Remote Director, Ontology & Knowledge Products

Harnham; United States; On-site; USD 265,000 - 300,000; Full time

Benefits offered by this job

Healthcare

401(k)

Comprehensive benefits

Job summary

Harnham is seeking a Director-level leader to own the enterprise ontology and semantic product portfolio, shaping the strategy, standards, and roadmaps for AI-enabled data and knowledge products. You will partner with governance, architecture, engineering, and business stakeholders to design and scale reusable semantic capabilities across the organization.

The role requires deep technical hands-on expertise in ontology design, semantic modeling, and knowledge graphs, with proven leadership in

Qualifications

• Proven experience leading ontology, semantic layer, knowledge graph, metadata, or enterprise information architecture work in a complex organization.
• Deep understanding of semantic modeling, entity/relationship design, taxonomy, metadata, data definitions, and knowledge graph enablement.
• Experience translating AI use cases into ontology and semantic product requirements.
• Experience building reusable enterprise data or knowledge capabilities rather than isolated solutions.
• Strong product ownership experience across roadmaps, prioritization, lifecycle management, and stakeholder alignment.
• Ability to remain deeply technical and hands-on while operating at a Director level.
• Experience working across complex, highly matrixed organizations.

Responsibilities

• Own ontology products from discovery and design through implementation, validation, adoption, monitoring, and refinement.
• Establish change management, versioning, documentation, governance, and support processes.
• Align data product roadmaps with ontology priorities to ensure enterprise data is reliable, semantically consistent, and AI-ready.
• Resolve cross-domain definition, quality, prioritization, and ownership issues.
• Partner with Data Governance, Data Architecture, Data Engineering, AI Product, AI Engineering, Security, Privacy, and business and clinical stakeholders.
• Align ontology standards, data definitions, metadata, stewardship, and data quality practices.
• Serve as the primary ontology leader for AI use-case teams.
• Communicate ontology priorities, design decisions, tradeoffs, risks, and progress to senior leadership.
• Help establish and scale the long-term ontology and knowledge products function.

Skills

Ontology design

Semantic modeling

Knowledge graphs

Metadata management

Enterprise data architecture

Product ownership

Leadership

Stakeholder alignment

Hands-on technically

Matrixed organizations

Tools

Palantir Foundry

Job description

Harnham is seeking a Director-level leader to own the enterprise ontology and semantic product portfolio, shaping the strategy, standards, and roadmaps for AI-enabled data and knowledge products. You will partner with governance, architecture, engineering, and business stakeholders to design and scale reusable semantic capabilities across the organization.

The role requires deep technical hands-on expertise in ontology design, semantic modeling, and knowledge graphs, with proven leadership in