Senior Infrastructure Architect

About the role

Methods is seeking a Senior Infrastructure Architect to lead the assessment of a complex enterprise technology environment within the defence sector. You will take an application‑centric view of the supporting infrastructure, coordinating specialist teams to map the current estate, its dependencies and performance issues.

Key responsibilities

• Lead mobilisation, discovery planning and technical governance.
• Coordinate specialists across compute, virtualisation, storage, database, network, security and service operations.
• Document the current estate, architecture, dependencies and critical data flows.
• Establish an end‑to‑end performance baseline and investigate service issues.
• Facilitate technical workshops and align internal teams, partners and suppliers.
• Produce clear architecture outputs, recommendations and a prioritised improvement roadmap.
• Create design artefacts used throughout the project lifecycle.
• Act as technical owner for transformation and remediation phases.

Required profile

• Proven experience as a Senior or Lead Infrastructure Architect in a complex enterprise environment.
• Strong technical leadership and the ability to translate evidence into actionable recommendations.
• Experience working with multidisciplinary teams and external suppliers.
• Excellent communication skills for workshops and stakeholder alignment.

Required skills

• Virtualisation technologies
• Storage solutions
• Database platforms
• Network architecture
• Security controls
• Service operations management
• Performance baseline and analysis
• Technical governance

What we offer

• Opportunity to work on high‑impact defence projects.
• Collaborative environment within a leading IT services consultancy.
• Access to a broad portfolio of public‑sector and private‑sector clients.