Lakehouse Data Modeler & Knowledge Graph Architect

Venquis; Abu Dhabi; On-site; AED 180,000 - 260,000; Full time

Job summary

Venquis is seeking a Data Modeler in Abu Dhabi to design scalable data models and semantic layers for a Lakehouse architecture. You will build knowledge graphs, define ontologies, and enable advanced data discovery and interoperability across the enterprise.

Key responsibilities include modeling across Bronze–Silver–Gold layers, developing a semantic layer, and integrating with OpenMetadata and Glue/Iceberg ecosystems. Strong collaboration with data architects and engineers is required.

Qualifications

• Experience in data modeling for Lakehouse or data warehouse environments.
• Proficiency in semantic layer design, ontologies, and knowledge graphs.
• Familiarity with AWS Glue, Apache Iceberg, and Medallion architecture.
• Understanding of metadata management and lineage tools (OpenMetadata preferred).

Responsibilities

• Design conceptual, logical, and physical data models for Lakehouse architecture (Bronze, Silver, Gold).
• Implement dimensional modeling for analytical layers.
• Apply SCD2 and historical tracking techniques.
• Define and enforce naming conventions, metadata standards, and maintain model documentation.
• Design and implement a semantic layer to enable business-friendly data access.
• Develop and maintain ontologies and taxonomies to standardize business concepts.
• Build and maintain knowledge graphs to represent relationships between entities.
• Collaborate with Data Architects, Data Engineers, and QA for governance and alignment.
• Ensure models support schema evolution, partitioning, and performance.

Skills

Data modeling

Semantic layer design

Knowledge graph development

AWS Glue

Apache Iceberg

Medallion architecture

Metadata management

Analytical thinking

Communication

Agile / Jira

Tools

ERwin

PowerDesigner

Zaimler

AtScale

Neo4j

Job description

Venquis is seeking a Data Modeler in Abu Dhabi to design scalable data models and semantic layers for a Lakehouse architecture. You will build knowledge graphs, define ontologies, and enable advanced data discovery and interoperability across the enterprise.

Key responsibilities include modeling across Bronze–Silver–Gold layers, developing a semantic layer, and integrating with OpenMetadata and Glue/Iceberg ecosystems. Strong collaboration with data architects and engineers is required.