Senior Security Engineer - Cloud Identity

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 modern identity strategies to secure access across all of Marqeta’s systems and services—100% cloud-based, with no data center footprint. Join us in building a secure, scalable, and frictionless IAM program where you’ll play a crucial part in: 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. The Impact You’ll Have Develop and lead implementation of robust IAM strategies aligned with cloud-native architecture and security principles. Expand and operationalize the IAM program across IGA, PAM, SSO, MFA, access management, secrets management, and certificate lifecycle. Automate identity provisioning, de-provisioning, and access reviews using AI tools and infrastructure-as-code. Design IAM integrations for AWS-native services (Lambda, EC2, S3, IAM, etc.), SaaS platforms, and third-party identity tools (e.g., Okta, CyberArk). Promote and enforce least privilege and zero-trust principles through scalable access controls and policy automation. Mentor junior engineers and serve as a technical lead for IAM-related projects. Collaborate with Security, DevOps, and Infrastructure teams to embed IAM controls across the engineering lifecycle. Stay ahead of emerging trends and continuously refine IAM strategy based on evolving cloud threats and compliance requirements. Who You Are A minimum of 8 years related experience with a Bachelor’s degree; or 5 years and a Master’s degree; or a PhD with 3 years’ experience; or equivalent combination of related education and work experience. Strong experience with IAM tools (e.g., Okta, CyberArk, Ping, SailPoint). Deep knowledge of IAM in cloud-native environments, especially AWS IAM, roles, policies, permissions boundaries, and federation. Proficiency in infrastructure-as-code (e.g., Terraform, CloudFormation). Familiarity with authentication and authorization protocols (SAML, OAuth2, OpenID Connect, Kerberos). Strong grasp of directory services like Active Directory, LDAP, and cloud-based alternatives. Hands-on skills in scripting (e.g., Python, PowerShell) to automate IAM operations. Solid understanding of compliance standards: NIST, SOC 2, PCI DSS, etc. Proven experience integrating IAM into CI/CD pipelines, secrets management, and DevOps workflows. Excellent communication skills and ability to influence and lead cross-functional teams. Nice to have Relevant certifications such as CISSP, CISM, or IAM-specific credentials (e.g., CIAM/CAMS, CyberArk Certified, Okta Certified Consultant). Experience with AWS technologies such as Lambda, S3, DynamoDB, RDS, Aurora, SNS, SQS, CloudTrail, CloudWatch, Code Pipeline, AWS Developer Tools, and IAM roles and permissions Experience with DevOps tools and practices, including secrets management and CICD pipelines Manager Sandeep Chotwani Recruiter for this role Kayla Osuna Compensation and Benefits Marqeta is a Flex First company which allows you to choose your best working environment, whether that be from home or at a company office. To support Flex First, we calibrate pay to a competitive value according to working location. When determining salaries, we consider several factors including, but not limited to, skills, prior experience, and work location. The new-hire base salary range for this position, reflected in CAD, is: 136,800 - 171,000 We also believe in recognizing the contributions of our people. That's why we award annual bonuses to eligible employees, rewarding both individual performance and the success of the entire company. Along with monetary compensation, Marqeta offers Multiple health insurance options Flexible vacation time Retirement savings program with company contribution Equity in a publicly-traded company Monthly stipend to support our remote work model Annual “development dollars” to support our people growth and development Family-forming benefits and up to 20 weeks of Parental Leave About Marqeta Marqeta is on a mission to change the way money moves. We’re one of the earliest enablers of embedded finance, a market opportunity sized up in the trillions. Our card issuing platform provides unprecedented flexibility and control for companies to issue cards, authorize transactions, and manage payment operations in real time. Marqeta is powering the most well known brands in the new economy (Block, Cash App, Affirm, Instacart, Doordash, Uber, Walmart, etc). You don’t need to be a Payments expert to join the Marqeta Team, let us help you with that.  This is the opportunity of a lifetime to work with innovators around the world and unlock equitable financial access for all. Marqeta’s Values – Solve for the Customer: With a deep understanding of our customers' business and empathy for their needs, we deliver products and services that drive their success. Earning and keeping their trust guides everything we do. – Do What's Right: Knowing businesses and livelihoods depend on us, we pursue solutions that disrupt responsibly and deliver high-quality results that our customers count on. We own our work from start to finish. – Simplify and Innovate: We approach challenges with curiosity and take smart risks. Innovation comes from finding better, simpler ways to achieve extraordinary outcomes. – Win as a Team: We succeed together by embracing diverse perspectives and pushing each other to raise the bar. We lead with humility and set aside hierarchy to work as a team. – Make it Count: We drive forward with focus and agility. With a sense of urgency and purpose, we get the job done, and done right. Equal Employment Opportunity, Accommodations and Privacy Marqeta is an equal opportunity employer committed to an inclusive workplace that fosters belonging. We do not discriminate based on race, color, religion, sex (including pregnancy, lactation, childbirth, or related medical conditions), veteran status or uniformed service member status, age, national origin or ancestry, citizenship or immigration status, physical or mental disability, gender identity, gender expression, sexual orientation, genetic information (including testing or characteristics) or any other characteristic protected by applicable law. We also consider qualified applicants with criminal histories, consistent with legal requirements. Marqeta endeavors to make reasonable accommodations for applicants with disabilities. If you are an individual with a disability and require a reasonable accommodation to submit this application, complete any pre-employment testing, or otherwise participate in the employee selection process, please submit this form with your specific accommodation request. Personal data that is provided as part of the application and recruitment process is processed in accordance with the Applicant Privacy Notice . Additional information for California residents can be found here .