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United StatesRemote · Hybrid · Onsite · Field · All Environments
United StatesRemote · Hybrid · Onsite · Field · All Environments
United StatesRemote · Hybrid · Onsite · Field · All Environments
United StatesRemote · Hybrid · Onsite · Field · All Environments
157 knowledge graph engineer jobs at 94 companies in United States
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Knowledge Graph Engineer
Mountain View, California, United States
$142k-$342k/yr OnsiteFull Time
4+ YOE4+ years software engineering experience building knowledge-graph or places-data systems, hands-on entity resolution/linking, ontology/schema design, and strong data-engineering fundamentals; geospatial experience a plus.
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Senior Knowledge Graph Developer
Chicago, Illinois, United States
$112k-$147k/yr OnsiteFull Time
6+ YOE6+ years software engineering or data architecture experience with 4+ years in knowledge graph engineering; expertise in graph platforms, query languages, semantic modeling; Python or Java; cloud and container experience.
Neo4j, TigerGraph, AWS Neptune, Stardog, GraphDB, Cypher, SPARQL, Gremlin, RDF, OWL, RDFS, SKOS, Python, Java, AWS, GCP, Azure, Docker, Kubernetes, Protégé, SHACL, ShEx
1w
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Senior Knowledge Graph Engineer
Atlanta, Georgia, United States
$152k-$178k/yr OnsiteFull Time
2+ YOEBachelor's or master's degree in a related field; 2+ years building production knowledge graphs and ontologies; 3+ years with RDF, OWL, SHACL, SKOS, LPG, and SPARQL; expertise in graph queries and agent frameworks.
RDF, OWL, SHACL, SKOS, LPG, SPARQL, Protégé, TopQuadrant, Stardog, Jena, Data.World, Cypher, GQL, LangChain, AutoGen, Semantic Kernel, Palantir, Microsoft Fabric, Microsoft Foundry, OpenAI, MCP servers, LLMs, GenAI
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Knowledge Graph Engineer - Investment Data Ontology
London or United States or United Kingdom or Ireland or Australia or Canada or Mexico
HybridFull Time, Contract
5+ YOE5+ years building production RDF/OWL ontologies; SHACL and SPARQL 1.1 expertise; triple-store experience; Python or Java; financial identifier knowledge and data governance experience.
OWL 2, RDF, Linked Data, SHACL, SKOS, R2RML, rdflib, Turtle, N-Quads, SPARQL 1.1, TopBraid, GraphDB, Stardog, RDFox, Amazon Neptune, Python, Java, FIBO, TopBraid EDG, GraphWise, RML, Git
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Knowledge Graph Software Engineer - Clearance Required
Herndon, Virginia, United States
$126k-$248k/yr OnsiteFull Time
Active Secret (or higher) clearance or ability to obtain; experience with graph databases (Amazon Neptune, Neo4j), Java/Spring Boot, CI/CD (AWS CodeBuild, Jenkins, GitLab CI, GitHub Actions), Git, AWS cloud, testing (JUnit, Mockito), REST/HTTP; must reside within 2-hour drive of Herndon, VA.
Amazon Neptune, Neo4j, Git, AWS CodeBuild, Jenkins, GitLab CI, GitHub Actions, AWS, Java, Spring, Spring Boot, JUnit, Mockito, REST, HTTP, Prometheus, Grafana, CloudWatch, ELK, EFK, OpenSearch, Elasticsearch, Solr, SNS, SQS, Kafka, Kinesis, AWS Step Functions, Event Bridge, Terraform, Python, Node.js, C#, Bash, PowerShell, OpenTelemetry, Splunk
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Sr. Consultant Machine Learning & Knowledge Graph Engineer
Round Rock, Texas, United States
$235k-$305k/yr OnsiteFull Time
12+ YOEExpert in enterprise knowledge graph architecture (Neo4j/Stardog), ontology engineering (OWL2), RAG/agentic AI, PySpark/Kafka/Airflow integration, Python/SQL/Cypher/SPARQL proficiency, and 12+ years experience with 4+ years on knowledge graphs.
