Principal Security Engineer, AI & Payment

Become a leading force in security at Marqeta as a Principal Security Engineer focused on Product and AI. Drive product security engineering and AI security initiatives while working remotely from anywhere in the USA.

In this pivotal role, you will lead the product security engineering across Marqeta’s payment platform, enhance our AI security program, and provide oversight for infrastructure security. You’re expected to employ your deep expertise in threat modeling, secure coding, and AI security as you partner with various teams across the organization, including Product Security and Security Operations.

Key Responsibilities:

• Lead product security engineering and threat modeling for payment systems

• Develop AI security controls and secure ML pipelines

• Oversee infrastructure security including endpoint protection and VPN settings

• Shape security engineering practices across the organization

• Mentor security engineers and cross-functional teams

Requirements:

• 10+ years of security engineering experience

• Expertise in product security, API security, and secure SDLC practices

• Strong knowledge in AI/ML security and risks

• Experience in cloud-native environments (AWS preferred)

• Ability to communicate security risks to diverse audiences

Harness your deep security skills to elevate Marqeta’s commitment to safe payment solutions and AI technologies.
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