Senior Semantic Data Scientist: Knowledge Graph & Ontology

Altia; Ispra; On-site; EUR 70,000 - 100,000; Full time

Benefits offered by this job

High-impact project

Collaborative work environment

Career Plan

Training Plan

Flexible Remuneration

Job summary

Altia is seeking a Senior Data Scientist / Semantic Data Engineer to design and implement data solutions based on semantic technologies. You will handle semantic data, ontologies, and knowledge graphs within an international project for European institutions.

Responsibilities include designing data models, building ETL/ELT pipelines from relational, XML, JSON, CSV, and API sources into RDF-based environments, and collaborating with both technical and non-technical stakeholders.

Responsibilities

• Semantic Data & Ontologies: Design and align data models and ontologies, develop controlled vocabularies, and manage their lifecycle to ensure consistency and interoperability.
• Knowledge Graphs: Design and maintain knowledge graphs, develop and optimise SPARQL queries, and validate semantic data models using SHACL.
• Data Ingestion & Transformation: Develop ETL/ELT pipelines to ingest, transform, and publish data from relational databases, XML, JSON, CSV, and APIs into RDF-based environments.
• Linked Data Engineering: Implement Linked Data solutions and semantic transformations using established RDF standards and mapping technologies.
• Functional & Technical Collaboration: Translate business requirements into technical specifications and communicate complex semantic data concepts and results effectively to both technical and non-technical stakeholders.

Job description

Altia is seeking a Senior Data Scientist / Semantic Data Engineer to design and implement data solutions based on semantic technologies. You will handle semantic data, ontologies, and knowledge graphs within an international project for European institutions.

Responsibilities include designing data models, building ETL/ELT pipelines from relational, XML, JSON, CSV, and API sources into RDF-based environments, and collaborating with both technical and non-technical stakeholders.