Director of Ontology & Knowledge Products
Harnham
USA · Posted September 16, 2026
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Director of Ontology & Knowledge Products
Remote (US) | $265,000 – $300,000 Base Salary + 20% Bonus + Comprehensive Benefits This is a rare opportunity to build an enterprise ontology and knowledge capability from the ground up at a large, highly regulated organisation investing heavily in AI and digital transformation. You’ll play a pivotal role in shaping the semantic foundations that enable AI, analytics, automation, and knowledge-driven products across the business.
The Company
Our client is a large-scale organisation operating in a highly regulated industry with a strong commitment to innovation, data excellence, and AI adoption. They are investing significantly in building modern data and knowledge capabilities to support the next generation of intelligent products and decision-making. As part of this strategy, they are establishing a brand-new Ontology & Knowledge Products function. This role offers the opportunity to define the vision, operating model, and roadmap for an enterprise-wide semantic capability with executive sponsorship and long-term investment.
The Role
As Director of Ontology & Knowledge Products, you will lead the design, governance, and evolution of the organisation’s enterprise ontology and semantic product strategy. You will work across business, technology, governance, and AI teams to ensure data is structured, governed, and understood in a way that supports trusted AI and enterprise decision-making. Key responsibilities include:
Define and own the enterprise ontology strategy, roadmap, and portfolio of knowledge products
Design semantic models, ontologies, taxonomies, entity relationships, and business definitions across multiple domains
Establish standards and governance processes for ontology development, lifecycle management, and reuse
Build and lead a new team focused on ontology, semantic modelling, and knowledge products
Partner with AI, data product, architecture, engineering, governance, and business stakeholders to support AI-ready data foundations
Drive semantic alignment across domains and resolve competing definitions, business rules, and data interpretations
Support the development of knowledge graphs, semantic retrieval capabilities, and AI-enabled products
Communicate ontology strategy, priorities, risks, and outcomes to senior leadership and cross-functional stakeholders
Ensure semantic capabilities become reusable enterprise assets that support future AI, analytics, and operational initiatives
Your Skills & Experience
You will bring strong commercial experience in ontology, semantic technologies, enterprise information architecture, or knowledge management, alongside a proven ability to build and influence at enterprise scale. Key requirements include:
Deep expertise in ontology design, semantic modelling, taxonomy development, metadata management, and knowledge architecture
Experience building or scaling enterprise ontology, semantic layer, knowledge graph, or knowledge product capabilities
Strong understanding of AI-enabled data foundations, retrieval-augmented systems, knowledge graphs, and semantic technologies
Experience developing frameworks that support analytics, automation, digital products, or AI use cases
Ability to translate business and technical requirements into scalable ontology and semantic solutions
Experience partnering with architecture, engineering, product, governance, and business stakeholders
Strong leadership skills with experience building teams, operating models, and enterprise capabilities
Familiarity with graph databases, semantic layers, metadata platforms, data catalogues, or related technologies
Experience within healthcare, life sciences, financial services, or another regulated environment is highly desirable
Excellent communication skills with the ability to explain complex concepts to both technical and non-technical audiences
What They Offer
Base salary of $265,000 to $300,000
Annual bonus opportunity of 20%
Comprehensive healthcare and retirement benefits
Fully remote working with limited travel requirements
Opportunity to build and lead a brand-new function
High visibility role with executive sponsorship
Significant career progression and long-term strategic impact
The chance to shape AI, knowledge, and data strategy at enterprise scale
How to Apply
If you’re passionate about ontology, semantic technologies, knowledge products, and building AI-ready data foundations, we’d love to hear from you. Apply today to discuss this opportunity in confidence.
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