Office Manager / Executive Assistant – Right Hand to Director General (1 day/week)

About the role

Join a leading European trade association as the trusted right hand to the Director General. Working one day per week in a hybrid setting, you will ensure smooth daily office operations while providing high‑level administrative support in an international, sustainability‑focused environment.

Key responsibilities

• Manage and prioritize the Director General’s mailbox and screen incoming calls.
• Coordinate business travel, including flights, accommodation and itineraries.
• Support HR administration and liaise with the external payroll provider.
• Process, scan and follow up on invoices.
• Oversee memberships, subscriptions and renewals.
• Book meeting rooms and handle day‑to‑day office management tasks.
• Handle incoming and outgoing mail and correspondence.
• Maintain relationships with suppliers and coordinate office‑related services.
• Provide proactive administrative support as the Director General’s trusted assistant.

Required profile

• Previous experience as an Office Manager, Executive Assistant or Management Assistant.
• Highly organised, accurate and able to manage multiple priorities.
• Discreet, trustworthy and comfortable handling confidential information.
• Proactive mindset with a strong sense of ownership.
• Service‑oriented, approachable and reliable.
• Fluent English; Dutch preferred, French a plus, German an additional asset.

Required skills

What we offer

• Flexible, highly autonomous role with a high level of trust.
• Hybrid working: one day per week in the office, with occasional additional days.
• Opportunity to work closely with senior leadership in an international setting.
• Collaborative culture that values initiative, ownership and professionalism.