Job summary
Envision Employment Solutions is recruiting an Ontology, Knowledge Graph & Semantic Layer Lead in Riyadh for an IT services partner. The role leads design and delivery of an enterprise ontology, knowledge graph and semantic layer programme, setting strategy, governance and initial implementation to enable data and AI initiatives.
Key responsibilities
- Define target-state architecture and strategy for enterprise ontology, knowledge graph and semantic layer
- Design semantic models, taxonomies and ontologies aligned to business and data domains
- Build roadmap, governance framework, standards and operating model
- Lead initial implementation phases and guide foundational capability builds
- Identify and prioritise business use cases and quick wins
- Align programme with Data Governance, Metadata Management, MDM, Data Products and AI initiatives
- Advise on tooling, platform selection and architecture decisions
- Develop internal capability via knowledge transfer and mentoring
Requirements
- 10+ years in Data Architecture, semantic technologies and knowledge management
- Proven track record leading enterprise-scale ontology and knowledge graph programmes
- Strong skills in ontology engineering, taxonomy development and semantic modelling
- Experience defining target-state enterprise semantic architectures
- Solid understanding of Data Governance, Metadata Management and Enterprise Architecture
- Experience applying ontologies/knowledge graphs to AI, GenAI, RAG and enterprise search
- Hands-on with RDF, OWL, RDFS, SKOS, SPARQL, SHACL or property/labelled graph models
- Experience with knowledge graph platforms (e.g., Stardog, GraphDB, Neo4j, Neptune, Microsoft Fabric, Databricks)
Skills
Ontology engineeringKnowledge graphsSemantic modellingTaxonomy developmentRDFOWLSPARQLGraph databasesData governanceStakeholder management
Source: Workable. Last checked as open: 14 Nov 2026. You apply directly with the employer.
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