Senior Knowledge Graph Architect for Ontology & AI Semantics

Cognizant Technology Solutions Corporation; Madison (WI); À distance; USD 130 000 - 160 000; Plein temps

Avantages offerts par ce poste

Medical/Dental/Vision/Life Insurance

Paid holidays plus PTO

401(k) plan and contributions

Long-term/Short-term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Résumé du poste

Cognizant Technology Solutions Corporation is seeking a Senior Knowledge Graph & Ontology Architect to design and govern enterprise semantic architectures enabling trusted, scalable AI-ready knowledge systems. You will collaborate with data architects, engineers, AI specialists, and stakeholders to establish semantic foundations powering enterprise knowledge graphs, search, analytics, and AI solutions.

This role emphasizes OWL/RDF ontology development, SHACL validation, and governance of

Qualifications

• 8+ years of experience in data architecture and knowledge graph design, with ontology leadership.
• Hands-on OWL/RDF ontology development and SHACL constraint authoring.
• Experience with graph platforms such as Neo4j, Neptune, TigerGraph or GraphDB.
• Strong Python and SQL skills; familiarity with GCP BigQuery, Dataplex and Vector Search.
• Proven ability to collaborate with both technical and business stakeholders.

Responsabilités

• Design and govern enterprise ontologies, semantic models, and knowledge graph architectures.
• Lead business domain models and governed vocabularies across key entities.
• Define and maintain enterprise glossaries, KPI registries, governance processes.
• Architect graph-based platforms using multiple technologies and ensure security controls.
• Partner with engineering, AI and platform teams to uphold governance and data lineage.

Connaissances

Knowledge graph

Ontology engineering

Semantic modeling

Python

SQL

Stakeholder collaboration

Formation

MS in Computer Science / Data Science / related field

PhD a plus

Outils

Neo4j

Amazon Neptune

TigerGraph

GraphDB

Stardog

Jena

Description du poste

Cognizant Technology Solutions Corporation is seeking a Senior Knowledge Graph & Ontology Architect to design and govern enterprise semantic architectures enabling trusted, scalable AI-ready knowledge systems. You will collaborate with data architects, engineers, AI specialists, and stakeholders to establish semantic foundations powering enterprise knowledge graphs, search, analytics, and AI solutions.

This role emphasizes OWL/RDF ontology development, SHACL validation, and governance of