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Job description
Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.
Title and Summary
Data Scientist Intern, Summer 2027 – St. Louis, MO, US
Why join Mastercard’s internship program?
Mastercard's internship program offers more than hands‑on work. It provides an opportunity to build skills, expand your network, and make a meaningful impact while working on projects that support business priorities.
It provides an opportunity to build skills, expand your network, and make a meaningful impact while working on projects that support business priorities.
About the team
The ONE Data Strategy team is a core function within Mastercard's ONE Data & Governance organization. Our mission is to deliver a unified operational data strategy and platform, integrating a modern Data Lake and lakehouse‑aligned architecture that connects batch, streaming and operational data across multiple platforms.
The ONE Data Strategy team serves as both a strategy and delivery organization focused on transforming data into a trusted enterprise asset that powers decision‑making, operational efficiency, governance, AI‑driven innovation, and future business capabilities.
What we’re looking for
Currently enrolled in a Bachelors degree in Data Science or a related field, with an anticipated graduation date between December 2027 and June 2028
Experience with or knowledge of operational data platforms and observability tools, such as AIOps, Splunk, telemetry systems, DevOps tools, and Dynatrace
Experience applying data analytics techniques, including anomaly detection, forecasting, and data engineering
Proficiency in data visualization and dashboard development using tools such as Power BI, R, Shiny, or Splunk
Ability to analyze complex datasets and translate insights into actionable business recommendations
Hands‑on experience with machine learning projects, including model development, deployment, or operationalization is a plus
Familiarity with leveraging telemetry and operational data to identify trends, optimize performance, and support predictive analytics initiatives is a plus
This role is not eligible for Mastercard’s work authorization sponsorship. As such, candidates must be eligible to work in the United States, now as well as in the future, without employer sponsorship.For example, students or recent graduates in the United States on an F1 visa(including those with CPT or OPT authorization) are not eligible for this role.
As an intern, you'll benefit from
Mentorship and coaching from experienced professionals and leaders
Networking opportunities with fellow interns, employees, and senior leaders
Professional development experiences focused on career growth and skill‑building
Exposure to innovative technologies and global business challenges
Volunteer, community engagement, and team‑building activities
Many of our interns continue building their careers with Mastercard through full‑time opportunities, early career programs, or future internships.
Mastercard is a merit‑based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role.
In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:
Abide by Mastercard’s security policies and practices
Ensure the confidentiality and integrity of the information being accessed
Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines
In line with Mastercard’s total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role.
The base salary offered may vary depending on multiple factors, including but not limited to location, job‑related knowledge, skills, and experience.
Mastercard benefits for full time (and certain part time) employees generally include:
insurance (including medical, prescription drug, dental, vision, disability, life insurance)
flexible spending account and health savings account
paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave)
80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro‑rated based on date of hire
10 annual paid U.S. observed holidays
401k with a best‑in‑class company match
deferred compensation for eligible roles
fitness reimbursement or on‑site fitness facilities
eligibility for tuition reimbursement
and many more
Mastercard benefits for interns generally include:
56 hours of Paid Sick and Safe Time
jury duty leave
on‑site fitness facilities in some locations
Everyone wants easier ways to pay; we invent them. Checkout lines are slow; we speed them along. Merchants want more sales; we give them data and insights. People need financial access; we connect them. Corporate purchasing is complicated; we make it simple. Commuters are busy; we speed them on their way. Governments need greater efficiencies; we help create them. Small businesses are virtual; we give them access to a world of buyers. Retailers want to fight fraud; we provide the tools.
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Who can apply
Review the original listing for work authorization, qualifications and employer requirements.