Job Description



Role Purpose

The Head of Social Relations is responsible for managing labour relations and social dialogue activities in Luxembourg. The role coordinates preparation, documentation, analysis, negotiation support and follow-up actions linked to staff delegation discussions, collective labour topics, HR processes, restructuring or organizational projects, and site-related HR matters.



The position acts as a key HR interface for management, HR stakeholders, employee representatives and operational stakeholders, ensuring that social relations processes are structured, documented, confidential, compliant and aligned with business requirements.

Key Responsibilities

• Organise and prepare meetings with staff delegation representatives and support constructive HR-delegation relations.


• Prepare files, data, analysis and documentation required for social dialogue, information, consultation and negotiation processes.


• Support extraction, benchmarking and preparation of key salary or HR-related data required for negotiations and discussions.


• Contribute to preparation and finalisation of collective agreements, conventions, procedures and HR documents.


• Participate in regular discussions and meetings with internal and external stakeholders involved in HR and social relations topics.


• Support social relations activities linked to Luxembourg projects, including site-related HR follow-up, transparency topics and Bissen-related support.


• Ensure sensitive information is handled with appropriate confidentiality and compliance awareness.


• Contribute to HR project management and governance for social relations topics.

Required Competencies

• Masters in Human Resources or related


• Extensive experience, 10+ years in Human Resources, ideally with experience dealing with Union representatives


• French and English Fluent. Luxembourgish and German would be a strong advantage


• Social relations and labour relations management.


• HR policy and process knowledge.


• Collective agreement / CCT negotiation support.


• Staff delegation coordination.


• HR data analysis and documentation.


• Confidentiality and compliance awareness.


• Stakeholder management and meeting preparation.


• Project coordination and governance.


• Written communication and reporting.


• Change management and resistance management.

About Us



ArcelorMittal is the world's leading steel and mining company, with a presence in 60 countries and primary steelmaking facilities in 15 countries. Our material is part of the fabric of life. What we produce makes a difference - to individuals, communities, businesses and society. At ArcelorMittal, the safety, health, and wellbeing of our employees are our top priorities. We believe that every accident is avoidable, and it is essential for every employee, from the shop floor to the management committee, to hold this belief.



Our purpose is to produce ever smarter steels that have a positive benefit for people and planet. Steels made using innovative processes which use less energy, emit significantly less carbon and reduce costs. Steels that are cleaner, stronger and reusable. Steels for electric vehicles and renewable energy infrastructure that will support societies as they transform through this century. With steel at our core, our inventive people and an entrepreneurial culture at heart, we will support the world in making that change. This is what we believe it takes to be the steel company of the future.




About the Team



The mission of Central HR team is to create, encourage and maintain an environment that supports, develops and sustains the segment through efficiency, effectiveness and excellence.



Our number one priority is the health and safety at work. All employees and contractors have the right to a safe working environment. We have a collective objective and individual responsibility to achieve zero incidents.



As an approachable and professional resource, we devote our knowledge, skills and competencies in providing quality services in the areas of employees relations, compensation & benefits, recruitment, staffing and retention, people development and HR information management.



People are our most important asset. We promote and support employees' growth and development through a culture of individual responsibility, entrepreneurship and proactivity.



We are committed to be a model for excellence and leadership in HR, implementing and emphasizing strategic and innovative HR practices and solutions, high quality service and efficiency.



We strive to focus on customer service, the continuous improvement and empowering people to allow them to be confident in themselves and their skills so that it will be resulting in greater individual and team performance results.