Job Description
Employee Relations Sr. Manager - Your next role at Mars?
Within the Mars Global Services Division, the Employee Relations Sr. Manager for the LATAM region plays a pivotal, highly visible role in leading a remote team of Employee Relations professionals supporting a cross segment, cross functional client base. Responsibilities include relationship management (i.e. unions/works councils), resolution of complex ER issues, identifying and managing high risk situations, organizational change support and building ER capability and leveraging data to inform people strategies.

The role is responsible for proactively driving continuous improvement in ER that increases effectiveness while creating an environment of engagement, fair treatment and trust aligned with our Five Principles and Associate Concept. It ensures the development of ER functional skills to build a robust talent pipeline. This position is responsible for supporting the ongoing evolution of MyP&O; by collaborating with clients, HR Business Partners, Labor Relations, Legal Counsel,



and other internal partners to provide advice, coaching and act as a proactive consultant to the business.

This is a Hybrid role based out of Don Torcuato, Buenos Aires.

In this key role, you will work on...
Relationship Management
- Safeguard the corporate culture by consistently applying Mars's Five Principles and The Associate Concept in guiding the business and coaching line managers.
- Build sustainable relationships through active stakeholder management with Line Managers, P&O; Business Partners, Legal, Unions, site leadership, integral security and MyP&O; partners.
- Lead collective bargaining process including contract negotiations with local unions.
- Leverage ER insights to influence the enterprise people strategy with stakeholders.

Issue Resolution
- Coach and guide employees when escalations of complex, high risk issues occur.
- Leverage sound judgement and ER expertise in people decisions, applying consi

📌 Employee Relations Sr. Manager (Buenos Aires)
🏢 Mars
📍 Buenos Aires