P&O Business Partner

As P&O Business Partner you will be a trusted advisor to the Factory Site Line Manager and Supply Chain Leadership Team, partnering to deploy regional and functional people priorities across both sites. This role serves as the primary on-site P&O resource for associates and leaders, driving organizational effectiveness, supporting people processes and systems, ensuring data integrity, and enabling a positive associate experience through strong partnership with MyP&O, Centers of Excellence, and regional P&O teams.

Key Responsibilities

• Serve as the primary on-site P&O partner and first point of contact for associates and people leaders across the site, providing day-to-day guidance and support on people-related matters.
• Lead site-specific people initiatives and projects that enhance organizational effectiveness, associate engagement, and business performance.
• Deploy, sustain, and continuously improve core P&O programs, processes, and service delivery models to ensure a consistent and positive associate experience.
• Partner closely with the P&O Director, MyP&O, Centers of Excellence (COEs), and Supply Chain P&O teams to deliver seamless support and resolve employee and manager needs.
• Train, coach, and guide associates and managers on the effective use of P&O systems, self-service tools, and support channels to increase efficiency and capability.
• Support key people processes including organizational changes, talent initiatives, workforce planning, employee lifecycle activities, and performance management.
• Maintain high standards of data integrity and accuracy within Workday and other P&O systems, leveraging analytics and reporting to support informed business decisions.
• Analyze workforce data and trends to identify opportunities, address challenges, and support business objectives.
• Build strong relationships across all levels of the organization, providing consultative support and influencing positive business outcomes.
• Champion the Mars Five Principles and Associate Concept, fostering a culture of inclusion, ethics, compliance, and great line management.

What We're Looking For

Minimum Qualifications

• 4+ years of progressive Human Resources (P&O) experience in a business partnering, generalist, or operational HR environment.
• Experience working with HRIS platforms, with Workday experience strongly preferred.
• Strong relationship-building skills with the ability to influence and collaborate effectively at all organizational levels.
• Excellent written, verbal, and interpersonal communication skills.
• Demonstrated analytical and problem-solving capabilities, with strong attention to detail and accuracy.
• Ability to interpret data, identify trends, and provide insights that support business decision-making.
• Strong consulting mindset with the ability to navigate ambiguity, prioritize competing demands, and deliver results.
• Proven ability to manage multiple priorities while maintaining a high level of service and responsiveness.

Preferred Qualifications

• Bachelor's degree in Human Resources, Business Administration, Management, or a related field preferred.
• Experience supporting manufacturing, supply chain, or operations-based organizations preferred.

Why Join Mars?

• Work with diverse and talented Associates, all guided by The Five Principles.
• Join a purpose driven company, where we’re striving to build the world we want tomorrow, today.
• A strong focus on learning and development support from day one, including access to our in-house Mars University.
• An industry competitive salary and benefits package, including company bonus.