Infrastructure​/Platform Architect

Job Description:

DXC Technology is committed to building diverse, inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment for everyone.

Infrastructure Platform Architect

Location:

Farnborough (onsite 5 days per week) Due to the nature of the work and the customers we support, the successful candidate must be eligible to meet UK Government and contractual personnel security requirements, including the applicable residency requirements for the role, and have the right to work in the United Kingdom. Some roles may also be subject to nationality requirements where these are necessary to meet UK Government or contractual security obligations.

The Infrastructure Platform Architect is a senior technical leadership position responsible for designing, implementing and managing enterprise‑scale infrastructure platforms supporting defence and aerospace operations. You will architect complex IT environments, define technology strategies, lead infrastructure modernisation programmes, and ensure alignment with security, compliance and operational requirements. This role requires exceptional technical depth combined with strategic thinking and programme leadership capabilities.

• Design and define enterprise infrastructure architectures spanning compute, storage, networking and virtualisation platforms.
• Develop cloud strategy and hybrid infrastructure roadmaps aligned with MOD requirements and defence security standards.
• Establish infrastructure design patterns, standards and best practices across the organisation.
• Lead capacity planning, scalability assessments and infrastructure optimisation initiatives.
• Evaluate emerging technologies and recommend adoption strategies based on business and security requirements.

• Lead design and implementation of cloud platforms (AWS, Azure, or private cloud) supporting mission‑critical workloads.
• Architect virtualisation solutions, containerisation strategies and orchestration platforms.
• Design disaster recovery, business continuity and resilience architectures meeting MOD availability requirements.
• Guide infrastructure modernisation programmes, legacy system migrations and technology refresh initiatives.
• Ensure infrastructure designs comply with MOD security requirements, Classification Guides and defence standards.

• Lead infrastructure technical teams, providing architectural direction and technical mentoring.
• Establish infrastructure governance frameworks, change control processes and operational standards.
• Drive technical decision‑making through design reviews and architecture boards.
• Document architecture decisions, design documentation and technical standards.

• Architect security controls into infrastructure design, including network segmentation, access controls and encryption.
• Ensure infrastructure compliance with MOD security policy, ITAR regulations and industry standards.
• Work with security teams to implement infrastructure hardening and vulnerability management.
• Optimise infrastructure costs, energy efficiency and environmental impact.
• Support operational readiness, performance monitoring and incident response planning.

• Serve as technical authority for infrastructure discussions with senior customer stakeholders.
• Present architecture recommendations to customer leadership and defence programme teams.
• Manage stakeholder expectations and communicate technical concepts to non‑technical audiences.
• Participate in customer design workshops and architecture validation activities.

• Extensive IT infrastructure experience with experience within a architecture role.
• Proven experience designing and implementing enterprise‑scale infrastructure platforms.
• Strong background in cloud architecture (AWS, Azure, or equivalent) and hybrid infrastructure…