Job Location – Brussels, BelgiumExperience (Years): 8+ yearsPay Rate – TBNStart Date - ASAP6 Months Contract – RenewableDomain: RetailRole OverviewWe are looking for a Senior Business Analyst for the DWHR Reports Rationalization project within a retail client in Belgium.The Business Analyst (BA) will play a central role in analyzing, validating, and rationalizing the existing reporting landscape across Operating Units (OUs). The BA will collaborate closely with business stakeholders, Data Analytics teams, and technical teams to ensure SAP BO reports are evaluated, streamlined, and aligned with the future EDWH (Enterprise Data Warehouse) and Power BI-based reporting.This role requires:Strong analytical capabilityStrong stakeholder engagement skillsDeep understanding of business processes, metadata, and reporting ecosystemsKey Responsibilities:Report Inventory, Understanding & EnrichmentCollect, review, and validate metadata for existing SAP BO iRAP local reportsPerform enrichment of initial report batches as outlined in the DWHR Report Rationalization Playbook (to be shared later)Map report owners, usage patterns, data sources, universes, SQL scripts, KPIs, and consumersReport Rationalization AnalysisApply the Rationalization Framework: Retire, Replace, Refactor, RebuildConduct relevance analysis based on:Active users, business process alignment, usage patterns and technical dependenciesUse similarity matrices, lineage, and clustering logic to group reports logicallyFacilitate working sessions with business teams to finalize rationalization decisionsBusiness Workshops & Stakeholder EngagementLead business workshops to review enriched group/batch inventoriesAlign with OU business leads, coordinators, and functional stakeholdersUnderstand requirements and validate recommendationsDocument business expectations and playback validated outcomesRequirements Gathering & WireframingGather functional requirements for target Power BI reports and KPIsCollaborate with stakeholders to create wireframes for new or consolidated reportsEnsure alignment with semantic models, business process flows, and future-state data architectureLineage, Metadata & Data Modeling SupportWork with technical teams to compile end-to-end lineage from source systems → DWH views → reportsValidate mappings for facts, dimensions, metrics, and calculationsEnsure metadata accuracy for Collibra updates (report catalog, SQL view catalog)Support Estimation & Planning ActivitiesContribute inputs to rationalization and realization estimation models (effort/complexity classification: S/M/L/XL)Validate complexity drivers such as:Pages/tabsKPIsTransformationsVisual typesModeling requirementsCross-Functional CollaborationMigration Accelerator teams (metadata extraction, automation output validation)Data modeling teams (fact/dimension design alignment)Power BI developers (visual mapping, DAX needs)