Senior Information Security Engineer (Cloud Security) at Mastercard

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

Senior Information Security Engineer (Cloud Security)

Who We Are:

Master Card 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 Master Card 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 with the necessary tools and environment to ensure the success of our mission.

The Role:

The Cloud Security Engineering team is hiring a Senior Cloud Security Engineer to help secure Master Card's public cloud environments. This is a hands on role focused on implementing and operating Cloud Native Application Protection Platform (CNAPP), Cloud Security Posture Management (CSPM), and Cloud Workload Protection Platform (CWPP) capabilities at scale.

What You’ll Do:

• Operate and administer CNAPP platforms (CSPM, CWPP, CI/CD security) across public cloud and hybrid environments, ensuring continuous monitoring, policy enforcement, and platform health
• Execute on-boarding and life cycle management of cloud accounts, Kubernetes clusters, and CI/CD pipelines into the CNAPP platform, following standard operating procedures
• Analyze, triage, and prioritize CNAPP findings, including misconfigurations, workload vulnerabilities, runtime alerts, and policy violations
• Partner with cloud platform, DevOps, SOC, and Vulnerability Management teams to track remediation activities and validate closure of identified cloud risks
• Provide operational security guidance to engineering teams on CNAPP findings, remediation options, and secure configuration patterns
• Support secure cloud design and implementation by validating configurations against regulatory, internal, and industry best practice controls (e.g., PCI, CIS, NIST, CSA)
• Translate cloud security risks into clear, actionable insights, dashboards, and metrics for engineering, platform, and business stakeholders
• Contribute to CNAPP tool evaluation and optimization, including testing new features, tuning policies, reducing alert noise, and supporting vendor assessments and business cases

What You Bring:

• Hands on experience in cloud and information security within regulated environments
• Strong expertise in CNAPP, CSPM, CWPP, and Cloud Detection & Response (CDR)
• Solid understanding of CI/CD pipelines, image vulnerability scanning, and Dev Sec Ops practices
• Strong Kubernetes and container security knowledge
• Working knowledge of cloud compliance standards and security frameworks, with the ability to apply them in public cloud environments (ISO/IEC 27001 & 27002, PCI, NIST, CIS…)
• Technical competency in Policy as Code and Security as Code approaches
• Working knowledge of identity and access management, application security, and threat detection
• Practical experience securing native AWS and Azure services
• Ability to work effectively in a global environment with strong communication skills

NICE Framework References:

National Initiative for Cyber security Education (NICE) competency proficiency levels of proficient to advanced in the following areas:

• Protection and Defense
• Design and Development
• Implementation and Operation
• Communication
• Critical Thinking
• Problem Solving

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.