Senior Biologics Ontologist & Semantic Architect

Johnson & Johnson; Raritan (NJ); On-site; USD 109,000 - 175,000; Full time

Job summary

Johnson & Johnson Innovative Medicine is seeking a Senior Ontologist for Biologics Discovery to design and govern semantic models enabling knowledge graphs, AI/ML, and data products across biologics workflows.

You will build ontology modules, align with enterprise governance, and partner with scientists, data scientists, and IT to translate biology into machine-readable semantic representations.

Qualifications

• Advanced degree in Biomedical Informatics, Computational Biology, Bioinformatics, Data Science, Computer Science, or a related field.
• 3+ years in ontology engineering, knowledge modeling, taxonomy design, semantic standards, or knowledge graph development.
• Hands-on experience with versioning, change management, validation, and release workflows for ontology assets.
• Proficiency with OWL, RDF(S), SKOS, SHACL, SPARQL, and ontology design patterns.

Responsibilities

• Model, code, test, and release validated, versioned ontology modules, controlled vocabularies, and mappings across biologics discovery domains.
• Publish ontology packages as API-ready semantic assets consumable by knowledge graphs, data products, and AI/ML workflows.
• Partner closely with biologists, assay scientists, automation teams, and other domain experts to elicit, refine, and translate complex scientific concepts into computable semantic models.
• Express scientific and operational concepts as OWL/RDF classes and properties, SKOS vocabularies, SHACL constraints, and reusable design patterns.

Skills

Strong communication

Cross-functional collaboration

Semantic modeling

Ontology design

Knowledge graphs

AI/ML data grounding

Education

Advanced degree in Biomedical Informatics/Computational Biology/Data Science/CS

3+ years ontology engineering/knowledge graph

Tools

OWL

RDF(S)

SKOS

SHACL

SPARQL

Protégé

Neo4j/GraphDB/Amazon Neptune/Stardog

Job description

Johnson & Johnson Innovative Medicine is seeking a Senior Ontologist for Biologics Discovery to design and govern semantic models enabling knowledge graphs, AI/ML, and data products across biologics workflows.

You will build ontology modules, align with enterprise governance, and partner with scientists, data scientists, and IT to translate biology into machine-readable semantic representations.