Senior Applied AI Scientist, Knowledge Graph

The Hartford

Sr Applied AI Scientist using Generative AI and advanced reasoning to build knowledge graph solutions. Collaborating across teams to enhance insurance processes and products with AI techniques.

Posted 4/29/2026full-timeRemote • Connecticut • 🇺🇸 United StatesSenior💰 $110,720 - $166,080 per yearWebsite

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Conduct applied research in knowledge graphs, graph reasoning, and neuro-symbolic AI
Prototype graph-enabled solutions for real business problems such as fraud detection and relationship discovery
Evaluate architectures and reasoning strategies to inform platform and roadmap decisions
Define and implement ontology and semantic modeling patterns
Design entity resolution and linkage approaches
Partner with engineering, platform, and MLOps teams to operationalize graph capabilities with enterprise-grade standards
Design evaluation frameworks for reasoning quality, robustness, and traceability
Contribute reusable patterns, documentation, and integration guidance

Requirements

What you’ll need

Master’s or PhD in Computer Science, AI/ML, Data Science, Engineering, or a related field
3+ years (PhD) or 5+ years (MS) of industry experience in applied AI, ML, or data science
Demonstrated experience with knowledge graphs or graph-based techniques such as ontology modeling, entity resolution, graph analytics, embeddings, GNNs, or reasoning engines
Strong proficiency in Python and modern ML/data tooling
Ability to design experiments and clearly communicate tradeoffs to technical and non-technical audiences
Candidate must be authorized to work in the US without company sponsorship.

Benefits

Comp & perks

Other rewards may include short-term or annual bonuses
Long-term incentives
On-the-spot recognition

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

knowledge graphsgraph reasoningneuro-symbolic AIontology modelingentity resolutiongraph analyticsembeddingsGNNsPythonML/data tooling

Soft Skills

design experimentscommunicationtradeoff analysis

Certifications

Master’s degreePhD