Security Infrastructure Engineer, Internal Identity

As a Security Infrastructure Engineer at Stripe, your main responsibilities will include designing, implementing, and maintaining scalable and reliable identity and access management systems. You will collaborate with your team to ensure that critical authentication and authorization infrastructure meets the 99.99% Service Level Objectives (SLOs). Monitoring system performance, automating processes using tools like Terraform, and conducting post-incident reviews are also key components of this role.

To be considered for the role of Security Infrastructure Engineer at Stripe, you'll need a minimum of 5 years of experience in Infrastructure Engineering or Site Reliability Engineering. Proficiency in cloud services such as AWS, GCP, or Azure, along with scripting skills in languages like Go and Python, is essential. While security experience is preferred, it’s not mandatory, so if you're eager to learn and grow, you are encouraged to apply!

The Internal Identity Team at Stripe ensures security while enhancing user experience by providing tools that enforce strict authentication and authorization controls. They design systems that support seamless user access, while also focusing on reliability and performance. By building infrastructure with high availability and low latency, the team makes sure that users can securely access their resources without compromising on ease of use.

As a Security Infrastructure Engineer at Stripe, familiarity with cloud services like AWS, Google Cloud Platform, or Azure is crucial. Comfort with infrastructure automation tools such as Terraform and Puppet is a must, alongside strong programming skills in languages such as Go and Python. Additionally, knowledge of monitoring and alerting tools like Prometheus and Grafana is necessary for maintaining optimal system performance.

A Security Infrastructure Engineer at Stripe will work on a variety of projects that involve developing and improving identity and access management systems. This includes enhancing system reliability, automating operations, managing performance tuning for databases, and implementing best practices for site reliability. You'll have the opportunity to tackle significant challenges in security while contributing to the overarching mission of Stripe.

When answering this question, detail your relevant experience in Infrastructure Engineering and Site Reliability. Discuss specific projects where you enhanced operational efficiency or automated processes. Don’t forget to mention the tools you used like Terraform, Puppet, and how you ensured system reliability.

To effectively answer this question, list the monitoring tools you are familiar with such as Prometheus, Grafana, or Splunk. Provide examples of how you have utilized these tools to diagnose issues and improve system performance in your previous roles.

Explain the strategies you've employed to achieve high availability. This could include load balancing, clustering, redundancy, and how you've designed your systems to withstand failures while still maintaining uptime.

Provide a clear overview of identity and access management systems, explaining their importance in security infrastructure. Discuss your knowledge of authentication, authorization, and how these systems protect sensitive data.

Use the STAR method (Situation, Task, Action, Result) to articulate a specific challenge you encountered. Detail the technical and logistical steps you took to address the problem and reflect on what you learned from the experience.

Mention the programming languages you are skilled in, particularly Go and Python, as relevant for the Security Infrastructure Engineer role. Provide examples of projects where you wrote scripts or developed applications that enhanced infrastructure efficiency.

Discuss your philosophy on automation and the tools you’ve employed, such as Terraform or CI/CD pipelines. Illustrate with examples of specifically automated tasks and the impact they had on your team’s workflow.

Talk about your approach to task management, perhaps using time management techniques or tools. Mention how you assess urgency versus importance and provide an example of how you successfully juggled multiple priorities.

Detail your process for conducting post-incident reviews, emphasizing how you analyze the situation, gather team input, and create actionable recommendations. Explain how you implement changes based on those insights to prevent similar issues.

Express your interest in Stripe’s mission and values. Highlight what excites you about the role and how your skills align with the team's goals. Be genuine about your passion for security and infrastructure engineering.