Payroll Officer 2day/week

Note : this function is a 2 day/week position and is open to freelance if budget within 35-40€/h.

My client is a fast-growing, agile start-up of 20 people based in Brussels and Louvain La Neuve, looking for a hands-on HR & Admin profile to bring structure, reliability, and follow-through into their day-to-day operations.

The goal is simple: ensure everything runs smoothly and deadlines are consistently met.

Your role:

You act as a central operational backbone, ensuring that administrative and HR processes are properly managed and executed.

On a day-to-day basis, you will be responsible for the following:

• Payroll support
• Answer HR questions from your colleague
• Fleet, office assets, and insurance management
• Inbox, mail, and administrative follow-up

Your profile

• Highly organized and structured
• Proactive mindset, able to anticipate needs
• Comfortable with HR , administrative, and accounting tools
• Fluent in French and English or Dutch
• Able to work autonomously
• Interested in AI tools such as ChatGPT

Why join them?

• High ownership and direct impact on the company
• Broad and hands-on scope
• Key role in structuring operations of a growing start-up, already profitable
• Monday at the office, the other day is free to organize within the rest of the week
• A nice team were everybody knows each other