Neo4j, Neo4j GDS, APOC, AuraDB, Stardog, Stardog Virtual Graphs, Spark Structured Streaming, PySpark, Kafka, Apache Iceberg, Delta Lake, Airflow, Python, SQL, Cypher, SPARQL, Node2Vec, FastRP, GQL
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Data Engineer, Knowledge Graph
New York City, New York, United States
$200k-$300k/yr OnsiteFull Time
3+ YOERequires 3+ years in knowledge graph engineering or graph databases, graph modeling and ontology expertise, graph database experience, advanced Python or high-level language skills, data integration, team leadership, mentoring, hiring, and stakeholder management.
Neo4j, TigerGraph, Amazon Neptune, Python
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Senior Knowledge Engineer
Dallas or St. Pete or Tampa or Atlanta or Columbus or Houston
$87k-$294k/yr HybridFull Time
4+ YOERequires 4+ years in knowledge graph technologies, 2+ years in ontology, semantic modeling, graph solutions, databases, and agentic pipelines, plus Python, cloud, and client collaboration experience.
OWL, RDF, RDFS, SPARQL, schema.org, W3C, Neo4j, Amazon Neptune, TigerGraph, Stardog, Cypher, Gremlin, SHACL, LangChain, LlamaIndex, AutoGen, Python, NetworkX, RDFLib, PyKEEN, REST APIs, Git, CI/CD, AWS, Azure, GCP, TensorFlow, PyTorch, Apache NiFi, Airflow
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Senior Knowledge Engineer
Dallas or Columbus or Tampa or Atlanta or Houston
$80k-$294k/yr HybridFull Time
4+ YOERequires a bachelor's degree or equivalent experience, 4+ years in knowledge graph technologies, 2+ years in ontology, semantic modeling, graph solutions, databases, and agentic pipelines, plus Python and cloud experience.
OWL, RDF, RDFS, SPARQL, Neo4j, Amazon Neptune, TigerGraph, Stardog, Cypher, Gremlin, Wikidata, schema.org, W3C, LangChain, LlamaIndex, AutoGen, Python, NetworkX, RDFLib, PyKEEN, REST APIs, Git, CI/CD, AWS, Azure, GCP, TensorFlow, PyTorch, Apache NiFi, Airflow, LLM, RAG, LPG, SHACL, NLP
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Lead Engineer – GenAI, Agentic AI, and Knowledge Graph Architect
New York City, New York, United States
$140k-$200k/yr HybridFull Time
7+ YOE7+ years in AI/ML or advanced software engineering; 5+ years Python; 3+ years building Generative/Agentic AI; hands-on LLM, prompt engineering, knowledge graph and semantic technologies; production deployments experience.
Python, LLMs, Cypher, SPARQL, Gremlin, RDF, OWL, Neo4j, Amazon Neptune, Stardog, GraphDB, TigerGraph, JanusGraph, ArangoDB, Postgres, MongoDB, ChromaDB, LangGraph, AutoGen, LangChain, GraphQL, REST, WebSocket, GDS
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Data Engineer - Knowledge Graph
New York City, New York, United States
$200k-$300k/yr OnsiteFull Time
Requires technical team leadership, graph data modeling, ontology design, semantic technologies, graph databases, advanced Python or other high-level programming, data integration, change management, stakeholder collaboration, and team building.
Neo4j, TigerGraph, Amazon Neptune, Python
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Junior Graph Data Engineer
Arlington, Virginia, United States
$85k-$105k/yr OnsiteFull Time
1+ YOEBachelor's degree and 1+ year relevant experience or equivalent; active TS/SCI clearance; foundational programming, SQL, JSON/XML/YAML, knowledge graph, database, and ETL skills.
Python, Java, SQL, JSON, XML, YAML, ETL, Cypher, SPARQL, LLM
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Data Engineer (Knowledge Graph Specialist)
Bethesda, Maryland, United States
HybridFull Time
Bachelor's degree and 1.5+ years of experience; graph theory, data modeling, graph databases, query and scripting languages, Linux, software team collaboration, and classified-environment experience required.
