✦ Luna Orbit — AI & Machine Learning

Data Scientist - Agentic AI / Graph/ LLM Science, AVP

at State Street

Unknown Posted March 21, 2026
Type Not Specified
Experience mid
Exp. Years 3+ years
Education Bachelor's or Master's degree in Computer Science, Data Science, Machine Learning, or related field
Category AI & Machine Learning

This role involves leading applied research in large language models, developing evaluation frameworks, fine-tuning models, and operationalizing AI solutions within the Agentic AI platform.

  • Research and validate domain-specific LLM solutions
  • Develop evaluation metrics and frameworks
  • Fine-tune and prompt optimize models
  • Collaborate with engineering teams for deployment
  • Build knowledge graphs and embeddings

The technical environment includes Python, PyTorch, TensorFlow, Scikit-learn, Neo4j, RDF, DGL, with a focus on NLP, LLMs, knowledge graphs, and model deployment.

The ideal candidate is a highly motivated data scientist with 3+ years of experience in applied machine learning, NLP, and LLMs, with strong Python skills and familiarity with graph databases like Neo4j. They should have a research-oriented mindset and experience deploying models in production.

PythonML librariesLLMsNLPGraph databases
Knowledge graphsEvaluation frameworksFine-tuningPrompt optimizationModel deployment
PyTorchTensorFlowScikit-learnNeo4jRDFDGL
PythonPyTorchTensorFlowScikit-learnGraph databasesNeo4jRDFDGLLLMsNLPData ScienceKnowledge GraphsEvaluation FrameworksFine-tuningPrompt OptimizationModel Deployment
PythonPyTorchTensorFlowScikit-learnGraph databasesNeo4jRDFDGLLLMsNLPMLAIData ScienceKnowledge GraphsEvaluation FrameworksPrompt OptimizationFine-tuningOperationalizationModel Deployment
researchcollaborationproblem-solvingcommunicationanalytical thinking
Industry Finance
Job Function Research, develop, and operationalize AI/ML models for advanced language understanding
Role Subtype Data Scientist
Tech Domains Python, PyTorch, TensorFlow, Scikit-learn, Neo4j, RDF, DGL
data scientistagentic aigraph databasesneo4jrdfdglllmnlpmachine learningaidata scienceknowledge graphsevaluation frameworksprompt optimizationmodel deploymentpythontensorflowpytorchscikit-learn

Lack of experience with Python or ML libraries, No background in NLP or LLMs, Bachelor's degree not in a related field

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