Platform Engineering Intern, Summer 2027 âEUR\" St. Louis, MO, US

Mastercard; O’Fallon (MO); On-site; USD 34,000 - 41,000; Full time

Benefits offered by this job

Mentorship

Networking with interns

Professional development

Exposure to innovative technologies

Team-building activities

Job summary

Mastercard's FABRIC team seeks a Platform Engineering Intern for Summer 2027 in St. Louis, MO. You will help codify institutional knowledge into automated, IaC-based workflows and build machine-managed AI and Operations capabilities that support real-time dashboards and operational excellence.

You'll gain mentorship, network with peers and leaders, and work on projects that align with business priorities while expanding your Python and automation skills in a fast-paced payments environment.

Qualifications

• Enrolled in a Bachelor's degree program with expected graduation between Dec 2027 and Jun 2029.
• Experience with Python development and scripting.
• Familiarity with Ansible for automation and configuration management.
• Experience with Git or other source control tools.
• Working knowledge of Unix/Linux environments.
• Exposure to AI tools such as Microsoft Copilot, Claude, or similar technologies.
• Preferred Terraform and infrastructure as code (IaC) experience.

Responsibilities

• Codify organizational knowledge across Compute, Storage, Mainframe, and HP platforms into AI-driven operations.
• Develop and maintain a machine-managed AI & Operations platform using IaC patterns and standardized workflows.
• Deliver real-time dashboards showing tasks, automation adoption, platform health, and KPIs across payments infrastructure.
• Accelerate modernization by enabling self-service automation and continuous improvement across platforms.

Skills

Python development

Ansible

Unix/Linux

AI tools exposure

Education

Bachelor's degree in progress

Tools

Git

Terraform

Job description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, 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

Platform Engineering Intern, Summer 2027 St. Louis, MO, USWhy join Mastercards 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 FABRIC team is building a machine-managed AI and Operations platform that captures and codifies organizational knowledge across Compute, Storage, Mainframe, and HP environments. This platform converts institutional expertise into reusable automation, standardized workflows, and Infrastructure-as-Code patterns, accelerating operational excellence across critical payments infrastructure and traditional platforms.

Responsibilities

• Codify organizational knowledge across Compute, Storage, Mainframe, and HP platforms into controlled AI-driven operations, creating a consistent foundation for automation, governance, and operational excellence.
• Develop and maintain a machine-managed AI & Operations platform that transforms institutional expertise into reusable automation assets, Infrastructure-as-Code (IaC) patterns, and standardized workflows.
• Deliver operational dashboards that provide real-time visibility into tasks, objectives, automation adoption, platform health, workflow execution, and key performance indicators across critical payments infrastructure.
• Accelerate modernization and resiliency by enabling self-service automation, measuring outcomes through objective-based dashboards, and driving continuous improvement across traditional and mission-critical platforms.

What were looking for

• Currently enrolled in a Bachelors degree, with an anticipated graduation date between December 2027 and June 2029
• Experience with Python development and scripting
• Familiarity with Ansible for automation and configuration management
• Experience using Git or other source code management tools
• Working knowledge of Unix/Linux environments
• Exposure to AI tools such as Microsoft Copilot, Claude, or similar technologies
• Preferred Experience with Terraform and infrastructure as code (IaC)
• This role is not eligible for Mastercards 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.

Compensation: $25-30/hr

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 [e-mail] 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.

Corporate Security Responsibility

• Abide by Mastercards 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 Mastercards guidelines.

In line with Mastercards 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; and on-site fitness facilities in some locations.