Senior Security Engineer (Cloud Identity) (Toronto)

Responsibilities

We’re seeking an experienced Senior Security Engineer with a strong passion for Identity and Access Management(IAM) and proven expertise in cloud-native environments, particularly AWS In this role, you’ll help shape and implement up-to-date identity strategies to secure access across all of Marqeta’s systems and services—100% cloud-based, with no data center footprint Building and evolving our Identity Governance and Administration (IGA) capabilities Implementing & Operating Privileged Access Management (PAM) in a cloud-first (AWS-focused) environment Designing and architecting a Certificate Lifecycle Management solution that supports cloud-native workloads Driving integration of IAM across AWS services, SaaS platforms, and developer/DevOps pipelines Designing identity and access controls to protect AI/ML systems—ensuring secure access to training data, models, and inference APIs Develop and lead implementation of robust IAM strategies aligned with cloud-nativ...