Administrative Assistant
A well-established international company active in the chemical and industrial sector is currently looking for a part-time Administrative Assistant to support its finance and administrative team. This is an excellent opportunity for a detail-oriented and reliable professional looking to join a stable and human-sized environment with international exposure.
Your Responsibilities as Administrative Assistant
As an Administrative Assistant, you will play a key role in the administrative and billing follow-up processes:
- Managing and following up on invoices and payments
- Monitoring billing processes and ensuring accurate administrative follow-up
- Contacting suppliers and clients regarding outstanding invoices or missing information
- Supporting the finance team with administrative tasks
- Updating internal databases and documentation
- Handling emails and administrative correspondence in multiple languages
- Ensuring accurate data entry and proper document organization
Your Profile as a Administrative Assistant
- Trilingual Dutch / French / English (written & spoken)
- Previous experience in administration, billing, invoicing, or finance support
- Strong attention to detail and accuracy
- Organized, reliable and proactive mindset
- Good communication skills and professional attitude
- Comfortable working with Microsoft Office and administrative systems
What’s in It for You?
- Part-time opportunity within an international company
- Stable and supportive work environment
- Offices ideally located near Brussels Central Station
- Immediate start opportunity
- Varied administrative role with autonomy and responsibility
Robert Walters is the trading name of Robert Walters People Solutions NV. All legal requirements can be found here.
About the job
Contract Type: Permanent
Specialism: Business Support
Focus: Administration
Industry: Oil and Gas
Salary: €3,500 - €4,000 per month
Workplace Type: On-site
Experience Level: Associate
Language: Dutch - Professional working
Second Language: French - Professional working
Third Language: English - Professional working
Location: Brussels
FULL_TIMEJob Reference: R7SNXL-AD59088F
Date posted: 20 May 2026
Consultant: Julie Happé
brussels business-support/administration 2026-05-20 2026-07-19 oil-and-gas Brussels Brussels BE EUR 3500 4000 4000 MONTH Robert Walters https://www.robertwalters.be https://www.robertwalters.be/content/dam/robert-walters/global/images/logos/web-logos/square-logo.png true