Sr. Systems Engineer, Cloud Infrastructure - job 13 of 20

As a Sr. Systems Engineer, Cloud Infrastructure at Visa, your core responsibilities will include constructing secure and scalable cloud infrastructure solutions that underpin Visa’s global payment systems. You'll need to work closely with Cloud Architects to guide the design and implementation of enterprise-level infrastructure and spearhead the adoption of DevOps principles like Infrastructure as Code and automation. You will also establish best practices for cloud provisioning and work with stakeholders to ensure a robust security posture.

To qualify as a Sr. Systems Engineer, Cloud Infrastructure at Visa, you should have hands-on experience deploying infrastructure solutions across major public clouds such as AWS, GCP, or Azure. A strong understanding of Infrastructure as Code and familiarity with automation practices at scale are essential. Technical experience in Kubernetes, microservices architecture, and establishing cloud security measures will also be significant assets in this role.

In the Sr. Systems Engineer, Cloud Infrastructure role at Visa, Infrastructure as Code (IaC) plays a central role in ensuring efficient cloud infrastructure provisioning. You'll be responsible for implementing IaC using tools like Terraform and CloudFormation, enabling standardized and accelerated deployments across multiple environments. This process includes defining reusable modules and setting up CI/CD pipeline templates to automate cloud application deployments securely and efficiently.

A Sr. Systems Engineer, Cloud Infrastructure at Visa should be well-versed in popular cloud platforms including AWS, GCP, and Azure. Being knowledgeable about the services and features offered by these platforms is crucial for guiding the design and implementation of effective and reliable cloud infrastructure solutions to meet the bank's operational demands.

Collaboration is key in the Sr. Systems Engineer, Cloud Infrastructure position at Visa. You will work alongside Cloud Architects and other stakeholders to define and implement cloud solutions. Furthermore, you'll share your technical expertise with peers and operational teams, which is vital to fostering a culture of knowledge-sharing and ensuring that best practices in cloud architecture and security are effectively communicated and executed.

In answering this question, detail specific projects or tasks you’ve handled on these cloud platforms. Focus on how you utilized their services to solve problems or implement solutions. Highlight your familiarity with provisioning, scaling, maintaining, and optimizing cloud resources.

Discuss specific tools you’ve used, like Terraform or CloudFormation, and examples of deployments or automations you've executed using IaC principles. Share how this practice assisted in streamlining processes, improving efficiency, or increasing security.

Emphasize your understanding of cloud security best practices, including IAM, network security, and compliance measures. Provide examples of how you've implemented security protocols, performed audits, or contributed to maintaining a secure cloud infrastructure.

Choose a specific instance where you encountered a significant challenge, such as scaling issues or service outages. Discuss how you identified the problem, the steps you took to resolve it, and the lessons learned from the experience.

Detail your experience with monitoring tools and logging best practices. Explain how you set up monitoring for infrastructure performance and any specific measures you took to ensure that logs provided adequate visibility into system behavior and security incidents.

Provide a brief overview of DevOps principles, emphasizing collaboration, automation, and continuous integration/delivery. Share instances where you’ve applied these principles within cloud infrastructure projects to enhance performance or team efficiency.

Discuss best practices such as using Infrastructure as Code, implementing a governance model, maintaining documentation, and ensuring consistency across environments. Sharing how these practices can reduce errors and enhance productivity will help your response stand out.

Explain your familiarity with CI/CD tools and practices, elaborating on how you've designed or set up a pipeline for cloud applications. Discuss how this automation improved deployment frequency and quality while reducing manual errors.

Address strategies such as rightsizing resources, utilizing reserved instances, and implementing auto-scaling. Give examples of how you have successfully executed cost-saving initiatives in previous positions.

Reflect on your technical skills, hands-on experience, and how your career goals align with Visa's mission. Discuss your enthusiasm for driving innovation in cloud infrastructure and how you've previously contributed to a positive team culture.