The role leads complex cross-functional cybersecurity workstreams and projects of moderate risk, resource requirements, and complexity, exercises independent judgment within established governance, and drives measurable fleet-wide risk reduction and continuous improvement in coordination with the OT Infrastructure & Cybersecurity Lead, OT System & Infrastructure Specialist, regional support teams, site OT teams, IT, vendors, and business stakeholders. The position applies specialized depth and breadth of OT cybersecurity expertise to independently interpret security telemetry, threat and vulnerability information, control gaps, and operational risk; recommend and drive improvements to monitoring, incident response, vulnerability management, asset visibility, secure access, and ISA/IEC 62443-aligned practices; and provide expert guidance to site and enterprise stakeholders.