Senior Knowledge Graph & Ontology Architect (Remote)

Cognizant; City of Albany (NY); Remote; USD 130,000 - 160,000; Full time

Job summary

Cognizant Technology Solutions Corporation is seeking a Senior Knowledge Graph & Ontology Architect to design and govern enterprise semantic architectures that enable trusted, scalable knowledge systems across data and AI initiatives.

You will collaborate with data architects, engineers, and client stakeholders to establish semantic foundations powering enterprise knowledge graphs, search, analytics, and AI-enabled solutions.

Qualifications

• 8+ years of experience in data/knowledge graph architecture and ontology engineering.
• Hands-on with OWL/RDF, semantic modeling, taxonomy management, and SHACL constraint authoring.
• Experience building graph-based knowledge systems using graph platforms like Neo4j, Neptune, TigerGraph, GraphDB, Stardog, Jena.

Responsibilities

• Design and govern enterprise ontologies, semantic models, and knowledge graph architectures.
• Lead business domain models and governed vocabularies aligned with business objectives.
• Define and maintain enterprise glossaries, KPI registries, and governance processes.
• Architect graph-based knowledge platforms using cloud and graph technologies.
• Partner with engineering, AI, and platform teams to enforce governance, security, and lineage.

Skills

Data architecture

Knowledge graph

Ontology engineering

Python

SQL

OWL/RDF

SHACL

Graph platforms

Tools

Neo4j

Amazon Neptune

TigerGraph

GraphDB

Stardog

Apache Jena

Spanner Graph

Job description

Cognizant Technology Solutions Corporation is seeking a Senior Knowledge Graph & Ontology Architect to design and govern enterprise semantic architectures that enable trusted, scalable knowledge systems across data and AI initiatives.

You will collaborate with data architects, engineers, and client stakeholders to establish semantic foundations powering enterprise knowledge graphs, search, analytics, and AI-enabled solutions.