Rob Arbuckle is a Security Analyst III at Yale New Haven Health System (YNHHS), where he leads security modernization initiatives leveraging Microsoft Sentinel, Microsoft ADX, and Cribl after a system migration from Splunk. With over 13 years of healthcare IT and cybersecurity experience, and a background as a paramedic, Rob brings unique insight into safeguarding patient care systems. His expertise spans SIEM architecture, incident response, vulnerability management, and infrastructure monitoring. Drawing on frontline clinical experience, Rob optimizes security pipelines to reduce operational overhead and improve detection accuracy in compliance-driven environments.