Description

Synapri are supporting a globally recognised leader in technology services and digital transformation with hiring a Senior Security SME to take ownership of advanced security engineering, escalated incident response, and threat hunting across a Microsoft-centric SIEM and XDR environment. This is a hands-on L3 role focused on Microsoft Sentinel and the Microsoft Defender XDR suite, acting as a technical authority within the SOC and supporting the ongoing expansion of security tooling and controls. Responsibilities: * Engineering and optimising Microsoft Sentinel, including log onboarding, connectors, parsers, and data normalisation * Monitoring and optimising Sentinel and Defender licensing and ingestion costs * Designing automated response and SOAR workflows using Sentinel playbooks * Leading complex incident investigations and advanced threat response * Proactive threat hunting using KQL and developing custom detections aligned to MITRE ATT&CK * Producing clear incident reports, dashboards, and technical documentation Experience required: * Strong hands-on experience in cybersecurity operations * Deep expertise in Microsoft Sentinel and Microsoft Defender XDR * Advanced KQL skills and SIEM data integration experience * Knowledge of Azure and Microsoft 365 security services * Scripting experience with PowerShell and/or Python This is an excellent opportunity for a senior security professional to make real impact in a modern, evolving Microsoft security environments. Please apply for more details