Senior Stardog DB Administrator - Graph & Healthcare Data

Vizient, Inc; Irving (TX); On-site; USD 102,000 - 179,000; Full time

Job summary

Vizient, Inc. seeks a Senior Stardog Database Administrator to manage enterprise knowledge graphs and Stardog deployments across multiple environments.

You will optimize SPARQL queries, support healthcare analytics, interoperability, and AI initiatives while ensuring security, scalability, and reliability of the knowledge graph platform. Responsibilities include automation, integration with data platforms, and collaboration with data governance and engineering teams.

Qualifications

• Experience administering Stardog in production environments.
• Strong knowledge of RDF/OWL/RDFS/SHACL and healthcare ontologies.
• Proficiency with SPARQL tuning and graph performance optimization.

Responsibilities

• Install, configure, monitor, upgrade, and maintain Stardog environments across dev, test, and prod.
• Ensure platform availability, security, reliability, and performance.
• Develop and optimize SPARQL queries and reasoning performance for large graphs.
• Implement backup, recovery, and disaster recovery processes.

Skills

Stardog

SPARQL

Knowledge graphs

Kubernetes

Docker

Azure

SQL databases

Tools

Stardog

Kubernetes

Docker

Azure

Job description

Vizient, Inc. seeks a Senior Stardog Database Administrator to manage enterprise knowledge graphs and Stardog deployments across multiple environments.

You will optimize SPARQL queries, support healthcare analytics, interoperability, and AI initiatives while ensuring security, scalability, and reliability of the knowledge graph platform. Responsibilities include automation, integration with data platforms, and collaboration with data governance and engineering teams.