Staff Data & Decision Scientist

Responsibilities

• Formulate decision problems as mathematical optimization models, defining variables, objectives, and constraints
• Design and implement prescriptive analytics solutions, including linear and integer programming
• Build optimization models to support business decisions such as credit limits, exposure allocation, and pricing
• Translate optimization outputs into automated decisioning frameworks deployed in production systems
• Develop predictive models using large datasets and machine learning techniques
• Partner with stakeholders to ensure models reflect real-world operational constraints and business objectives
• Evaluate and communicate trade-offs using decision-centric metrics
• Maintain model governance, documentation, and validation artifacts for regulatory requirements

Requirements

• Bachelor’s or Master’s degree in a quantitative field such as Mathematics, Statistics, Computer Science, or Operations Research
• Hands-on Operations Research or optimization experience
• 5 years of relevant risk analytics experience
• 3 years of experience in driving technical project delivery
• Expertise in Linear and Integer Programming and Constrained Optimization
• Proficiency in Python and SQL
• Experience with optimization solvers or OR libraries such as Pyomo, Gurobi, or PuLP

Preferred Qualifications

• Experience applying optimization in financial services, risk management, or pricing
• Experience combining predictive ML models with prescriptive optimization
• Exposure to decision automation or real-time decisioning systems
• Experience deploying optimization models into production workflows
• Knowledge of credit bureaus and external data sources

Benefits

• Fuel Your Life program supporting physical, financial, social, and emotional well-being
• Medical, dental, vision, life, and disability insurance available day one
• Paid parental, caregiver, and military leave
• Tuition assistance and reimbursement programs
• Retirement planning and Employee Stock Purchase Plan
• Professional growth through training and internal mobility opportunities

About the Company

Fiserv is a global leader in Fintech and payments, connecting financial institutions, corporations, merchants, and consumers millions of times a day. We move money and information securely and reliably to drive the transformation of financial services technology.