✦ Luna Orbit — AI & Machine Learning

Senior Data Scientist

at S&P Global

📍 3 Locations Unknown Posted March 13, 2026
Type Full-Time
Experience mid
Exp. Years 5-9 years
Education Degree in Computer Science, Mathematics, Statistics, Computational linguistics, Engineering, or related field
Category AI & Machine Learning

This role involves designing and deploying NLP and Generative AI models, focusing on LLMs, prompt engineering, and model optimization to support business stakeholders.

  • Design NLP solutions including chat assistants and RAG systems
  • Develop and fine-tune custom NLP LLM models
  • Evaluate NLP models using human and synthetic metrics
  • Deploy NLP models ensuring scalability and reliability
  • Research new prompt engineering and model optimization techniques

Environment includes Python, PyTorch, Hugging Face, NLP frameworks, and model evaluation tools, with a focus on scalable, low-latency NLP solutions.

The ideal candidate is a mid-level data scientist with 5+ years of experience in NLP and machine learning, proficient in transformer models, Python, and PyTorch, with a strong research background in Generative AI and LLMs.

5-9 years of professional experience in Data Science or Machine LearningExperience developing NLP models with transformer architecturesProficiency with PythonExperience with PyTorchKnowledge of developing or tuning Large Language Models
Experience with information retrieval systemsOpen Source contributionsResearch publications in ML or Deep LearningParticipation in Kaggle competitionsAbility to communicate technical concepts to non-technical stakeholders
Hugging FacePyTorchPythonML frameworksModel evaluation tools
Natural Language ProcessingNLPTransformersLarge Language ModelsLLMsPythonPyTorchHugging FaceModel fine-tuningPrompt engineeringDeep learningGenerative AIModel evaluationLatency optimization
PythonPyTorchHugging FaceTransformersNatural Language ProcessingNLPGenerative AILarge Language ModelsLLMsModel fine-tuningPrompt engineeringModel evaluationDeep learningQuantizationLatency optimization
TeamworkCommunicationProblem-solvingResearchCollaboration
Industry Financial Services / Data & Analytics
Job Function Developing advanced NLP and Generative AI models for business applications
Data ScientistNatural Language ProcessingNLPTransformersLarge Language ModelsLLMsPyTorchHugging FaceModel fine-tuningPrompt engineeringDeep learningGen AIGenerative AIModel evaluationLatency optimization

Less than 5 years of experience in NLP/ML, Lack of experience with transformer architectures, No proficiency in Python or PyTorch, No experience with Large Language Models

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