Remote Ontologist — AI-Powered Semantic Data Architect

SOS International LLC; El Paso (TX); Remote; USD 137,000 - 285,000; Full time

Job summary

SOSi is seeking an Ontologist to support a DoD customer, developing ontologies to enable real-time information sharing and mission-tailored analytics. The role focuses on scalable, federated data ecosystems, semantic tagging, and metadata governance across systems.

Preferred candidates hold a Master’s or PhD or have 11+ years in ontology development, with strong Java, Python, and DevSecOps skills. Remote work options are available.

Qualifications

• Master’s degree or 11+ years in ontology development or semantic technologies.

Responsibilities

• Develop, refine, and maintain domain-specific ontologies to support structured data integration, semantic search, and AI-assisted decision support.
• Enforce adherence to W3C standards and metadata alignment between Databricks Unity Catalog, GIS metadata systems, and operational data stores.
• Collaborate with data scientists and analysts to ensure ontology-driven tagging and entity resolution enhances research outputs.
• Submit the Ontology Governance & Standardization Report detailing ontology updates, integrations, and compliance with metadata standards.

Skills

Ontology development

SPARQL

OWL

BFO

CCO

Java

Python

Git

CI/CD

Data governance

Education

Master’s or PhD in CS/Info Sci

Tools

Databricks Unity Catalog

ArcGIS

Job description

SOSi is seeking an Ontologist to support a DoD customer, developing ontologies to enable real-time information sharing and mission-tailored analytics. The role focuses on scalable, federated data ecosystems, semantic tagging, and metadata governance across systems.

Preferred candidates hold a Master’s or PhD or have 11+ years in ontology development, with strong Java, Python, and DevSecOps skills. Remote work options are available.