Senior Ontology & Knowledge Graph Architect

Infinityquest It Services; United States; Remote; USD 180,000 - 240,000; Full time

Job summary

Infosys Consulting is seeking a Senior Ontology Consultant to design, govern, and drive adoption of an Enterprise Semantic Layer (ESL) including ontologies, taxonomies, and knowledge graphs. You will work across markets and domains, translating conflicting business definitions into harmonized semantic assets and making data AI-ready.

This senior, hands-on role requires modeling, prototyping, facilitating, and contributing thought leadership to client engagements in the Enterprise AI Practice.

Qualifications

• 10+ years in data management, semantics or knowledge engineering
• 5+ years in ontology or knowledge graph design
• Strong knowledge of semantic web standards (RDF, OWL, SKOS, SHACL, SPARQL)
• Hands-on with ontology tools and graph platforms
• Excellent facilitation and communication skills

Responsibilities

• Design and build enterprise ontologies and taxonomies using standards such as OWL, RDF/RDFS, SKOS, SHACL
• Define governance frameworks and operating models for ESL assets
• Develop adoption guidance and onboarding playbooks for domains

Skills

Semantic modeling

Governance design

Stakeholder communication

Workshop facilitation

Strategic thinking

Education

Bachelor's degree in Computer Science/Information Science

Master's degree preferred

Tools

Protégé

TopBraid

PoolParty

Graph databases (Neo4j)

Job description

Infosys Consulting is seeking a Senior Ontology Consultant to design, govern, and drive adoption of an Enterprise Semantic Layer (ESL) including ontologies, taxonomies, and knowledge graphs. You will work across markets and domains, translating conflicting business definitions into harmonized semantic assets and making data AI-ready.

This senior, hands-on role requires modeling, prototyping, facilitating, and contributing thought leadership to client engagements in the Enterprise AI Practice.