Intern, Information Security - Engineering

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
Intern, Information Security - Engineering
Why should I choose Mastercard's internship program?
Mastercard's internship program offers more than hands-on work. It provides an opportunity to build technical skills, expand your network, and make a meaningful impact while working on projects that support business priorities. As a Security Engineering Intern, you'll gain practical experience in cybersecurity while learning how security is designed, implemented, and maintained across a global technology environment.
About the team
Mastercard's Security Engineering teams help protect the technology, systems, applications, and data that power one of the world's leading payment networks. Our teams design, implement, and continuously improve security solutions across areas such as cloud security, application security, identity and access management, threat detection, security automation, and infrastructure security.
Working alongside experienced security professionals, you'll gain exposure to how cybersecurity operates at global scale and how engineering principles are applied to identify risks, strengthen defenses, and build secure and resilient technology.
What you'll do
As a Security Engineering Intern, you'll build foundational cybersecurity and engineering skills, contribute to real-world security projects, and gain experience working with technology used at a global scale. You'll collaborate with experienced security engineers and technology teams to help protect Mastercard's systems, applications, and data. You may:
* Be part of a real security engineering team contributing to live security initiatives and solutions.
* Support the design, implementation, and enhancement of security controls and solutions.
* Help identify, investigate, and remediate security vulnerabilities and risks.
* Contribute to security automation and scripting using languages such as Python or similar.
* Assist with monitoring, analyzing, and responding to security events and potential threats.
* Support cloud, application, infrastructure, or network security initiatives.
* Learn and apply secure engineering and security-by-design principles.
* Assist with security testing, vulnerability assessments, and technical investigations.
* Work with tools and technologies used to protect enterprise systems and environments.
* Participate in code reviews, technical discussions, team meetings, and agile ceremonies.
* Collaborate with security engineers, software engineers, architects, and other technology teams to deliver secure solutions.
* Troubleshoot technical issues and support continuous improvements to security processes and solutions.
* Gain exposure to how cybersecurity is designed and maintained within a large global technology organization.
*Note: responsibilities, projects, tools, technologies, and security domains will vary by team.*
What we're looking for
* Currently pursuing a Bachelor's degree in Computer Science, Cybersecurity, Information Security, Software Engineering, or a related technical field, graduating in summer 2028.
* Full-time availability for a 6-month internship starting in February 2027.
* Basic understanding of programming or scripting languages such as Python, Java, C++, JavaScript, or similar.
* Strong foundation in core computer science, networking, operating systems, or cybersecurity concepts.
* Familiarity with version control tools such as Git.
* Interest in cybersecurity, security engineering, cloud security, application security, or related areas.
* Interest in problem solving, troubleshooting, and investigating technical issues.
* Curiosity, motivation, and a willingness to learn.
* Strong analytical and communication skills, with the ability to collaborate effectively with others.
As an intern, you'll benefit from:
* Mentorship and coaching from experienced security professionals and leaders.
* Networking opportunities with fellow interns, employees, and senior leaders.
* Professional development experiences focused on career growth and technical skill-building.
* Exposure to innovative security technologies and global cybersecurity challenges.
* Hands-on experience working on projects that contribute to Mastercard's security objectives.
* 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.
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.