Network Architect - DV Cleared

CBSbutler Ltd.; London; Hybrid; GBP 200,000 +; Full time

Job summary

A leading company requires a Network Architect to guide the design and delivery of secure network solutions crucial for national security. This dynamic role involves producing comprehensive designs, working across the service delivery lifecycle, and leading technical governance in collaboration with various stakeholders. The ideal candidate has a robust background in secure network architecture and substantial experience in government or military environments.

Qualifications

• Extensive background in secure Network Architecture and Design.
• Familiarity with government service delivery lifecycle and assurance processes.
• Proven leadership in delivering technical outcomes under tight timelines.

Responsibilities

• Deliver high-level and low-level network designs in line with project milestones.
• Collaborate with multiple stakeholders including Local IT teams and system owners.
• Lead on technical governance, guidance, and assurance activities.

Skills

Network Architecture

Government/Military Environments

Stakeholder Management

Technical Governance

Infrastructure Planning

Job description

Network Architect

£600 - £700 per day - Inside IR35

Hybrid - London

DV Cleared

About the Role

Our confidential government client requires an experienced Network Architect to lead the design and delivery of strategic network solutions. This is a high-impact role within a complex, secure environment, where your architectural expertise will support national security priorities.

Key Responsibilities

• Deliver high-level and low-level network designs (HLD/LLD) in line with project milestones

• Produce comprehensive artefacts including:

  • Site-specific network architectures

  • Passive infrastructure layouts (fibre, copper - vertical & horizontal)

  • Active equipment installation designs

  • Rack diagrams, patching schedules, and cabling plans

• Collaborate with multiple stakeholders including:

  • Local IT teams

  • Other Government Departments (OGDs)

  • System owners and integrators

• Drive end-to-end system thinking including:

  • LAN/WAN design and implementation

  • WAN provisioning and circuit dependencies

  • Network security and encryption technologies (e.g., cryptos)

  • Dependencies on EUDs, storage, and power systems (UPS)

• Work across the full system delivery lifecycle:

  • Service Design, Transition, Acceptance, and into Live

  • Collaborate with Service Architects on Assurance and Gate Reviews

• Analyse technical requirements and develop fit-for-purpose solutions

• Conduct impact assessments and risk evaluations of architectural decisions

• Lead on technical governance, guidance, and assurance activities

• Act as the primary technical PoC for networking and associated infrastructure

• Mentor junior team members and contribute to knowledge sharing across the team

Essential Skills & Experience

• Extensive background in secure Network Architecture and Design

• Strong knowledge of government or military-grade secure environments

• Experience with:

  • Passive and active infrastructure planning

  • WAN/LAN technologies and provisioning

  • Encrypted communication solutions

• Familiarity with government service delivery lifecycle and assurance processes

• Exceptional stakeholder management across multi-disciplinary teams

• Proven leadership in delivering technical outcomes under tight timelines

Apply now to play a leading role in shaping secure, mission-critical network infrastructure at the heart of UK national operations.