Senior AI Engineer: Graph DB & RAG Orchestration

Accord Technologies Inc; Philadelphia (Philadelphia County); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Accord Technologies Inc. is seeking a Senior AI Engineer to own the full AI stack in the insurance domain, spanning graph databases, ontologies, and data pipelines.

You will implement agentic orchestration, vector-based retrieval, and LLM API integrations while ensuring safety and robust explainability within an 8-week cadence. The role requires collaboration with ontologists and data scientists, delivering scalable solutions in hybrid Philadelphia environments, with a focus on production

Qualifications

• 3+ years hands-on with graph databases and semantic web standards.
• Experience with ontology authoring tools and data modeling.

Responsibilities

• Develop and maintain graph databases in production or PoC.
• Load, validate, and query ontologies in triple stores.
• Collaborate on ontology modeling with tools like Protégé or Metaphactory.
• Build and optimize RAG pipelines with agentic orchestration.
• Work with vector databases for embedding and retrieval tasks.
• Integrate LLM APIs with prompt engineering, guardrails, and citation mechanisms.
• Develop NL-to-SPARQL/NL-to-SQL generation solutions.
• Implement AI safety measures including prompt injection defenses and confidence scoring.

Skills

Graph databases

Ontology modelling

RAG pipelines

Agentic orchestration

LLM integration

AI safety

Project management

Collaboration

Tools

GraphDB

Neo4j

Stardog

Protégé

Metaphactory

Vector databases

NL-to-SPARQL/NL-to-SQL

LLM APIs

Job description

Accord Technologies Inc. is seeking a Senior AI Engineer to own the full AI stack in the insurance domain, spanning graph databases, ontologies, and data pipelines.

You will implement agentic orchestration, vector-based retrieval, and LLM API integrations while ensuring safety and robust explainability within an 8-week cadence. The role requires collaboration with ontologists and data scientists, delivering scalable solutions in hybrid Philadelphia environments, with a focus on production