OpenNash Jobs
ArcelorMittal · Luxembourg

OT Vulnerability Management & Resilience Lead

LuxembourgManager or leadExecutive & Management

Listed on ArcelorMittal’s official careers site. Posted September 25, 2026. Check that it is still open and apply there.

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Job description

Key Responsibilities

  • Own the OT vulnerability and exposure management methodology, prioritisation model and remediation governance.
  • Coordinate safe assessment and mitigation of vulnerabilities across industrial assets and supporting infrastructure.
  • Develop OT incident response plans, playbooks, escalation paths and decision frameworks.
  • Lead or coordinate OT forensic investigations, threat hunting and technical lessons learned.
  • Integrate OT response with the existing CDC/SOC, crisis management, Legal and business continuity processes.
  • Define resilience expectations for backup, configuration recovery, restoration testing and critical dependencies.
  • Provide clusters and plants with risk-based mitigation options where immediate patching is not operationally feasible.

Qualifications

  • Bachelor's degree in cyber security, engineering, digital forensics, computer science or a related discipline, equivalent senior experience accepted.
  • Strong understanding of OT vulnerability risk, industrial operations, incident command and recovery constraints.
  • Knowledge of forensic integrity, evidence handling, threat hunting and compensating control design.

Experience

  • 5+ years in vulnerability management, incident response, digital forensics or resilience, including 4+ years in OT/ICS.
  • Experience leading high-severity cyber incidents and coordinating technical, operational and executive stakeholders.
  • Experience designing exposure prioritisation and remediation programmes for distributed environments.

Certifications

  • GCIH, GCFA, GCFE, GRID or GICSP preferred.
  • CISSP, IEC 62443, CRISC or relevant incident command/resilience certification desirable.

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