Site Reliability Engineering Intern, Summer 2027 - St. Louis, MO, US

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
Site Reliability Engineering 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 role of the Business Operations Site Reliability Engineer is to be the production readiness steward for Mastercard products. As Business Operations SRE, we are responsible for ensuring that our platform is stable and healthy. We break down barriers to running our products by fostering developer-run ownership and empowering developers to build resilient products. We support our developers during the application build phase in software run principles that include operational design, automation, capacity planning, and monitoring that leads to fault-tolerant, scalable products. We see the big picture and help create and enforce operations standards while facilitating an agile and learning culture.
We support daily operations with a hyper focus on triage, root cause by understanding the business impact of our products and subsequently performing blameless post-mortems. The goal of every Business Operations team is to engage early in the development lifecycle to be more proactive and upfront in the development process, and to proactively manage production and change activities to maximize customer experience and increase the overall value of supported applications.
Business Operations teams also focus on risk management by tying all our activities together with an overarching responsibility for compliance and risk mitigation across all our environments. Ultimately, the role of Business Operations is to align Product and Customer Focused priorities with Operational needs by providing continuous feedback throughout the lifecycle.
What we're looking for:
- Currently enrolled in a Bachelors degree, with an anticipated graduation date between December 2027 and June 2028
- Experience through coursework, projects, or internships with programming/scripting (Python, Go, Bash, or similar), Linux/Unix systems, and foundational networking concepts.
- Familiarity with cloud platforms (AWS, Azure, or GCP), DevOps practices, CI/CD pipelines, containers, and automation tools through academic or hands-on experience.
- Understanding of system monitoring, observability, application reliability, troubleshooting, and performance optimization concepts.
- Exposure to tools such as Splunk, Dynatrace, Jenkins, Bitbucket, PCF, or similar technologies through coursework, projects, internships, or personal learning.
- Strong analytical and problem-solving skills, with a willingness to learn new technologies and work in a collaborative team environment.
- 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.
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 [email protected] 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
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; and on-site fitness facilities in some locations.