Role- Semantic Data Modeller

Experience- 5-10 years”

Location- Pune, Hyderabad, Bangalore

Required Skills & Experience

Must Have

- 5-10 years of data modelling or related experience, including meaningful hands-on work in semantic modelling, ontology engineering, or knowledge representation.
- Practical BFSI experience in at least one area such as banking, lending, payments, risk, capital markets, insurance, or regulatory data.
- Strong understanding of conceptual, logical, and semantic data modelling, taxonomies, controlled vocabularies, ontologies, and knowledge graphs.
- Hands-on experience with RDF, RDFS and OWL, including IRIs, namespaces, classes, properties, domains and ranges, restrictions, and ontology modularization; working knowledge of SKOS, SHACL and SPARQL.
- Hands-on experience authoring semantic models or ontologies using Protégé, WebProtégé, TopBraid, Stardog Studio, or a comparable tool.
- Ability to facilitate SME workshops, define competency questions, resolve terminology conflicts, and document modelling decisions clearly.
- Understanding of ontology governance, validation, versioning, traceability, Git-based lifecycle management, and cooperative review practices.
- Awareness of how semantic models and knowledge graphs can support semantic search,



natural-language querying, RAG, Graph RAG, explainability, or agent workflows.

Good to Have

- Exposure to source-to-semantic mapping approaches such as R2RML, RML, YARRRML, Ontop, or OBDA.
- Working knowledge of one or more knowledge-graph platforms such as Neo4j with Neosemantics, Stardog, GraphDB, Apache Jena, Amazon Neptune, or a comparable platform.
- Exposure to FIBO, MISMO, insurance ontologies, ISO standards, regulatory taxonomies, or enterprise business glossaries.
- Working knowledge of Python and semantic libraries such as RDFLib, OWLready2, pySHACL, or equivalent tooling.
- Exposure to Cypher, Gremlin, graph visualization, entity resolution, graph analytics, or graph database modelling.
- Understanding of metadata platforms, data catalogs, lineage, lakehouse architectures, vector databases, embeddings, and LLM orchestration frameworks.
- Experience delivering semantic assets for underwriting, mortgage, customer, product, risk, compliance, fraud, AML, or related BFSI use cases.

Education

- Bachelor's or Master's degree in Computer Science, Engineering, Information Systems, Data Science, Mathematics, or a related discipline.

📌 Semantic Data Modeller (Maharashtra)
🏢 Tata Consultancy Services
📍 Maharashtra