International Unsecured Portfolio Regulatory Model Developer

at Citigroup in Wilmington, Delaware, United States

Job Description


This position within Global Consumer Banking will develop CCAR/DFAST stress testing, loan loss reserve (CECL) and other regulatory models (IFRS9) for international unsecured portfolios (e.g., credit cards, installment loans, ready credit etc.). The responsibilities include but not limited to the following activities:

+ Obtain and prepare model development data

+ Select the champion modeling methodology after evaluating multiple options

+ Develop sophisticated statistical models to meet the regulatory requirements

+ Perform all required tests (e.g. sensitivity and back-testing)

+ Validate/recalibrate all models post-production to incorporate latest data. Redevelop as needed.

+ Deliver comprehensive model documentation

+ Work closely with cross functional teams, including country/region’s business stakeholders, model validation and governance teams, and model implementation team

+ Prepare responses/presentations to regulatory agencies on all models built


+ Advanced Degree (Masters required, PhD preferred) in Statistics, Mathematics, Operations Research, Economics, Financial Engineering, Mathematical Finance, Industrial Engineering, Data Science, and other highly quantitative disciplines

+ Proficiency in SAS/SQL/Oracle/Unix/Microsoft Word, Excel and PowerPoint, or similar programming languages.

+ 0-3 years’ experience in performing quantitative analysis, statistical modeling, loss forecasting, loan loss reserve modeling, and particularly econometric modeling of consumer credit risk stress losses (e.g., CCAR/DFAST)

+ Deep knowledge of macroeconomics and business cycles, experience with macroeconomic data

+ Active role in performing some analytical components of an econometric modeling-driven stress loss process (data collection, data integrity QA/QC/reconcilements, pre-processing, segmentation, variable transformation, variable selection, econometric model estimation, sensitivity testing, back testing, out-of-time testing, model documentation, & model production implementation)

+ Exposure to various CCAR/CECL/IFRS9 modeling approaches at the segment or account level preferred

+ Experience with dynamics of unsecured products, with international experience a strong plus

+ Able to communicate technical information verbally and in writing to both technical and non-technical audiences

Job Family Group:

Risk Management

Job Family:

Risk Analytics, Modeling, and Validation

Time Type:

Full time

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Effective November 1, 2021, Citi requires that all successful applicants must be fully vaccinated against COVID-19 as a condition of employment and provide proof of such vaccination prior to commencement of employment.

Citi is an equal opportunity and affirmative action employer.
Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.

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Job Posting: JC194501573

Posted On: Oct 10, 2021

Updated On: Dec 08, 2021