Senior Data Functional Analyst

We're looking for a Senior Functional Analyst to support our client in optimizing the flow, quality, and governance of data in a socially impactful environment. You'll be joining a multi-disciplinary agile team focused on building a robust and compliant data platform that serves the analytics needs of key national stakeholders in the healthcare and social security sector.

Key Responsibilities

• Act as the primary liaison between business stakeholders and technical teams to gather and translate data-related business requirements.
• Analyze and model operational and analytical data flows using conceptual and logical data models.
• Design and validate data architecture solutions in collaboration with data architects and BI technical leads.
• Define and maintain functional specifications, ensuring alignment with governance and compliance frameworks (e.g. GDPR).
• Lead user testing, documentation, training, and support throughout and after delivery of data products.
• Stay actively involved post-implementation to monitor product impact and identify improvements.

Your Profile

• Master’s degree in Computer Science or equivalent experience.
• At least 10 years of proven experience in data functional analysis.
• Strong expertise in data modeling and architecture within a data warehouse context, ideally using the Kimball methodology.
• Experience in designing data quality monitoring and data validation processes.
• Prior experience as a data engineer is an asset.
• Proficient in tools such as MS SQL Server, SSIS, SSAS, SAS, PowerBI, Azure, and Databricks.
• You are fluent in Dutch and French (B2+ minimum), with solid English skills.

What You Bring

• Excellent communication, documentation, and presentation skills.
• Strong analytical thinking and ability to simplify complexity into clear technical solutions.
• Can-do attitude with a high sense of ownership and autonomy.
• Collaborative mindset with the ability to build trust and navigate stakeholder relationships.
• Resilience under pressure and eagerness to learn and improve.

Practical Details

• Willingness to work from the Brussels office at least two times per week.
• Open to teleworking within Belgian borders.
• Languages required: Dutch, French, and English