✦ Luna Orbit — AI & Machine Learning

Senior Associate, Data Scientist - Credit Line Increase Program

at Discover Financial Services

📍 McLean, VA Unknown 💰 $135K – $154K USD / year Posted March 31, 2026
Salary $135K – $154K USD / year
Type Not Specified
Experience mid
Exp. Years 2+ years
Education Bachelor's Degree in a quantitative field or MBA with a quantitative concentration
Category AI & Machine Learning

Senior Data Scientist role focusing on credit line increase programs, leveraging Python, ML, and AWS to build predictive models on large datasets.

  • Partner with cross-functional teams to deliver ML solutions for credit line increase
  • Build models across the full lifecycle: design, training, evaluation, deployment, monitoring
  • Translate business needs into features and experiments
  • Collaborate with data engineers and product managers

Stack includes Python, PySpark, H2O, Spark; cloud deployment on AWS; data analytics and ML model development and productionization.

The ideal candidate is a mid to senior data scientist with 2+ years of Python, SQL, and ML experience, deployed on AWS with experience in Spark and H2O for large-scale customer data analytics.

Bachelor's Degree in a quantitative field (StatisticsEconomicsOperations ResearchAnalyticsMathematicsComputer Scienceor related) plus 2 years of data analytics2+ years Python2+ years SQL2+ years machine learning2+ years AWS / Amazon Web Services2+ years of experience with PySparkExperience with H2O
Master's in STEM or PhD in STEMExperience with AWSUnity CatalogConda
PythonCondaAmazon Web ServicesH2OSparkSQLPower BI
PythonCondaAmazon Web ServicesH2OSparkSQLMachine Learning
PythonCondaAmazon Web ServicesH2OSparkSQLMachine Learning
CommunicationCollaborationInterpersonal skillsProblem solvingTeamwork
Industry Banking
Job Function Develop and deploy machine learning models to optimize credit line offers
Role Subtype Data Scientist
Tech Domains Python, SQL / PostgreSQL, Power BI, Amazon Web Services, Databricks
capital onesr assoc data scientistcredit line increase programdata scientistawspythonpysparkh2osparksqlmachine learningdata analyticscongacon.d.acapitalonePythonSQLMachine LearningAWSPySpark

Lack of 2+ years ML experience, No experience with AWS, Insufficient data analytics background

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