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Senior Data Scientist - GenAI, LLMs,NLP, Pyspark, Python, SQL
Optum
naukri
Chennai
4-9 years
Not Disclosed
Full time
30 April 2026
Top Skills:
NlpData ModelingFeature EngineeringData ScienceCloud PlatformsHealthcareData EngineeringAnalyticsCloudData ScientistSqlPythonMachine LearningModel EvaluationAzureAiBusiness InsightsPysparkAiAzureBusiness InsightCloudData ModelingGovernanceHealthcareLifecycle ManagementMachine LearningModel DeploymentNlpPipelinePysparkPythonSql

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Job Description iconJob Description
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Primary Responsibilities:

  • Lead end-to-end AI driven solution development, from problem framing to model deployment and monitoring
  • Design and implement predictive, statistical, and machine learning models
  • Analyze large, complex datasets across multiple domains to uncover trends, patterns, and business insights
  • Collaborate with Data Engineering to productionize models using scalable pipelines and cloud platforms
  • Apply responsible AI principles, including model explainability, fairness, and governance
  • Mentor junior data scientists and provide technical guidance on best practices
  • Continuously evaluate emerging AI/ML techniques and tools to drive innovation and reuse

Required Qualifications:

  • Bachelor's degree in Data Science, or Computer Engineering
  • 4+ years of hands-on experience in analytics or applied machine learning
  • Experience building and validating statistical and ML models in real-world business settings
  • Experience working with cloud data platforms (Azure)
  • Experience with GenAI or LLMs, NLP
  • Healthcare industry experience
  • Familiarity with ML Ops, model lifecycle management, and monitoring in production
  • Solid understanding of data modeling, feature engineering, and model evaluation techniques
  • Solid proficiency in Python, PySpark and SQL