Our client a highly regarded multi academy Trust consisting of nine schools in SE London, is seeking a Cloud, Infrastructure and Security Manager to lead the Trust''s IT infrastructure strategy, security, and cloud transformation. This is a hands-on leadership role combining deep technical expertise with strategic oversight, responsible for delivering a secure, resilient, and modern IT environment across the Trust. A key focus will be leading major initiatives, including a Trust-wide infrastructure audit and network redesign, while driving the ongoing transition to cloud-first services and aligning technology with current educational and digital standards. Core responsibilities include managing and optimising cloud and on-premises infrastructure, ensuring secure, stable, and scalable systems. The role oversees Microsoft Azure, Entra ID, Microsoft 365, Intune, and Defender, with a strong emphasis on performance, licensing, and cloud cost management (FinOps). You will lead on cyber security operations, including monitoring, incident response, MDR platforms, patching, backups, and disaster recovery, ensuring robust resilience across the Trust The role also includes oversight of Microsoft server environments, 3rd line support operations, SLA performance, and escalation management, alongside responsibility for security reviews, compliance, and risk management. In addition, you will manage vendor relationships, support project delivery, and contribute to continuous service improvem