Ontology Product Owner: Enterprise Knowledge Graph & AI

Valiant Technologies LLC; Los Angeles (CA); On-site; USD 120,000 - 190,000; Full time

Job summary

Valiant Technologies LLC is seeking an experienced Product Owner - Ontology to lead the development and adoption of an enterprise semantic layer across mortgage origination, servicing, data, and AI platforms. You will translate complex business concepts into governed, reusable domain models for enterprise applications, analytics, knowledge graphs, and AI workflows.

The role involves collaborating with business stakeholders, data engineering teams, enterprise architects, risk and compliance

Qualifications

• Bachelor's degree in Computer Science, Information Systems, or related field, or equivalent practical experience.
• 8-10 years of overall relevant professional experience, with at least 5 years in product management, business analysis, or data product ownership.
• Experience delivering semantic modeling, ontology, domain-modeling, or knowledge-representation solutions.
• Strong understanding of ontology concepts.

Responsibilities

• Own the ontology product vision, roadmap, backlog, release planning, and adoption strategy.
• Define and maintain enterprise domain models, entity relationships, class hierarchies, taxonomies, controlled vocabularies, constraints, and semantic standards.
• Establish ontology governance practices, including stewardship, versioning, change control, impact assessment, data lineage, and quality metrics.
• Collaborate with business subject matter experts, data engineers, architects, and risk and compliance teams to map source systems and validate semantic models.
• Translate business requirements into epics, user stories, competency questions, acceptance criteria, and production validation tests.
• Enable governed semantic grounding for knowledge graphs, analytics platforms, large language models (LLMs), and AI agents.
• Ensure ontology models support appropriate data permissions, traceability, auditability, and enterprise governance.
• Manage complex, cross-functional initiatives involving multiple integrated business systems and departments.
• Identify opportunities to optimize business processes, improve operational efficiency, and streamline workflows through technology solutions.
• Drive stakeholder alignment and promote consistent ontology adoption across business and technology teams.

Skills

Semantic modeling

Ontology concepts

Product management

Business analysis

Education

Bachelor's degree in Computer Science, Information Systems, or related field

Job description

Valiant Technologies LLC is seeking an experienced Product Owner - Ontology to lead the development and adoption of an enterprise semantic layer across mortgage origination, servicing, data, and AI platforms. You will translate complex business concepts into governed, reusable domain models for enterprise applications, analytics, knowledge graphs, and AI workflows.

The role involves collaborating with business stakeholders, data engineering teams, enterprise architects, risk and compliance