Payroll and HR Administration Specialist

Posting Description :

Payroll and HR Administration Specialist

Do you have a passion for HR and payroll administration, and want to make a real difference? Want to work in a dynamic, inclusive environment where your expertise is valued? Join us in Warsaw—this is an on-site role offering flexibility and a supportive culture that empowers you to thrive

Aon is in the business of better decisions

At Aon, we shape decisions for the better to protect and enrich the lives of people around the world.

As an organization, we are united through trust as one inclusive team, and we are passionate about helping our colleagues and clients succeed.

What the day will look like

• Administer HR processes including onboarding, offboarding, payroll documentation
• Collect and process documentation submitted by employees to HR Boxes, ensuring timely delivery to the payroll vendor.
• Support onboarding activities on-site, including employment contract signing and start documentation.
• Provide advisory on Polish labor law to employees, managers, and People Team members.
• Monitor and flag process gaps and risks, ensuring compliance and service quality.
• Maintain accurate employee records and support reporting to statutory bodies (e.g. Social Security office).
• Collaborate with remote team members and proactively share HR knowledge.

Skills and experience that will lead to success

How we support our colleagues

In addition to our comprehensive benefits package, we encourage an inclusive workforce. Plus, our agile environment allows you to manage your wellbeing and work / life balance, ensuring you can be your best self at Aon. Furthermore, all colleagues enjoy two "Global Wellbeing Days" each year, encouraging you to take time to focus on yourself. We offer a variety of working style solutions for our colleagues as well.

Our continuous learning culture inspires and equips you to learn, share and grow, helping you achieve your fullest potential. As a result, at Aon, you are more connected, more relevant, and more valued.

Aon values an innovative and inclusive workplace where all colleagues feel empowered to be their authentic selves. Aon is proud to be an equal opportunity workplace.

Aon provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, creed, sex, sexual orientation, gender identity, national origin, age, disability, veteran, marital, domestic partner status, or other legally protected status.

We welcome applications from all and provide individuals with disabilities with reasonable adjustments to participate in the job application, interview process and to perform essential job functions once onboard. If you would like to learn more about the reasonable accommodations we provide, email

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