Nexeo Belgium is a consultancy company that supports its clients in the banking, finance, insurance, public and mobility sectors throughout all stages of their transformation projects — from business consulting to the implementation of IT solutions. An international environment (offices in France, Belgium, Luxembourg, Switzerland & Canada)We are currently looking for a Senior Financial / Business Controller for one of our clients in the mobility sector.Within the Group Controlling function, you will play a key role in strengthening financial steering, reporting harmonization, and process optimization across multiple entities.Data Management & ValidationCollect and consolidate financial data from multiple systems and sources.Ensure data quality, consistency, and reliability across entities.Perform reconciliations and validate financial information prior to reporting.Reporting & Performance AnalysisDevelop and enhance financial reports in close collaboration with business stakeholders.Provide financial insights and recommendations to support management decisions.Contribute to cross-functional projects impacting financial performance and reporting structures.Anticipate and coordinate changes impacting financial processes and systems.Minimum 10 years of experience in finance (audit, consulting, or corporate finance), including at least 3 years in Controlling.Experience in the automotive sector is a plus.Experience in financial process optimization and reporting harmonization.SAP S/4HANABachelor's or Master's degree in Finance, Economics, Accounting, or similar.LanguagesFluent in French and Dutch (French is mandatory).Good command of English.If you are looking to join a strategic controlling environment where you can combine financial expertise, transformation, and business impact, this opportunity is made for you.