Deputy Manager, Security & Platform Reliability Engineer / IT & Services

Maintain the security posture and system hardening for both on‑premises endpoints and cloud IT infrastructure (e.g. AWS, Azure), including the management of Government security monitoring services such as the Government Cyber Security Operations Centre (GCSOC) and Automated Baseline Log Review (ABLR). Maintain and support IT endpoint and infrastructure security tools, including Microsoft Defender, Secure Service Edge, firewalls, and related technologies. Ensure that critical platforms are reliable, scalable, observable, and maintainable; this includes implementing monitoring and observability tools, leading incident response and root‑cause analysis to minimise downtime and prevent recurrence. Develop scripts, Infrastructure as Code (IaC), and internal tools to reduce manual intervention and improve operational efficiency and recovery times. Act a...