Senior Analyst, Decision Sciences

Senior Analyst, Decision Sciences – Santa Ana, Costa Rica

Are you keen to unleash your potential in a global business that is redefining the financial services sector? Are you ready to unleash your potential in a global business that is committed to moving money for better ? Are you interested in joining a globally diverse organization where our unique contributions are recognized and celebrated, allowing each of us to thrive? Then it’s time to join Western Union as a Senior Analyst, Decision Sciences.

Western Union powers your pursuit.

Role Responsibilities

• •Develop real time and batch risk models to screen online transactions and stop fraudulent ones
• •Continuously tracking and evaluating of the effectiveness of risk models and rules
• •Document and communicate model results and insights to senior staff in Risk Management.
• •Analyze online transaction activity to identify loss reduction opportunities and devise actionable plans to exploit such opportunities
• •Profile customer behavior to identify opportunities to enhance model/rule performance
• •Conduct ad-hoc data analysis in response to internal and external analytic requests.
• •Provide guidance and mentorship for junior team members

Role Requirements

At least 3 years’ experience in risk analytics, preferably within fraud or financial services .

Master’s degree in a quantitative field (e.g., Statistics, Mathematics, Operations Research) is preferred but not required .

• Strong SQL programming skills and p roficiency in Python for data analysis and modeling.
• •Strong problem solving and analytical skills .
• •Strong communication skills to convey fraud insight .
• •Ability to analyze problems and produce justification to enhance fraud decisions.

We make financial services accessible to humans everywhere. Join us for what’s next.

Western Union is positioned to become the world’s most accessible financial services company —transforming lives and communities. We’re a diverse and passionate customer-centric team of over 8,000 employees serving 200 countries and territories, reaching customers and receivers around the globe. More than moving money, we design easy-to-use products and services for our digital and physical financial ecosystem that help our customers move forward.

Just as we help our global customers prosper, we support our employees in achieving their professional aspirations. You’ll have plenty of opportunities to learn new skills and build a career, as well as receive a great compensation package. If you’re ready to help drive the future of financial services, it’s time for Western Union. Learn more about our purpose and people at https://careers.westernunion.com/ .

Benefits

You will also have access to short-term incentives, multiple health insurance options, accident and life insurance, and access to best-in-class development platforms, to name a few

( https://careers.westernunion.com/global-benefits/ ). Please see the location-specific benefits below and note that your Recruiter may share additional role-specific benefits during your interview process or in an offer of employment.

Your Costa Rica- specific benefits include:

Asociación Solidarista

In house company doctor services

Transportation services options

Referral Program award

Employee Resource Groups (ERG) and committees to volunteer with

Pan American Medical and Life insurance

Cafeteria Discounts

Western Union values in-person collaboration, learning, and ideation whenever possible. We believe this creates value through common ways of working and supports the execution of enterprise objectives which will ultimately help us achieve our strategic goals. By connecting face-to-face, we are better able to learn from our peers, problem-solve together, and innovate.

Our Hybrid Work Model categorizes each role into one of three categories. Western Union has determined the category of this role to be Hybrid. This is defined as a flexible working arrangement that enables employees to divide their time between working from home and working from an office location. The expectation is to work from the office a minimum of three days a week.

We are passionate about diversity. Our commitment is to provide an inclusive culture that celebrates the unique backgrounds and perspectives of our global teams while reflecting the communities we serve. We do not discriminate based on race, color, national origin, religion, political affiliation, sex (including pregnancy), sexual orientation, gender identity, age, disability, marital status, or veteran status. The company will provide accommodation to applicants, including those with disabilities, during the recruitment process, following applicable laws.

#LI- GGC #LI-Hybrid

Estimated Job Posting End Date:

09-23-2025 This application window is a good-faith estimate of the time that this posting will remain open. This posting will be promptly updated if the deadline is extended or the role is filled.