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ArcelorMittal · Luxembourg

Cluster OT Security Governance Manager

LuxembourgManager or leadSecurity

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

  • Coordinate the network of dedicated Cluster OT Security Leads and maintain a consistent governance rhythm.
  • Monitor implementation of CoE standards, architectures, roadmap commitments and improvement plans.
  • Consolidate cluster maturity, risk, exception, audit and remediation reporting for CoE leadership.
  • Facilitate cross-cluster prioritisation, knowledge sharing and resolution of common barriers.
  • Challenge overdue actions and ensure material risks are escalated through defined governance.
  • Support clusters in translating global requirements into achievable local plans.
  • Preserve the operating principle that the hub defines standards, clusters orchestrate and plants execute locally.

Qualifications

  • Bachelor's degree in cyber security, engineering, risk, operations or a related discipline, equivalent specialist experience accepted.
  • Strong governance, stakeholder management, facilitation and performance reporting skills.
  • Understanding of industrial operations, OT cyber risk and federated operating models.

Experience

  • 10+ years in cyber security governance, industrial operations, risk or programme oversight.
  • Experience working across regions, business units or clusters in a matrix organisation.
  • Experience managing maturity assessments, exceptions, remediation plans and executive reporting.

Certifications

  • CISM, CRISC, CISSP or GICSP preferred.
  • IEC 62443, ISO 27001, audit or programme management certification desirable.

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