Senior ML & Knowledge Graph Architect

Dell Technologies; Round Rock (TX); On-site; USD 150,000 - 190,000; Full time

Job summary

Dell Technologies is seeking a Sr. Consultant Machine Learning & Knowledge Graph Engineer in Round Rock, TX. You will lead architecture, development, and deployment of enterprise-scale ML and Knowledge Graph solutions across our global ecosystem.

You will define ontologies, semantic schemas, and graph data strategies, building graph-backed AI capabilities and RAG pipelines for autonomous agents. Collaboration with cross-functional teams is essential.

Qualifications

• Extensive hands-on experience designing and operating production-grade graph systems with Neo4j/Stardog.
• Enterprise ontology engineering with OWL 2, RDF/RDFS, SKOS, and schema evolution.
• Experience building graph-backed AI environments and RAG pipelines for autonomous agents.
• Strong command of PySpark, Kafka, data lakehouses, and orchestration with Airflow.
• Fluent in Python, SQL, Cypher, and SPARQL with best software engineering practices.

Responsibilities

• Lead architecture, development, and deployment of enterprise-scale ML solutions across the Dell global ecosystem.
• Define and govern graph data strategy, ontology, and semantic models for unified data views.
• Design graph-backed RAG systems, tool-calling interfaces, and deterministic knowledge pipelines.
• Implement real-time data federation across SQL/NoSQL/streaming sources with graph layers.
• Mentor senior engineers and collaborate with cross-functional teams and stakeholders.

Skills

Knowledge Graph Architecture

Ontology & Semantic Modeling

Agentic AI & RAG Engineering

Distributed Systems & Data Scale

Python/SQL/Cypher/SPARQL

Graph Data Science

PySpark & Kafka

CI/CD & Software Engineering

Education

PhD or Master’s in Tech/CS/ML

Tools

Neo4j

Stardog

Cypher

SPARQL

OWL 2

SHACL

Apache Spark / PySpark

Kafka

Airflow

Delta Lake / Iceberg

Job description

Dell Technologies is seeking a Sr. Consultant Machine Learning & Knowledge Graph Engineer in Round Rock, TX. You will lead architecture, development, and deployment of enterprise-scale ML and Knowledge Graph solutions across our global ecosystem.

You will define ontologies, semantic schemas, and graph data strategies, building graph-backed AI capabilities and RAG pipelines for autonomous agents. Collaboration with cross-functional teams is essential.