MDM Business Analyst & Program Support Part-time (2-3 days/week).

Start Date: 01/04/2026

End Date: 31/12/2026, with an option for extension

Seniority: 5+ years of experience in Master Data Management, Data Governance, or Enterprise Data Integration roles

Commitment: Part-time (2-3 days per week)

Location: Brussels

Job Description:

We are seeking an experienced Master Data Management (MDM) & Data Governance contractor to support an ongoing MDM implementation program. The contractor will work closely with cross-functional teams across Digital Technology, Data Office, Enterprise Architecture. This role focuses on quality assurance, business analysis, documentation, and coordination activities to ensure successful execution of the Phase 1 program and preparation for Phase 2 use cases. The ideal candidate brings hands-on expertise with MDM platforms, data governance processes, and enterprise data integration patterns.

Key Responsibilities:

• Quality Assurance of MDM Implementation (Phase 1):
  • Review and validate deliverables from the system integrator.
  • Ensure alignment of design, configuration, data models, integrations, and documentation to standards.
  • Perform QA on functional and technical design documents, mapping specifications, data models, match/merge rules, and data quality rules.
• Business Analysis & Phase 2 Use-Case Preparation:
  • Collect, consolidate, and structure business and technical requirements from Phase 2 use-case owners.
  • Translate business needs into clear functional specifications for MDM, data governance, and integration teams.
  • Support backlog preparation and refinement for future implementation waves.
• Cross-Functional Coordination:
  • Coordinate internal teams including Integration, Analytics, Enterprise Architecture, Data Office, etc.
  • Drive alignment on dependencies, integration patterns, timelines, and documentation expectations.
• Onboarding Documentation:
  • Create and maintain onboarding documentation for the selected Phase 2 use cases.
  • Summarize architectural decisions, functional rules, historical issues, and cross-team responsibilities.

Required Skills & Experience:

• 5+ years of experience in Master Data Management, Data Governance, or Enterprise Data Integration.
• Hands-on experience with MDM platforms (Reltio preferred, but other Enterprise MDM solutions accepted).
• Understanding of data models, match & merge rules, data quality frameworks, metadata management (ideally in Collibra), API-based and batch integrations.
• Experience working with cross-functional stakeholders and external vendors.
• Ability to produce clear and structured documentation (flows, mappings, requirements).
• Strong analytical mindset with attention to detail and quality.
• Excellent communication and coordination skills.