSbutler
Full Time position
Listed on 2026-07-03
Job specializations:
  • IT/Tech
    Systems Engineer, Network Engineer, Cybersecurity, IT Consultant
Salary/Wage Range or Industry Benchmark: 750 GBP Daily GBP 750.00 DAY
Job Description & How to Apply Below
Network Architect - DV Cleared

15+ Month Contract
Outside IR35
£650-£750 per day
On-site in Hampshire
Active DV Clearance required before application

We're recruiting for an experienced DV Cleared Network Architect to join a major MOD programme delivering highly secure, mission-critical network infrastructure. This is a long-term contract offering the opportunity to shape complex network architectures within one of the UK's most technically challenging environments.

You'll play a key role in the design, assurance and evolution of secure enterprise network solutions, working alongside engineering, security and delivery teams to support large-scale digital transformation.

What You'll Be Doing

Design secure, resilient network architectures for enterprise and defence environments.
Produce High-Level Designs (HLDs), Low-Level Designs (LLDs) and supporting technical documentation.
Lead architecture decisions across data centre, campus and WAN environments.
Provide technical governance and architectural assurance throughout the project lifecycle.
Work closely with engineering and security teams to ensure successful implementation.
Support the optimisation and troubleshooting of complex network infrastructures.

Essential Skills

Current DV Clearance (essential).
Proven experience as a Network Architect within defence, government or other highly secure enterprise environments.
Strong technical expertise in:
BGP
EVPN-VXLAN
Software Defined Networking (SDN)
Enterprise WAN Architecture & Design
Experience designing modern data centre network architectures.
Strong understanding of secure-by-design principles and network security best practices.
Ability to produce detailed architecture documentation, HLDs and LLDs.
Experience delivering large-scale infrastructure or digital transformation programmes.

Desirable

Previous experience delivering network solutions within the MOD or wider UK Government.
Experience working on complex, mission-critical programmes.

Contract Details

15+ Month Contract
Outside IR35
£650-£750 per day
On-site in Hampshire
Active DV Clearance required before application

This is an excellent opportunity to secure a long-term contract on a high-profile defence programme, working with cutting-edge networking technologies in a secure environment.

Apply today with your latest CV for immediate consideration
Additional Information / Benefits
Outside IR35
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