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Citi

Model/Analysis/Validation Senior Analyst

Schaumburg Illinois United Stateshybridsenior

Posted today · via Workday

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About this role

Citibank, N.A. seeks a Model/Analysis/Validation Senior Analyst for its Schaumburg, Illinois location. Duties: Design and implement machine learning models (XGBoost, LightGBM, Neural Networks) tailored for Citi Cards portfolios to improve credit decisions. Build algorithms that generate credit decline reasons based on model outputs. Develop frameworks for feature selections, capping/flooring logic and hyperparameter optimization to streamline modelling processes across teams. Experiment with statistical segmentation methods to group customers by risk profiles and behavioral patterns. Identify and engineer predictive variables that capture customer delinquency risk using automated feature importance techniques like LightGBM.…

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1

Skills match

For this role: python, sql, spark, teams

2

Level fit

This role is senior-level. We check your trajectory against it.

3

Domain experience

Your work in the role's domain matters more than your years total. We weight recent and direct experience.

4

Recency

A skill you used last quarter weighs more than one from five years ago. We grade on recency, not lifetime.

5

Location fit

This role is based in Schaumburg Illinois United States. We weight your proximity and willingness to relocate.

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Skills in this role

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