Senior Payroll and Personnel Administration Specialist

MMC is seeking candidates for the following position based in Warsaw. Are you ready to elevate your payroll expertise? At MMC, you’ll lead complex payroll and HR programs, collaborate with global teams, and drive innovation!

What’s in it for you?

Join a dynamic HR Services team focused on the Polish market, where your skills contribute to a high performing, engaged culture. Thrive in a multinational environment that encourages continuous learning, development, and fresh ideas.

Your key responsibilities:

• Ensure flawless payroll processing and data accuracy
• Manage social security declarations and tax reporting
• Partner with payroll vendors and internal teams
• Support onboarding, training, and process improvements
• Provide expert guidance on labor law and social security

What you bring:

• 4+ years managing Polish payroll independently
• Deep knowledge of Polish payroll, labor law, social security, and Płatnik
• Strong Excel skills and a university degree
• Experience working in a large corporation and fast-paced environment
• Fluent in Polish and English
• Analytical mindset with great attention to detail
• Proactive, client-focused attitude

What makes you stand out:

• Experience with SAP, Workday, or SSC/BPO environments
• Skilled in vendor collaboration and communication

Ready to grow your career with MMC? Send your CV in English today!

R_325942

Marsh, a business of Marsh McLennan (NYSE: MMC), is the world’s top insurance broker and risk advisor. Marsh McLennan is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit marsh.com, or follow on LinkedIn and X.

Marsh McLennan is committed to creating a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.

Marsh McLennan is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh McLennan colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.