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Global Mobility Tax Supervisor

5 day weekFlexible HoursHybrid · Jumet or Brussels

The 4-day week in Belgium

About the role

As a Global Mobility Tax Supervisor, you are responsible for the management and follow-up of complex tax files related to international mobility. You advise our clients on all aspects of tax matters for expatriates and international assignments, while supervising junior staff and ensuring the quality of deliverables.

Your main responsibilities:

  • Independently manage tax files for individuals (residents and non-residents), including applying tax regimes specific to foreign executives.

  • Assist clients during tax audits, claims and regularisation procedures.

  • Analyse and advise on aspects related to social security, labour law and immigration.

  • Supervise and manage junior staff, coordinate and monitor assignments to ensure quality and compliance with deadlines.

  • Provide strategic advice on international mobility, anticipating regulatory changes and tax impacts for clients.

Your profile:

  • Master's degree in law, with a specialisation in taxation.

  • Minimum 4 years of relevant experience in a consulting or accounting firm.

  • Proficiency in French and English, both spoken and written. Knowledge of Dutch is an asset.

  • Ability to manage several complex files simultaneously and to supervise staff.

  • Rigour, sense of responsibility and autonomy.

  • Willingness to travel to clients or to our offices.

What we offer:

At Grant Thornton, you will work within a dynamic team and a pleasant working environment, certified Great Place to Work. We offer:

  • An attractive salary package, including additional days of leave, phone subscription, insurance, company car, a flexible cafeteria plan to personalise your benefits according to your needs, ...

  • Flexible working hours and the possibility of teleworking.

  • Sustained professional development, with at least 40 hours of training per year to update your knowledge and skills.

  • A daily learning experience thanks to the diversity of clients, sectors and topics handled.

  • A multidisciplinary working environment that fosters enriching collaboration.

  • Support for obtaining additional certifications or diplomas throughout your career.

  • Access to an international network of more than 80,000 experts in 156 countries, offering many career opportunities.

About Grant Thornton Belgium

Belgian member firm of the Grant Thornton network: audit, accountancy, tax and legal and advisory from seven offices, with over 270 experts.

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