Fraud Analyst

MQ Referrals Only

4d•Remote

About The Position

As Marqeta’s Fraud Analyst you will play a critical role in detecting, investigating, and mitigating fraud risk across our card programs and payment platforms. This role requires deep expertise in fraud disputes, network chargeback processes, regulatory compliance (Regulation E), and card-network rules, combined with strong analytical and investigative skills. The ideal candidate brings hands-on experience operating within card processing, fintech, or financial services environments, and is comfortable acting as a subject-matter expert across fraud investigations, disputes, and network compliance. We work Flexible First. This role can be performed remotely in the United States, only in one of our Premium or National locations, which you can review here.

Requirements

10+ years of experience in fraud mitigation, investigations, or disputes within card processing, banking, fintech, or financial services
Strong, hands-on experience with Visa and Mastercard chargeback processes, rules, and timelines
Demonstrated expertise in Regulation E (and working knowledge of Regulation Z), including unauthorized transaction handling, provisional credits, and customer notification requirements
Strong working knowledge of disputes case management systems and platforms
Deep understanding of debit and credit card lifecycle, transaction flows, and network ecosystems
Proven ability to analyze large volumes of transactions and dispute data to identify fraud trends and operational risks
Experience using Visa platforms such as Visa Resolve Online (VROL)
Excellent investigative, analytical, and problem-solving skills
Strong written and verbal communication skills, with the ability to clearly document findings and present insights

Responsibilities

Monitor, investigate, and analyze suspicious transaction activity using internal and external fraud and risk monitoring tools
Conduct complex fraud investigations, including card-not-present (CNP), card-present (CP), account compromise, and dispute-driven fraud cases
Gather, document, and maintain detailed evidentiary case files to support fraud decisions
Perform deep-dive analyses to identify fraud trends, root causes, and emerging typologies
Review and action alerts generated by Real-time Transaction Monitoring system
Analyze large datasets to identify red flags, anomalies, and emerging fraud trends
Test, validate, and troubleshoot fraud controls to ensure effectiveness and operational integrity
Document fraud procedures, workflows, and controls to support auditability and operational efficiency
Escalate identified control gaps, compliance risks, or operational issues to management
Serve as a subject-matter expert on disputes, chargeback workflows, and network rules, including timelines and evidence requirements
Apply deep knowledge of Regulation E to ensure compliant handling of unauthorized transaction claims, provisional credits, timelines, and customer notifications
Collaborate closely with Disputes, Compliance, and Operations teams to identify emerging fraud patterns and systemic risks
Utilize Visa Resolve Online (VROL) to investigate fraudulent transactions and support chargeback workflows
Support continuous improvement initiatives across fraud monitoring, disputes handling, and regulatory compliance

Benefits

Multiple health insurance options
Flexible time off – take what you need
Retirement savings program with company contribution and after tax contributions
Equity in a publicly-traded company and an Employee Stock Purchase Program
Family-forming benefits, fertility support, and up to 20 weeks of Parental Leave
Free therapy sessions, financial and professional coaching, and legal advice
Monthly stipend to support our remote work model
Annual “development dollars” to support our people growth and development
Through Flex First, the freedom to live and work wherever you and your family thrive

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