Knowledge Graph Engineer

Role: Ontology / Knowledge Graph EngineerLocation: Berkeley Heights, NJ (5 Days Onsite)We are seeking an experienced Ontology/Knowledge Graph Engineer with strong expertise in ontology engineering, semantic technologies, and knowledge graph development. The ideal candidate will design, develop, and maintain ontologies and knowledge graph solutions using RDF/OWL standards and graph database technologies.Required Skills:Ontology Engineering & Knowledge ModelingOWL, RDF, SPARQL, SHACL, JSON-LDOntological Inference & Consistency CheckingKnowledge Graph Design and Semantic ModelingEntity Resolution & Graph AnalyticsProperty Graphs and RDF GraphsTools & Technologies:Protégé, TopBraid Composer, OntoStudioNeo4j, Stardog, GraphDBApache Jena, Fuseki, Blazegraph, VirtuosoResponsibilities:Design and develop enterprise ontologies and knowledge graphsBuild semantic data models and ontology-driven KG architecturesImplement reasoning, inference, and consistency validationDevelop SPARQL queries and semantic integrationsPerform entity resolution and graph analytics