Infrastructure / Platform Architect (Solution Design Team)

The role:

The Solution Design Team Infrastructure Architect is a senior technical leadership position responsible for designing, implementing and managing enterprise-scale infrastructure platforms supporting defence and aerospace operations. The successful candidate will work alongside the customer as a part of their Solution Design Team. The SDT maintains the end-to-end Solution Architecture top level design document and governs contractor solution designs ensuring individual service designs and HLDs fit into the wider solution and address the required policies, standards and requirements (functional, non-functional, security and service which it is also responsible for defining in conjunction with the contractor). It further supports the management of the SAFe development roadmap, and programme integration, testing and support of the end-to-end solution.

The Infrastructure Architect will cover the infrastructure solutions including on premise VCF based private cloud infrastructure and broader platform services to deliver secure tenant systems operating on the platform. This requires exceptional technical breadth and depth with strategic thinking and programme leadership capabilities.

Responsibilities:

• Define and deliver enterprise infrastructure architecture across compute, storage, networking and virtualisation platforms.
• Develop cloud and hybrid infrastructure strategies aligned to defence security requirements.
• Lead infrastructure modernisation, cloud adoption, system migrations and technology refresh programmes.
• Design resilient, secure and scalable platforms supporting mission-critical services.
• Establish infrastructure standards, design patterns and governance frameworks.
• Drive technical decision-making through architecture reviews and stakeholder engagement.
• Ensure compliance with security policies, defence standards and industry regulations.
• Lead capacity planning, performance optimisation and operational resilience initiatives.
• Provide technical leadership, mentoring and architectural guidance to engineering teams.
• Act as a trusted advisor to customers and senior stakeholders, translating complex technical concepts into business outcomes.
• Support disaster recovery, business continuity, security hardening and incident response planning.
• Evaluate emerging technologies and recommend solutions that improve capability, security and efficiency.

Requirements:

Essential:

• Extensive experience in IT infrastructure, including enterprise-scale architecture and design leadership.
• Proven expertise in cloud and hybrid infrastructure environments (AWS, Azure or equivalent).
• Strong background in virtualisation, storage, networking and high-availability platform design.
• Experience delivering infrastructure transformation, modernisation and migration programmes.
• Knowledge of infrastructure architecture frameworks, governance and best practices.
• Familiarity with VMware, containerisation, Kubernetes and modern infrastructure technologies.
• Understanding of disaster recovery, business continuity and resilient infrastructure design.
• Experience working within secure, regulated or defence-related environments.
• Excellent stakeholder management, communication and technical leadership skills.
• Experience working with TOGAF, ArchiMate and Agile delivery methodologies (SAFe preferred).

Desirable:

• Experience working within secure on-premise environments.
• Background in defence, aerospace or government technology programmes.
• Knowledge of defence security policies, standards and compliance requirements.
• Cloud certifications such as AWS Solutions Architect or Azure Solutions Architect.
• TOGAF certification or wider Enterprise Architecture experience.
• Experience with Infrastructure as Code (IaC) and DevOps practices.
• Understanding of ITAR and export control regulations.

What we offer:

• Competitive salary and benefits package

• Enhanced pension scheme

• Private medical insurance and comprehensive health benefits

• Flexible working arrangements

• Professional development and training support

• Opportunity to architect mission-critical infrastructure for world-class defence organisations

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