Executive Assistant / Office Manager

Are you an experienced administrative professional looking for a meaningful and high-impact role in a dynamic, European-level organisation? A Brussels-based institution is seeking an Executive Assistant / Office Manager to support their Operations team during a 12-month interim assignment.

You will play a key role in ensuring operational continuity, administrative efficiency, and smooth coordination across internal and external stakeholders.

• Organise meetings, manage agendas, and ensure effective follow-up
• Prepare and format documents, reports, and presentations
• Maintain internal filing systems and update operational procedures
• Coordinate logistics for internal and external meetings and committee sessions
• Support internal communication and website content updates
• Manage the Unit Manager’s inbox and calendar
• Assist with invoice tracking and administrative follow-up
• Help coordinate internal events and contribute to company-wide initiatives
• Provide backup support to other assistants as needed

• Minimum 3 years’ experience in administrative or executive assistant roles
• Strong organisational and coordination skills
• Experience with external stakeholder management is an asset
• Excellent command of English (spoken and written)
• Proficiency in Microsoft Office tools (Word, Excel, Outlook, PowerPoint)
• Comfortable working on multiple projects simultaneously
• Proactive, flexible, and solutions-oriented mindset
• Team player with strong interpersonal and communication skills

• A unique opportunity to support the operations of a European-level organisation
• Full-time interim contract (12 months) with tangible impact
• A collaborative, international environment driven by purpose
• Central Brussels location with flexibility in working hours
• Exposure to high-level governance and operational frameworks
• A complete salary package with Benefits

Apply now and help bring structure, clarity, and coordination to a key organisational function.

Robert Walters is the trading name of Robert Walters People Solutions NV. All legal requirements can be found here.