Platform Engineering Intern

Mastercard

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Quick summary

Work type
On-site
Location
O Fallon, MO
Employment
Intern
Posted
1 day ago
Freshness
Confirmed live today

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How this pay compares to similar roles

Similar $145k
$94k $196k
below market most similar roles pay here above market

This listing doesn't post a salary. Most similar roles pay $104,000–$186,300.

Based on 240 similar postings.

Employer

About Mastercard

Mastercard is a global technology company in the payments industry, processing transactions between financial institutions and merchants using its extensive network of credit, debit, and prepaid card products. Industry: Payments Technology & Financial Services

Mastercard currently has 150 open roles on FindRole.

Listed pay typically runs $122,000–$207,000 across 142 roles with salary data.

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At a glance

TL;DR · Platform Engineering Intern

The Platform Engineering Intern, Summer 2027 joins the Platform Architecture team to support critical payment infrastructure. This role involves designing platform architectures, creating detailed Visio diagrams for complex applications, and performing dependency mapping. The intern will work on the Decision Management Program, a high-volume payment processing component that utilizes bare metal server environments across in-house data centers. Key responsibilities include assisting with infrastructure and data center design while ensuring applications are scalable, resilient, and highly available. Required technical skills include foundational knowledge of AWS, Azure, or GCP, and exposure to Docker, Kubernetes, and Linux. Candidates should also possess familiarity with Infrastructure-as-Code tools like Terraform, Ansible, or Jenkins, alongside experience with Java application servers and enterprise environments to solve complex architectural problems.

What you'll do

  • Design platform architectures for complex applications and infrastructure solutions.
  • Create detailed Visio diagrams and architecture documentation for enterprise systems.
  • Map application dependencies and infrastructure components for high-volume payment processing.
  • Support the design and modernization of bare metal server environments.
  • Ensure applications are built on scalable, resilient, and highly available platforms.
  • Assist in managing infrastructure for the Decision Management Program (DMP).
  • Maintain information security by abiding by corporate policies and reporting breaches.

What we're looking for

  • Must be currently enrolled in a Bachelor's degree with an anticipated graduation date between December 2027 and June 2028.
  • Must have foundational knowledge of cloud computing platforms such as AWS, Microsoft Azure, or GCP.
  • Must understand infrastructure concepts including high availability, capacity planning, scalability, and micro-segmentation.
  • Must have exposure to containerization technologies and orchestration platforms like Docker and Kubernetes through coursework, projects, or internships.
  • Must have familiarity with Infrastructure-as-Code and automation tools such as Git, Bitbucket, Jenkins, Terraform, Ansible, or Chef.
  • Must have basic knowledge of Java application servers and enterprise application environments.
  • Must have experience working with Linux operating systems through academic projects, labs, or personal learning.
  • Work authorization.

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