Senior Ontologist - AI & Knowledge Graphs (Remote)

Cyberhill; Austin (TX); Remoto; USD 175.000 - 190.000; Tempo pieno

Descrizione del lavoro

Cyberhill Partners, INC is seeking a highly experienced Senior Ontologist to lead ontology development for enterprise AI initiatives. You will shape Cyberhill's core upper ontology and extend domain ontologies in collaboration with cross-functional teams.

The role requires deep expertise in semantic technologies, RDF/OWL, SPARQL, and semantic data modeling. You will translate complex concepts into scalable solutions while working with Fortune 500 clients in a remote, full-time capacity.

Competenze

• 5+ years of professional experience in ontology development, knowledge representation, or semantic technologies within enterprise environments.
• Bachelor's degree in Philosophy, Computational Linguistics, Library and Information Science, Computer Science, or a related field emphasizing logic, analytical reasoning, and critical thinking.
• Strong knowledge of ontology and knowledge representation languages, including RDF/RDFS, OWL, CLIF, and CycL.
• Experience with ontology constraint and validation languages, such as SHACL and ShEx.
• Proficiency with ontology development tools, such as Protégé or TopBraid.
• Working knowledge of rule-based reasoning languages and frameworks, including SWRL, Datalog, or Drools.
• Demonstrated ability to develop, execute, and troubleshoot SPARQL queries.
• Familiarity with W3C standards and other open ontology and semantic web standards.
• Excellent analytical, problem-solving, documentation, and communication skills.
• Ability to collaborate effectively in multidisciplinary teams and work independently in a fast-paced environment.

Mansioni

• Collaborate with fellow ontologists to design, develop, maintain, and enhance Cyberhill's core and domain-specific ontologies.
• Establish and promote ontology development standards, best practices, and quality assurance processes.
• Partner with client subject matter experts (SMEs) to gather domain knowledge, define competency questions, and validate ontology models against client data.
• Develop and maintain ontology artifacts, including RDF and Turtle (.rdf, .ttl) files, visualizations, and technical documentation.
• Ensure consistency, interoperability, and comprehensive coverage across ontology layers.
• Develop, review, and troubleshoot RML/R2RML mappings to represent the semantic meaning of enterprise data sources.
• Support the integration of ontologies into AI applications, knowledge graphs, and semantic reasoning systems.
• Communicate complex ontological concepts to technical teams, business stakeholders, and client representatives.
• Adapt ontology models efficiently to support emerging domains, evolving client requirements, and new AI use cases.

Descrizione del lavoro

Cyberhill Partners, INC is seeking a highly experienced Senior Ontologist to lead ontology development for enterprise AI initiatives. You will shape Cyberhill's core upper ontology and extend domain ontologies in collaboration with cross-functional teams.

The role requires deep expertise in semantic technologies, RDF/OWL, SPARQL, and semantic data modeling. You will translate complex concepts into scalable solutions while working with Fortune 500 clients in a remote, full-time capacity.