Data Quality and MDM Expert

Sentior, Ltd.; Brussel Hoofdstad; Hybrid; EUR 117,000 - 146,000; Full time

Benefits offered by this job

Telewerken mogelijk

Job summary

Sentior, Ltd. zoekt een Data Quality & MDM Expert om de kwaliteit, samenhang en naleving van data te waarborgen. Je definieert en monitort data quality controles en beheert referentie- en stamdata door de hele organisatie.

Je vertaalt bedrijfsbehoeften naar technische dat oplossingen, werkt samen met Data Owners en Data Stewards en levert proactief kwaliteitsrapporten en governance-ondersteuning aan NIHDI en partners.

Qualifications

• Master degree in Computer Science or equivalent.
• Minimaal 7 jaar ervaring in grote data-teams.
• Minimaal 5 jaar ervaring in Data Quality of MDM.
• Ervaring met SQL en Databricks.
• Kennis van data governance en data stewardship.

Responsibilities

• Translate business data quality requirements into validation rules.
• Analyse data flows voor kwaliteit en bruikbaarheid.
• Documenteren en onderhouden data quality controls.
• Uitvoeren van data quality assessments en rapportage.
• Beheren van reference data en master data (MDM).
• Ondersteunen van data governance-initiatieven.

Skills

Data Quality

MDM

SQL

Databricks

Azure

Data Governance

Data Stewardship

Data Analysis

Monitoring

Education

Masterdegree in Computer Science

Tools

SQL

Databricks

Azure Databricks

SSIS

SSAS

Power BI

Job description

ICTZZP toegestaan# Data Quality and MDM ExpertSmals Bouwgrondstoffen B.V. Brussel 2 maandenGepubliceerd 1 uur geleden · Opportunity ID: 1061538Tarief indicatie €85–€106.25 /uUren 40 u/wStart 15 Nov 2026Duur 1 maandInteresse in deze opdracht?## De opdrachtContextThe NIHDI (RIZIV-INAMI) plays a key role in Belgium’s healthcare and social security system.The Data Office brings together data engineers, reporting experts, data functional analysts, architects, project managers, data quality specialists, and AI experts to transform Belgian healthcare data into valuable insights supporting policy, healthcare, and medical control decisions. The team works with modern technologies including Azure Cloud, Databricks, SQL Server, SSIS, SSAS, and Power BI.Large volumes of healthcare data are received from multiple organizations and must be validated, monitored, and prepared to ensure their quality before integration into NIHDI’s central data platforms. The role also includes maintaining and improving reference data used across NIHDI and its partners to ensure its accuracy, consistency, and availability.Roles & Responsibilities· Translate business data quality requirements into effective data validation rules and monitoring processes.· Analyse and understand data flows from both business and technical perspectives to ensure data quality and fitness for use.· Define, document, and maintain data quality controls, including technical (syntactic) and business (semantic) validation rules.· Execute data quality assessments with a validation engine, analyse results, produce quality reports, and coordinate remediation actions with Data Owners and Data Stewards.· Own, maintain, and monitor the quality, integrity, availability, and lifecycle of reference data assets used across NIHDI and its partner ecosystem.· Coordinate and support master data quality monitoring and improvement activities in collaboration with Business Owners and Data Stewards, ensuring data issues are identified, tracked, and remediated.· Assess new data flows and reference datasets, identify quality improvement opportunities, and contribute to their documentation and governance.· Configure, maintain, and continuously improve the data validation platform and reference data management solutions.· Collaborate with business and technical stakeholders to promote data quality best practices and support data governance initiatives.· Like to learn and open-mindedWhat we offer:An interesting job in the realization of SDO (ICT) and Data services that has an impact on society, withmany advantages : a good work-life balance flexible working hours within the 70-hour week (7.30 a.m. to 8p.m. with fixed slots between 9 a.m. and 12 p.m. and 1 p.m. and 4 p.m.), possibility of teleworking (3days/week), workspaces organized according to activities, easy accessibTechnical Skills· Master degree in Computer Science or equivalent through experience· Minimum 7 years of practical and professional experience in large data teams.· Minimum 5 years of practical and professional experience in a Data Quality or MDM role. · Hands-on experience with SQL and DataBricks.· Prior experience as data engineer or data functional analyst is a plus.Profile· Affinity with Data Quality and good knowledge of MDM (Master Data Management)· Ability to translate business needs into technical data solutions· Can-Do attitude with strong sense of ownership and autonomy· Strong problem-solving, pragmatic approach and delivery focus· Team player with an ability to work in a collaborative spirit within a transversal organization· Good communication skills (speaking, reading, writing).· Mastering both national languages professionally.Job description summaryThe Data Quality & MDM Expert ensures the quality, consistency, and compliance of data by defining, executing, and monitoring data quality controls. He/she also manage and maintain reference and master data (MDM) to ensure their reliability, availability, and integrity across the organization.KeywordsData Quality, MDM (Master Data Management), Reference Data, Data Validation, Data Governance, Data Stewardship, SQL & Databricks, Data Analysis, Data Quality MonitoringLevel of expertise· Data Quality Management: expert – 10 years· Master Data & Reference Data Management: Confirmed – 7 years· Data Analysis & Data Validation: expert – 10 years· Data Governance & Data Stewardship: Beginner – 3 years· Azure Databricks: Beginner – 3 years· SQL: Beginner – 3 years· Mother tongue: Dutch or French, with passive knowledge of the second national languageSkills- Data Governance & Data Stewardship — Junior- Data Analysis & Data Validation — Expert- Azure Databricks — Junior- Minimum 7 years of practical and professional experience in large data teams — Confirmed- Master Data & Reference Data Management — Confirmed- SQL — Junior- Minimum 5 years of practical and professional experience in a Data Quality or MDM role. — Confirmed- Data quality management — ExpertLanguages- English — Active knowledge- French — Active knowledge- Dutch — Active knowledge## SkillsMs OfficeAIMicrosoft AzureCloud computingSQLServerSSISSSASBusiness intelligenceICTMDMDatabricksExpertGovernancemonitoringNEDERLANDSJuniorMs SQL ServerNu beschikbaar bijStatus**Open**Aanbieders**1**Gepubliceerd**29-10-2026**Tarief**€85–€106.25**Sluit **06-11-2026**