Senior ICT Infrastructure Engineer (11357)

Reply specialises in designing and implementing solutions based on new communication channels and digital media. Structured as a network of highly specialised companies, Reply supports leading European industrial groups in sectors such as Telco & Media, Industry and Services, Banking and Insurance, and Public Administration, helping define and develop business models enabled by new paradigms such as AI, Cloud Computing, Digital Media, and the Internet of Things. Reply’s services include Consulting, System Integration, and Digital Services.

The Senior ICT Infrastructure Engineer is a hands-on, technically authoritative role at the heart of Reply’s UK internal infrastructure, responsible for the engineering, architecture, and governance of core endpoint, identity, and Microsoft 365 platforms, including the end-to-end build and administration of a new tenant. Operating across 1st, 2nd, and 3rd line support, the post-holder combines day-to-day user support and desk-side work with expert-level incident resolution, security-focused configuration, and platform optimisation in a government and defence context. They will own and enhance key services such as Intune, Entra ID, Purview, Conditional Access and endpoint security, while leading improvement initiatives, driving compliance with frameworks such as ISO 27001 and Cyber Essentials, and acting as a senior technical reference point and mentor within the ICT team.

• Own the engineering, architecture, and governance of core UK ICT platforms, including Microsoft 365, Intune, Entra ID, Purview, Conditional Access, and endpoint security tooling.
• Provide highly hands-on 1st, 2nd, and 3rd line support, from routine user requests and laptop builds through to expert-level troubleshooting and complex incident resolution.
• Lead the end-to-end provisioning, configuration, and ongoing administration of a new Microsoft 365 tenant, ensuring robust security baselines, Zero Trust principles, and appropriate controls for government and defence contexts.