Administration Officer

About Oxygen

The dynamic team at Oxygen is 100% focused on insurance. We make an impact by approaching the sector’s challenges from multiple angles. We take on project roles, support daily operations, provide complete solutions, and address complex challenges by offering end-to-end automation.

At Oxygen, it’s all about people. We believe that passionate, ambitious individuals make the difference. Transforming insurance. Together.

What will you do?

As an Administration Officer, you will support us in two key areas: invoicing and fleet management.

Invoicing & Reporting

• You ensure accurate and timely invoicing for our clients, in close collaboration with the business managers of our service lines.
• You proactively monitor contractual agreements and maintain customer and invoicing data with precision.
• You facilitate efficient and transparent reporting.

Fleet Management & Operational Support

• You manage our fleet from A to Z: contract follow-up, maintenance scheduling, tire changes, insurance, inspections, fuel/charging cards, and charging stations.
• You coordinate vehicle transfers when employees join or leave and ensure compliance with the car policy.
• You prepare reports on vehicle usage, costs, and fleet management efficiency.

Who are you?

• You have at least a bachelor’s degree in a relevant field (e.g., administration, finance, business management) or equivalent experience.
• Experience in fleet management is a strong advantage.
• You love organizing things—and you do it well.
• You are problem-solving, open, and communicative. As the first point of contact for fleet management, you keep all stakeholders informed.
• Accurate, structured, and discreet.
• You are mature and stay the course.
• You speak and write fluently in two languages (NL-FR).

What can you expect?

• Contribute to building a company with a clear ambition.
• Not a large, rigid organization, but a dynamic and flat environment with room for feedback and initiative.
• A versatile role with broad responsibilities.
• Performance-based compensation: competitive salary, hospitalization insurance, pension plan, meal vouchers, …
• Part-time employment at 60% or 70%.