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Senior Risk Investigator - Card Fraud

Remote, USA Full-time Posted 2025-11-24
Description: • Review and action card fraud alerts in MasterCard Fraud Center and our internal transaction monitoring queue • Write new or tune existing card decline/monitoring rules directly in MasterCard Fraud Center, and backtest rules to assess customer friction tradeoffs • Collaborate with the Disputes team to understand and respond to new fraud trends that emerge from customer-reported unauthorized transactions • Send outbound customer communications to notify customers about potentially suspicious/unauthorized transactions • Work with the Customer Support team to resolve customer inquiries related to card declines due to risk rules • Directly collaborate with Risk Strategy, Risk Product, Risk Engineering to help build foundational elements of Mercury’s Card Fraud program • Write clear documentation on current processes, and drive process and tooling enhancements to maximize efficiency Requirements: • 4+ years of experience monitoring and mitigating card fraud in a high-paced, FinTech environment • Familiarity with MasterCard Fraud Center or similar fraud management tools such as Accertify, Falcon, etc. • Being a highly motivated self-starter who is comfortable working within a high stakes environment under minimal supervision • The ability to modify SQL queries to leverage internal data for deeper investigations, or write your own! • Loving problem solving and making product and processes more efficient • Comfort working flexible hours to support business critical situations on an as-needed basis Benefits: • Base salary • Equity (stock options) • Highly competitive salary and equity ranges Apply Job!  

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