Ontology & Knowledge Graph Engineer - L2 Production Support

GSPANN Technologies, Inc; Fremont (CA); Hybrid; USD 85,000 - 130,000; Full time

Job summary

GSPANN Technologies, Inc. is seeking an Ontology and Knowledge Graph Use-Case Support Engineer (L2) in Fremont, CA, offering hybrid work and a long-term engagement.

The role focuses on providing L2 production support for ontology and knowledge-graph use cases across relevant platforms. You will troubleshoot hydration, data lineage, and integration issues while coordinating with cross-functional teams to ensure service restoration.

Qualifications

• Experience supporting ontology, knowledge graph, data pipeline, or workflow applications in production.

Responsibilities

• Support production ontology objects, relationships, actions, workflows, and graph-backed applications.
• Troubleshoot object hydration, data lineage, data-quality expectations, action failures, write-back errors, graph queries, and integration issues.
• Monitor use-case health and work with platform operations, data engineering, FDE teams, and business owners to restore service.
• Maintain use-case-specific alerts, support runbooks, release checks, and known-error guidance.
• Identify reusable fixes and patterns that improve support across multiple ontology use cases.

Skills

Ontology

Knowledge graph

Data pipeline

Workflow applications

Job description

GSPANN Technologies, Inc. is seeking an Ontology and Knowledge Graph Use-Case Support Engineer (L2) in Fremont, CA, offering hybrid work and a long-term engagement.

The role focuses on providing L2 production support for ontology and knowledge-graph use cases across relevant platforms. You will troubleshoot hydration, data lineage, and integration issues while coordinating with cross-functional teams to ensure service restoration.