Ontology Architect and Knowledge Modeling Specialist - SME

The role

You will lead the architecture, design, and implementation of enterprise knowledge graphs and ontological models. This role involves transforming unstructured data into machine-readable intelligence to enable semantic search and AI capabilities.

What you will do

• Engineer domain-specific ontologies, taxonomies, and controlled vocabularies using semantic web standards.
• Design semantic schemas for cross-system interoperability, advanced inference, and metadata management.
• Collaborate with data scientists, software engineers, and AI architects to integrate semantic frameworks.
• Establish data governance, validation workflows, and data harmonization pipelines.
• Translate complex business domains into structured semantic models.

Required qualifications

• US Citizen with Active TS/SCI CIP
• Bachelor’s degree
• 10 years of experience in semantic architecture or a related field
• Proficiency in semantic web standards and tools such as OWL, RDF, and SHACL
• Experience with enterprise graph databases (e.g., GraphDB, Neo4j)
• Strong collaboration skills with cross-functional teams
• Expertise in designing and implementing semantic schemas and frameworks
• Familiarity with modern AI pipelines, including Retrieval-Augmented Generation and vector search structures

Benefits

• Certifications
• Industry training

Before you apply

• US Citizen with Active TS/SCI CIP
• Must have work authorization that does not now or in the future require sponsorship of a visa for employment authorization in the United States
• Candidates currently employed by a client of Accenture Federal Services or an affiliated Accenture business may not be eligible for consideration

About the company

Accenture Federal Services is a technology company within global Accenture that serves the US federal government. Its 13,000+ people work across defense, national security, public safety, civilian, and military health organizations.