OneMain Financial Jobs

Fraud Specialist

Minato-Ku, Tokyo, Japan(Hybrid)

Job Description

In this role, you will be primarily responsible for handling inquiries from card members regarding fraudulent transactions and conducting transaction verification. Your duties will also include obtaining authorization codes from merchants, processing authorization cancellation requests, and verifying customer identity and profile information with merchants to prevent fraudulent transactions.

All tasks must be carried out promptly and accurately in accordance with established operational procedures and security policies, ensuring a clear understanding of each situation.

You will be required to comply with all relevant laws and regulations, including the Installment Sales Act and Personal Information Protection Act, as well as internal policies. This includes the proper handling of confidential information (e.g., strict prohibition of unauthorized removal) and maintaining accurate records of all actions taken.

Success in this position will be measured by your ability to consistently deliver high-quality customer service to reassure customers and maintain trust.

Additionally, your prompt response to fraudulent activity will contribute to minimizing financial losses, and your ability to collaborate effectively with internal teams will be essential.

Responsibilities

■ Fraud Prevention and Investigation

• Conduct charge verification with card members and perform an initial assessment of suspected fraudulent activity

• Handle customer-reported fraud cases and accurately document all case details and actions taken

• Process card suspension and reissuance requests

■ General Responsibilities

• Ensure strict adherence to established manuals, operational procedures, and policies

• Promote initiatives to enhance customer satisfaction

• Recommend process improvements to drive efficiency and service quality enhancements

■ Working Conditions

• Working Hours: Shift-based schedule (9:00 AM – 9:00 PM, including weekends and public holidays)

• Days Off: Two days off per week

• Work Arrangement: Hybrid (minimum 3 days per week in the office; during training, primarily office-based)

■ Training

• Training Period: 3 months (including on-the-job training)

• Ongoing Training: Regular refresher training sessions

Qualifications

• Experience in a call center or customer service role

• Advanced communication skills in Japanese

• Strong commitment to compliance with laws and regulations

• Business-level proficiency in Japanese

■ Preferred Qualifications

• Experience in the credit card or payments industry

• Experience in fraud investigation or chargeback operations

• English language skills (reading, writing, and speaking)

At American Express, our culture is built on a 175-year history of innovation, shared values (https://www.americanexpress.com/en-us/company/who-we-are/) and Leadership Behaviors, and an unwavering commitment to back our customers, communities, and colleagues. From delivering differentiated products to providing world-class customer service, we operate with a strong risk mindset, ensuring we continue to uphold our brand promise of trust, security, and service.

As part of Team Amex, you’ll experience our powerful backing with comprehensive support for your holistic well-being and many opportunities to learn new skills, develop as a leader, and grow your career. Here, your voice and ideas matter, your work makes an impact, and together, you will help us define the future of American Express.

We back you with benefits that support your holistic well-being so you can be and deliver your best. This means caring for you and your loved ones' physical, financial, and mental health, as well as providing the flexibility you need to thrive personally and professionally:

• Competitive base salaries

• Bonus incentives

• Support for financial-well-being and retirement

• Comprehensive medical, dental, vision, life insurance, and disability benefits (depending on location)

• Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need

• Generous paid parental leave policies (depending on your location)

• Free access to global on-site wellness centers staffed with nurses and doctors (depending on location)

• Free and confidential counseling support through our Healthy Minds program

• Career development and training opportunities

Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations.

Job Info

• Job Identification 26004381

• Job Category Operations/Customer Service

• Posting Date 04/22/2026, 08:03 AM

• Apply Before 05/16/2026, 02:59 PM

• Job Schedule Full time

• Job Shift Day

• Locations AMEX Kamiyacho Trust Tower, Minato-ku, Tokyo, 105-6920, JP(Hybrid)

• Career Area Customer Service and Travel