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ArcelorMittal

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ArcelorMittal is the world's leading steel and mining company, committed to producing sustainable steel and supplying key industries globally while prioritizing safety and environmental responsibility.

L-1160 Luxembourg

Mining
5,001+ people

About

ArcelorMittal is the world's leading steel and mining company, with a presence in more than 60 countries and an industrial footprint in 18 countries. Guided by a philosophy to produce safe, sustainable steel, we are the leading supplier of quality steel in the major global steel markets including automotive, construction, household appliances and packaging, with world-class research and development and outstanding distribution networks. Through our core values of sustainability, quality and leadership, we operate responsibly with respect to the health, safety and wellbeing of our employees, contractors and the communities in which we operate. For us, steel is the fabric of life, as it is at the heart of the modern world from railways to cars and washing machines. We are actively researching and producing steel-based technologies and solutions that make many of the products and components we use in our everyday lives more energy-efficient. We are one of the world’s five largest producers of iron ore and metallurgical coal and our mining business is an essential part of our growth strategy. With a geographically diversified portfolio of iron ore and coal assets, we are strategically positioned to serve our network of steel plants and the external global market.

Open positions

Projects Manager - Co-engineering Team, Global R&D Hamilton

Hybrid · Hamilton

The Projects Manager leads the development of advanced steel solutions and provides engineering services to improve product performance, efficiency, and cost for strategic customers. They are responsible for designing test setups, performing structural testing, and interpreting data to provide actionable technical recommendations.

Researcher / Senior Researcher - Mineral Processing, Global R&D

On-site · Hamilton

Lead the development of research projects related to mineral processing and agglomeration while establishing laboratory capabilities. Act as the primary technical interface between R&D, industrial operations, and external partners to improve plant performance.

Stagiaire génie mécanique - Automne 2026

On-site

Tu souhaites mettre en pratique tes connaissances acquises durant tes études et être une personne ressource dans le domaine de l'ingénierie mécanique ? Ce stage est fait pour toi! **Mandat :** - Assister le planificateur mécanique, dans la réalisation d’outils de travail de planification; - Assister le coordonnateur d'entretien mécanique; - Assister l’ingénieur fiabilité mécanique; - Assister l’équipe d’entretien dans l’exécution des travaux d'arrêts planifiés, hebdomadaires et annuels; - Participer à la réalisation des projets d'améliorations (mécanique, hydraulique, pneumatique); Effectue…