Manager, Decision Sciences

Posted:
4/7/2026, 8:17:29 AM

Location(s):
Karnataka, India

Experience Level(s):
Senior

Field(s):
AI & Machine Learning ⋅ Data & Analytics ⋅ Software Engineering

Workplace Type:
On-site

Role Responsibilities


The Decision Scientist Manager will be part of the Decision Sciences team responsible for managing fraud losses while optimizing revenue opportunities on online Western Union transactions.  In this role you will use your analytical skills to develop and maintain a suite of risk models and rules to ensure our customers, as well as Western Union, are protected against fraud. You will also -
 

1. Fraud Detection & Model Development

  • Design and implement scalable machine learning models for real-time and batch fraud detection
  • Build and deploy low-latency scoring systems

2. Strategy & Risk Analytics

  • Develop fraud risk rules and scoring frameworks
  • Monitor and maintain KPIs: approval rate, fraud rate, false positives
  • Perform root cause analysis of fraud spikes and model deviations

3. Model Monitoring & Governance

  • Track model performance and drift
  • Implement model explainability
  • Ensure compliance with risk and regulatory standards

Role Requirements

  • Preferably Master's degree or Graduate degree in quantitative related field (Statistics, Mathematics, Operations Research, MS, M-tech, B-tech etc) required with proven track record in using advanced quantitative and statistical technique. Minimum bachelor’s degree in quantitative field preferred.
  • Strong expertise in SQL and Python (Pandas, NumPy, Scikit-learn)
  • Experience with: Logistic regression, Gradient boosting, Deep Learning / Neural Networks, Graph-based fraud detection
  • Knowledge of Generative AI / GANs for fraud simulation
  • 8+ years of relevant experience. Proven experience managing teams (2+ years preferred)
  • Strong problem-solving and analytical thinking
  • Stakeholder management with product, risk, and engineering teams

Work Shift

Western Union values in-person collaboration, problem solving, and ideation whenever possible. We believe this fosters common ways of working and supports how we execute initiatives for our customers. The expectation is to work from the office a minimum of three days a week.

BENEFITS AND OTHER DETAILS

Benefits

You will also have access to short-term incentives, multiple health insurance options, accident and life
insurance, and access to best-in-class development platforms, to name a few. Please see the benefits below specific to your country. If applicable, additional role-specific benefits will be mentioned during your interview process or in an offer of employment.

Your India specific benefits include:

  • Employees Provident Fund [EPF]
  • Gratuity Payment
  • Public holidays
  • Annual Leave, Sick leave, Compensatory leave, and Maternity / Paternity leave
  • Annual Health Checkup
  • Hospitalization Insurance Coverage (Mediclaim)
  • Group Life Insurance, Group Personal Accident Insurance Coverage, Business Travel Insurance
  • Cab Facility
  • Relocation Benefit

Other Details

As part of the application process, all applicants are required to take assessments. Western Union has partnered with a 3rd party provider to administer these tests. Applicants will need to provide their name and email address in order to process the assessments. If you have any questions, you may reach out to [email protected].

We are passionate about honoring our employee's identity and fostering a feeling of belonging. Our commitment is to provide an inclusive culture that celebrates the unique backgrounds and perspectives of our global teams while reflecting the communities we serve. We do not discriminate based on race, color, national origin, religion, political affiliation, sex (including pregnancy), sexual orientation, gender identity, age, disability, marital status, or veteran status. The company will provide accommodation to applicants, including those with disabilities, during the recruitment process, following applicable laws.

#LI-HR1 #LI-Hybrid

Estimated Job Posting End Date:

04-14-2026

This application window is a good-faith estimate of the time that this posting will remain open. This posting will be promptly updated if the deadline is extended or the role is filled.

Western Union

Website: https://westernunion.com/

Headquarter Location: Englewood, Colorado, United States

Employee Count: 5001-10000

Year Founded: 1851

IPO Status: Public

Industries: Financial Exchanges ⋅ Financial Services ⋅ Internet ⋅ Mobile Payments ⋅ Payments