Anzograph, Neo4j, Amazon Neptune, Cypher, SQL, SPARQL, Python, Linux, RedHat, MacOS, Windows, AWS Console, EC2, TensorFlow, scikit-learn
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Senior Manager, Engineering, Knowledge Graph
Redwood City, California, United States
$241k-$331k/yr HybridFull Time
8+ YOE8+ years software engineering experience with leadership of engineering teams; deep expertise in data engineering, knowledge graphs, search/retrieval, or AI/ML infrastructure; strong technical judgment and communication.
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Data Engineer (SMTS/LMTS) - Knowledge Graph & AI
San Francisco or New York City or Seattle or Indianapolis
$149k-$260k/yr OnsiteFull Time
8+ YOESenior/lead data engineering role building scalable knowledge graph and AI platforms. Requires 8+–10+ years software/data engineering, a related technical degree, expert Python, graph/ontology engineering (Neo4j, RDF/OWL, SPARQL), cloud (AWS/GCP/Azure), distributed systems, and experience with vector search, RAG, and AI tooling.
Python, LangChain, Claude, Cursor, Windsurf, AI Agents, Model Context Protocol (MCP), Neo4j, RDF/OWL, SPARQL, TopQuadrant, Protégé, SHACL, GitHub Copilot, AWS, GCP, Azure, Kafka, vector databases, RAG, semantic-router, Salesforce Data Cloud
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Senior Ontology and Knowledge Engineer
Irving or Chicago
$102k-$179k/yr OnsiteFull Time
5+ YOE5+ years of relevant experience; knowledge of RDF, OWL, SKOS, SPARQL, SHACL, graph databases, ontology tools, semantic standards, programming, Git, automated testing, and CI/CD.
RDF, OWL, SKOS, SPARQL, SHACL, Protégé, TopBraid, PoolParty, Stardog, BFO, DOLCE, Common Core Ontologies, OBO Foundry, Python, Java, Git, CI/CD
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Forward Deployed AI Engineer -Neo4j / Knowledge Graph
United States
RemoteFull Time
5+ YOEExperienced AI engineer required to build enterprise GenAI, RAG, Agentic AI, and Neo4j Knowledge Graph solutions, develop Python or Go applications, create Databricks/PySpark pipelines, and deploy across cloud platforms.
Neo4j, GraphRAG, Databricks, PySpark, Python, Go, AWS, Azure, GCP, LangChain, LlamaIndex, LangGraph, AutoGen, AWS Bedrock, Azure OpenAI, Kubernetes, Docker, Terraform, vLLM, Triton, PyTorch, Hugging Face
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Director, Semantic & Knowledge Engineering
East Hanover, New Jersey, United States
$195k-$361k/yr OnsiteFull Time
8+ YOEBachelor's or advanced degree in a related field and 8+ years in semantic technologies, knowledge engineering, metadata management, or enterprise information architecture; expertise in ontologies, RDF/OWL, knowledge graphs, and graph databases.
RDF, OWL, knowledge graphs, graph databases, RAG, NovaOS
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Director, Semantic & Knowledge Engineering
East Hanover or United States
$195k-$361k/yr HybridFull Time
8+ YOEBachelor's or advanced degree in a related field, 8+ years in semantic technologies or knowledge engineering, expertise in ontologies, RDF/OWL, knowledge graphs, graph databases, metadata management, and semantic web technologies.
RDF, OWL, NovaOS
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Computer Vision Algorithm Engineer - TikTok E-commerce Knowledge Graph
Seattle, Washington, United States
$148k-$301k/yr OnsiteFull Time
Deep expertise in computer vision/multimodal algorithms, knowledge graph construction, and experience with model training/deployment; familiarity with TensorFlow/PyTorch/MXNet and distributed/hybrid precision training preferred.
TensorFlow, PyTorch, MXNet
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