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Posted Apr 14, 2026

**Experienced Senior Investigator – Customer Fraud, eCommerce Investigations Fraud and Enforcement Team**

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Join arenaflex, a global leader in eCommerce, as we seek a highly motivated and data-savvy Senior Investigator to lead our Customer Fraud team in Goodyear, AZ. As a key member of our eCommerce Investigations Fraud and Enforcement Team, you will play a critical role in protecting arenaflex's people, product, and data by developing a comprehensive understanding of complex fraud schemes and driving loss avoidance initiatives. **About arenaflex** arenaflex is a customer-obsessed company that is revolutionizing the way people shop and live. With a passion for innovation and a commitment to excellence, we strive to create a workplace culture that is inclusive, diverse, and empowering. Our eCommerce platform is a hub of activity, with millions of customers shopping with us every day. As a Senior Investigator, you will be part of a team that is dedicated to ensuring the integrity of our platform and protecting our customers from fraudulent activity. **A Day in the Life** As a Senior Investigator, you will be responsible for leading high-scale customer return fraud and abuse investigations, as well as driving loss avoidance initiatives in alignment with organizational goals. Your day will be filled with: * Deep diving into data from multiple streams to identify cases involving large-scale return fraud and abuse * Leveraging SQL to conduct further data mining and risk analyses of complex data sets to identify trends that deviate from normal customer return behavior * Organizing comprehensive and accurate case documents and data packets for use in Legal and Law enforcement referrals * Providing analytically derived solutions to mitigate current and emerging return fraud and abuse schemes * Communicating program issues, mitigation opportunities, and recommended solutions in a concise and professional manner to all levels of leadership * Collaborating with various stakeholders to enhance existing reporting mechanisms and develop new ones **Key Responsibilities** * Identify egregious patterns of return fraud/abuse and collaborate with various partner teams accordingly to build case scope * Efficiently construct comprehensive case referrals for presentment to internal and external partners, including Amazon Legal & Law enforcement * Provide on-site and/or remote training (some travel may be required) to S&LP field partners pertaining to our team's role/scope, common abuse schemes, how we collaborate with the field to drive mitigation efforts, current/future initiatives, etc. * Provide case/project updates as needed to partner teams * Consistently demonstrate a 'Bias for Action' & 'Think Big' mentality through continuous exploratory research to identify how we can further our Investigative reach **Essential Qualifications** * 6+ years of compliance, audit, or risk management experience * Knowledge of Microsoft Office products and applications at an advanced level * Bachelor's degree or equivalent * Experience building cross-functional partnerships and influencing stakeholders across the organization to act without having a direct reporting relationship * Experience developing and implementing standards, policies, and programs or equivalent * Knowledge of data mining & analysis with tools such as SQL or similar **Preferred Qualifications** * Project Management Professional (PMP) or equivalent certification * Experience leveraging technology and implementing lean principles / Six Sigma methodologies to drive process improvements or equivalent * Bachelor's Degree in Criminal Justice or related field * Certified Fraud Examiner or similar certification **Benefits and Perks** * Medical, Dental, and Vision Coverage * Maternity and Parental Leave Options * Paid Time Off (PTO) * 401(k) Plan * Opportunities for career growth and professional development * Collaborative and inclusive work environment * Recognition and rewards for outstanding performance **Work Environment and Culture** arenaflex is committed to creating a workplace culture that is inclusive, diverse, and empowering. Our team is passionate about innovation and excellence, and we strive to create a work environment that is collaborative, dynamic, and fun. As a Senior Investigator, you will be part of a team that is dedicated to protecting our customers and ensuring the integrity of our platform. **How to Apply** If you are a motivated and data-savvy individual who is passionate about protecting customers and ensuring the integrity of our platform, we encourage you to apply for this exciting opportunity. Please submit your resume and a cover letter outlining your qualifications and experience. We look forward to hearing from you! **Equal Opportunity Employer** arenaflex is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. We are committed to creating a workplace culture that is inclusive, diverse, and empowering. **Accommodations for Applicants with Disabilities** If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit our website for more information. **Contact Us** If you have any questions or would like to learn more about this opportunity, please contact our Recruiting Partner at [arenaflex email address]. We look forward to hearing from you!
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