Information Security Engineer II

Mastercard
O'Fallon, Missouri$92k – $147kPosted 6 April 2026

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 Information Security Engineer II Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Mission First, People Always As Corporate Security, we are responsible for keeping Mastercard safe and secure from cyber and physical threats, and it is our people on the frontlines who make this happen every day. By taking care of our people, their wellbeing, and career development, we provide them the necessary tools and environment to ensure the success of our mission. Overview The Business Security Enablement Guild is looking for an Information Security Engineer II to join our team. The ideal candidate is passionate about cybersecurity policies and governance, highly motivated, analytical, intellectually curious, knowledgeable in cybersecurity, and cloud service deployment. Role In this role, you will: · Support the creation of technical documents for project teams. · Support project related tasks and implementation. · Leverage a growing understanding of security policies, regulatory compliance (i.e. Payment Card Industry, General Data Protection Regulation), and industry best practice. · Leverage growing security experience and knowledge within the security operations and technology. · Assist in the definition of security requirements and guidelines to ensure repeatable processes are followed by worldwide teams. · Assist in the strategy, standards, and architecture for the security aspects of the Security operation, architecture, and program health. All About You The ideal candidate for this position should have: · An understanding of information security, risk and data privacy within the domain of digital commerce including relevant practical experience, integration of different security technologies, and designing secure multi-domain solutions. · A broad awareness of security operations concepts and practices across all phases of the delivery lifecycle. · An understanding and knowledge of continuous delivery/continuous integration processes and procedures including critical security considerations in automated workflows. · An understanding of security services (authentication, vulnerability management, and security log monitoring). NICE Framework References This Mastercard role shares Knowledge, Skills, and Abilities with related National Initiative for Cybersecurity Education work roles: · Defensive Cybersecurity · Incident Response · Insider Threat Analysis · Vulnerability Analysis Corporate Security Responsibility Every person working for, or on behalf of, Mastercard is responsible for information security. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and therefore, it is expected that the successful candidate for this position must: · Abide by Mastercard’s security policies and practices ... (truncated, view full listing at source)
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