About the job

Specialist - Information Security 8/10/26

About Us

Core42, a leader in AI-powered cloud and digital infrastructure, is driving transformative technology solutions globally. Leveraging advanced resources and partnerships, Core42 empowers clients to harness sovereign AI infrastructure, especially in sectors with stringent regulatory needs. With a mission to redefine digital transformation, we combine sovereign capabilities with scalable, high-performance compute infrastructure, positioning itself at the forefront of AI innovation in the Middle East and beyond.

The opportunity

Specialist - Information Security, Core42 - Abu Dhabi, UAE. A hands-on security specialist role with 7-8 years of cybersecurity experience and deep expertise across the Microsoft Security Stack, CrowdStrike, Elastic EDR, Corelight NDR, Red Hat OpenShift and OpenStack security implementation and daily BAU operations. The role requires strong capability across Microsoft Defender, EDR/XDR/NDR, cloud security, threat hunting, detection engineering and complex incident response in large enterprise environments.

Your Key Responsibilities

SIEM & detection engineering (Microsoft Sentinel)

• Design and implement Microsoft Sentinel architectures for enterprise, hybrid and multi-cloud environments, including Log Analytics workspace strategy, retention, scalability and cost optimisation
• Onboard Microsoft and third-party telemetry using native connectors, Syslog, CEF, APIs, Data Collection Rules and custom ingestion methods
• Integrate Sentinel with Microsoft Defender XDR, Defender for Endpoint, Defender for Office 365, Defender for Cloud Apps, Defender for Cloud, Entra ID, CrowdStrike, Elastic and Corelight
• Develop KQL-based analytics rules, correlation logic, hunting queries, workbooks, dashboards, watchlists and MITRE ATT&CK-aligned detection use cases
• Implement SOAR using Sentinel automation rules and Logic Apps/playbooks for enrichment, containment, notification, ticketing and response workflows