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ArcelorMittal · Luxembourg

# Head of OT Cyber Security Centre of Excellence

Luxembourg Full-time Executive Security 

Listed on ArcelorMittal’s official careers site. Posted September 25, 2026. Check that it is still open and apply there.
[Apply on ArcelorMittal’s careers site →](https://emfg.fa.em4.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_4001/job/41546)

[OpenNash Jobs](https://jobs.opennash.com/) / [ArcelorMittal](https://jobs.opennash.com/companies/arcelormittal/) / Head of OT Cyber Security Centre of Excellence

## Job description

### Key Responsibilities
- Define and maintain the global OT cyber security strategy, target operating model and multi-year roadmap.
- Lead the Luxembourg hub and ensure alignment with the Group CISO, business leadership, clusters and plants.

### Oversee the four CoE pillars
- Governance & Standards; OT Engineering & Architecture; Capability Development & Training; and Global OT Security Oversight.
- Establish portfolio priorities, funding requirements, performance measures and executive reporting.
- Facilitate partnerships with the Luxembourg government, research organisations and industry providers.
- Ensure that the hub defines standards, clusters orchestrate deployment and plants execute locally.
- Provide executive oversight of material OT risks, exceptions, incidents and remediation programmes.

### Qualifications
- Master's degree in cyber security, engineering, computer science, automation or a related discipline; equivalent senior experience accepted.
- Strong knowledge of industrial operations, OT security governance, risk management and enterprise transformation.
- Executive communication, stakeholder management, financial planning and organisational leadership capabilities.

### Experience
- 15+ years in cyber security, technology risk, industrial engineering or related leadership roles.
- 4+ years leading enterprise or multi-country security programmes, preferably in manufacturing, energy or critical infrastructure.
- Demonstrated experience engaging executive committees, regulators, and external partners.
- Prior working experience with Government agencies is a plus Certifications
- CISSP or CISM required or demonstrably equivalent experience.
- GICSP, IEC 62443, CRISC, CGEIT or ISO 27001 Lead Implementer/Auditor preferred.

## At a glance
- Posted by the employer: Sep 25, 2026
- First seen by OpenNash: Oct 19, 2026
- Last checked: Oct 19, 2026
- Listed for: 24 days
- Location: Luxembourg
- Employment type: Full-time[Apply on ArcelorMittal’s careers site →](https://emfg.fa.em4.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_4001/job/41546)

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