Senior IT Infrastructure Engineer: Cloud, VM & Security

Doncasters Group is seeking a hands-on Senior IT Infrastructure Engineer to join our Infrastructure & Operations team in Sheffield. You will own and evolve a hybrid infrastructure spanning Azure, Microsoft 365, identity, Windows and Linux servers, virtualization, networking, backup and disaster recovery.

You will troubleshoot complex issues, drive improvements, automate with PowerShell, and collaborate with suppliers and internal teams to strengthen security, resilience and service reliability