Location: Pretoria Work Model: Onsite Contract Type: 12-Month Renewable Contract The Senior Data Modeller will be responsible for designing, developing, and maintaining enterprise-wide data models and data architecture frameworks that support business intelligence, analytics, reporting, and operational systems. The role requires deep expertise in enterprise data modelling, dimensional modelling, ETL architecture and modern big data technologies. ETL & Integration Architecture Design enterprise ETL frameworks and integration architectures. Develop data integration solutions using Informatica. Ensure reliable data movement between source and target systems. Implement data quality validation and reconciliation processes. Support real-time and batch integration strategies. Data Modelling & Architecture Design and maintain conceptual, logical, and physical data models. Develop enterprise-wide data standards, naming conventions, and governance structures. Create scalable and reusable data architecture patterns. Maintain metadata repositories and data dictionaries. Ensure data consistency, integrity, and normalization across systems. Use ERWIN Data Modeller for enterprise modelling activities. Design dimensional models for enterprise reporting and analytics. Build star schemas, snowflake schemas, and OLAP cubes. Support BI and analytical platforms using: Essbase SQL Server Analysis Services (SSAS) Optimize analytical data structures for performance and scalability. Collaborate with BI developers and analysts to support reporting requirements. Qualifications 8–10+ years in enterprise data modelling and architecture. Proven experience in large-scale enterprise environments. Strong experience in data warehouse design and implementation. Experience working with cross-functional technical teams. Application Email updated CV's to and please contact Casper Van Eck for more information. #J-18808-Ljbffr