Principal Ontology Architect – Healthcare

This is a fully remote position, open to applicants in United States.

📋 Description

• Take the lead on ontology and semantic design for a major enterprise healthcare-operations initiative.

• Collaborate directly with senior client stakeholders.

• Showcase real-world experience in designing and delivering ontologies.

• Leverage ontology and knowledge-graph design to support high-level operational decisions.

• Assist stakeholders in making decisions and measuring outcomes.

• Begin with executive inquiries and metrics, facilitate domain-expert workshops, and convert insights into technical models.

• Design and implement production-level ontologies.

• Engage in hands-on modeling utilizing property-graph or RDF databases.

• Spearhead ontology governance and semantic design best practices.

• Support decision-intelligence modeling, AI-agent grounding, rules engines, and relevant modern cloud data platforms.

⛳️ Requirements

• Proven track record of designing and deploying production ontologies that have influenced real decisions, rather than mere taxonomies or metadata catalogs.

• Ability to discuss two or three production ontologies, detailing the business challenges, models, setbacks, and enhancements.

• Experience in business-oriented modeling: beginning with executive questions and metrics, conducting domain-expert workshops, and translating results into technical models.

• Proficient in hands-on graph modeling using property-graph or RDF databases.

• Capacity to assess when a graph is suitable and articulate that decision to skeptical architects.

• Background in healthcare operations, including workforce management, scheduling, or clinical operations.

• Experience presenting to C-level stakeholders and addressing real-time challenges.

• Immediate availability required.

• Strong advantage: Experience with Palantir Foundry Ontology (objects, links, actions).

• Strong advantage: Knowledge of ontology governance, including versioning, change control, stable identifiers, shared cores, and client-specific extensions.

• Strong advantage: Proficiency in decision-intelligence modeling, including KPI trees, root-cause analysis, recommendations, and closed-loop measurement.

• Strong advantage: Experience in grounding AI assistants or agents in an ontology or knowledge graph.

• Strong advantage: Familiarity with rules engines in conjunction with an ontology.

• Strong advantage: Experience with modern cloud data platforms.

• Must be US-based with valid US work authorization.

• This is a contractor position.

🏝️ Benefits

• Start immediately, with part-time hours for the initial few weeks.

• Anticipated transition to full-time on a multi-year engagement.

• Occasional travel within the US.