Labor Relations Partner
Mexico City, Mexico Regular Posted on Nov. 10, 2026 Closing on Nov. 30, 2026About Sanofi
We’re an R&D-driven, AI-powered biopharma company committed to improving people’s lives and delivering compelling growth. Our deep understanding of the immune system – and innovative pipeline – enables us to invent medicines and vaccines that treat and protect millions of people around the world. Together, we chase the miracles of science to improve people’s lives.
About the job
This role develop and implement HR strategies and initiatives aligned with the overall business strategy; safeguard the company's legal interests from an employment law standpoint; and ensure legal compliance in the relationships between employees, the union, and the company.
Main Responsibilities:
Strategy & Policy
- Support People & Culture management in the development, planning, and implementation of labor relations policies and procedures.
- Design proposals for legal and labor policies, and prepare and review People & Culture policies, guides, and guidelines.
Union Relations & Negotiation
- Build and maintain a positive, fluid relationship with unions, union officials, and other government agencies, including ongoing informal communication with union leadership.
- Coordinate local-level negotiations and/or participate in the negotiation of multi-location agreements with unions, including salary increases and working conditions.
- Negotiate with internal committees and unions, and determine the validity of union claims.
- Review collective labor agreements.
Advisory
- Advise HR Business Partners and line management on the interpretation and application of union contracts, and on how to handle specific labor relations issues.
- Review how managers treat their employees and ensure it is consistent with the company's core values, objectives, and mission statement.
Legal & Compliance
- Ensure the correct application and supervision of current labor legislation, and compliance with labor regulations and contractual agreements.
- Supervise the application and compliance of labor procedures.
- Represent the company before labor authorities, regulatory bodies, and legal bodies, handling grievances and defending the company's interests.
- Handle the organization's labor legal matters: compliance investigations, disciplinary processes, hiring, and terminations of employment contracts.
Risk & Planning
- Identify potential labor relations problems, opportunities, and issues, and evaluate their impact.
- Develop action plans to address specific issues.
Why Choose Us?
- Bring the miracles of science to life alongside a supportive, future-focused team.
- Discover endless opportunities to grow your talent and drive your career, whether it’s through a promotion or lateral move, at home or internationally.
- Drive meaningful impact at global scale: our medicines reach more than 100 million people each year.
- Take good care of yourself and your family, with a wide range of health and wellbeing benefits
Pursue Progress. Discover Extraordinary.
Join Sanofi and step into a new era of science - where your growth can be just as transformative as the work we do. We invest in you to reach further, think faster, and do what’s never-been-done-before. You’ll help push boundaries, challenge convention, and build smarter solutions that reach the communities we serve. Ready to chase the miracles of science and improve people’s lives? Let’s Pursue Progress and Discover Extraordinary – together.
At Sanofi, we provide equal opportunities to all regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, protected veteran status or other characteristics protected by law.
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