Hybrid Ontology Leader for Semantic AI and Knowledge Graph

GEP; Clark (NJ); Hybrid; USD 190,000 - 220,000; Full time

Benefits offered by this job

Medical, dental, vision

401(k) with 3% match

Paid time off

Professional development

Job summary

GEP in Clark, NJ is seeking a Senior Ontology Leader to own the ontology end-to-end, lead the team of ontologists and align with Consulting, Product, Engineering and AI to drive shared foundations and adoption.

You will model hard parts, solve AI and knowledge use cases, and shape technical solutions while building governance for scalable enterprise ontologies. Hybrid role; 3 days on-site in Clark, NJ.

Qualifications

• 15+ years in knowledge engineering, semantic tech or information architecture.
• 8+ years building production ontologies or knowledge graphs.
• 5+ years leading teams and driving cross-functional collaboration.
• Degree in CS, information science or related field.

Responsibilities

• Own the ontology vision, roadmap and modeling for procurement ontology.
• Lead ontologists; review design decisions and guidelines.
• Partner with Consulting, Product and Engineering to drive adoption.
• Guide AI integration, SPARQL/Cypher surfaces and SHACL validation.

Skills

Knowledge engineering

Semantic technology

Information architecture

Team leadership

Python

Graph databases

Education

CS/Info Science degree

Tools

Protégé

TopBraid

PoolParty

Job description

GEP in Clark, NJ is seeking a Senior Ontology Leader to own the ontology end-to-end, lead the team of ontologists and align with Consulting, Product, Engineering and AI to drive shared foundations and adoption.

You will model hard parts, solve AI and knowledge use cases, and shape technical solutions while building governance for scalable enterprise ontologies. Hybrid role; 3 days on-site in Clark, NJ.