Operational Technology Cyber Lead

Key Responsibilities 🎯 Strategic Leadership & Programme Direction • Define and direct OT cybersecurity initiatives that improve the security posture of company's global OT environments, aligned with the Group Cybersecurity Framework (based on NIST CSF). • Lead and manage a team of OT cybersecurity engineers and analysts, ensuring consistent and effective cyber programme implementation across all markets (Singapore, India, UK, China, Southeast Asia, Middle East). • Own the OT cybersecurity roadmap, including technology refresh, tool adoption, and capability uplift aligned with company's Cybersecurity Framework objectives. • Drive continuous improvement of end-to-end OT threat detection, incident response, and vulnerability management processes. • Report to senior leadership on OT cybersecurity risk posture, programme effectiveness, and key metrics via the Monthly Cybersecurity Committee and ExCom briefings. 🏗️ OT Security Architecture & Engineering • Lead the design and implementation of secure OT network architectures across CII and non-CII sites, ensuring proper segmentation (Purdue Model Levels 0–3.5), data diodes, firewalls, and secure communication protocols. • Oversee hardening of ICS assets including DCS, SCADA, HMI, PLC, RTU, and engineering workstations across power generation, water treatment, wind, and solar sites. • Drive secure IT/OT integration initiatives, including edge-to-cloud OT architectures, ensuring audit-ready baselines and compliance with international OT security standards. • Provide Security by Design (SBD) advisory for all new OT projects, including vendor remote operations, ensuring security requirements are embedded from the tender stage through go-live. 📋 Risk Management & Regulatory Compliance • Lead risk assessments and Threat Risk Assessments (TRAs) across OT environments, ensuring compliance with NIST CSF, ISO 27001:2022, IEC 62443, and Singapore's CII regulations (CCoP by CSA, WSCP by PUB). • Ensure alignment with company's Op…