Remote Senior Knowledge Graph Architect & Ontology Lead

Cognizant; Olympia (WA); Remote; USD 130,000 - 160,000; Full time

Benefits offered by this job

Stock purchase plan

401(k) plan

Job summary

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

Responsibilities include designing ontologies and semantic models, guiding governance, and architecting graph platforms (Neo4j, Neptune,

Qualifications

• 8+ years in data/knowledge graph architecture and ontology engineering.
• Hands-on OWL/RDF ontology development and SHACL constraint authoring.
• Experience building graph-based knowledge systems with Neo4j, Neptune, or TigerGraph.
• Proficient in Python and SQL; familiarity with GCP BigQuery/Dataplex.
• ],
• job_responsibilities_description ["Design and govern enterprise ontologies, semantic models, and knowledge graph architectures, including OWL/RDF ontologies, classes, properties, taxonomy structures, and SHACL validation frameworks.","Lead the development of business domain models and governed vocabularies across key entities, ensuring consistency and alignment with business objectives.","Define and maintain enterprise business glossaries, KPI registries, semantic standards, and governance processes.","Architect graph-based knowledge platforms using technologies such as Neo4j, Neptune, TigerGraph, GraphDB, Dataplex, BigQuery, and Vector Search.","Partner with engineering, AI, and platform teams to establish governance controls, security standards, lineage frameworks, and AI architecture guardrails."],
• CoT_job_summary_short
• {
• COMPANY NAME: Cognizant Technology Solutions Corporation
• KEY POINTS: Ontology design, governance, and graph architectures, cloud platforms, enterprise standards

Responsibilities

• Design and govern enterprise ontologies, semantic models, and knowledge graph architectures, including OWL/RDF ontologies, classes, properties, taxonomy structures, and SHACL validation frameworks.
• Lead the development of business domain models and governed vocabularies across key entities, ensuring consistency, traceability, and alignment with business objectives.
• Define and maintain enterprise business glossaries, KPI registries, semantic standards, and governance processes, including ownership models and change management workflows.
• Architect graph-based knowledge platforms using technologies such as Neo4j, Amazon Neptune, TigerGraph, GraphDB, Dataplex, BigQuery, and Vector Search.
• Partner with engineering, AI, and platform teams to establish governance controls, security standards, lineage frameworks, and AI architecture guardrails that ensure trustworthy and scalable solutions.

Skills

Data architecture

Ontology design

Python

SQL

Data governance

Education

Cloud certifications

Tools

Neo4j

Amazon Neptune

TigerGraph

GraphDB

Stardog

Apache Jena

BigQuery

Dataplex

Vector Search

Job description

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

Responsibilities include designing ontologies and semantic models, guiding governance, and architecting graph platforms (Neo4j, Neptune,