Sr. Systems Engineer - job 12 of 33

As a Sr. Systems Engineer at Visa Technology & Operations LLC, you will be responsible for providing Infrastructure Operations and Production Support for container technologies, particularly with Docker and Kubernetes. Your role will involve deploying, configuring, scaling, and managing containerized applications, alongside enhancing the security of our Kubernetes cluster. Collaborating with various teams is crucial, as you will ensure seamless infrastructure support across all Visa business lines while also managing the Security Remediation process, including vulnerability assessments and patch management.

To qualify as a Sr. Systems Engineer at Visa Technology & Operations LLC, candidates should possess strong experience with Docker and Kubernetes and have a solid understanding of container orchestration and infrastructure operations. Familiarity with ITIL practices, particularly in Incident, Change, Problem, and Release Management, is essential. Additionally, effective communication skills are important as you'll be explaining technical concepts to staff and collaborating with multiple teams.

At Visa Technology & Operations LLC, Sr. Systems Engineers can expect a dynamic work environment that encourages collaboration and innovation. You will work closely with teams across various departments, ensuring cohesive support for Visa’s extensive operations. The Highlands Ranch office provides a supportive atmosphere, while also offering the flexibility of partial telecommuting, ensuring that you can maintain a healthy work-life balance.

Security is a top priority at Visa Technology & Operations LLC, especially for the role of Sr. Systems Engineer. You will be involved in the Security Remediation process, focusing on vulnerability assessments and implementing patch management strategies. Additionally, actively hardening the Kubernetes cluster and utilizing monitoring and auditing dashboards are key responsibilities that contribute to maintaining robust security for the infrastructure and applications.

Being on-call support is an important aspect of the Sr. Systems Engineer role at Visa Technology & Operations LLC. This responsibility means you’ll be available to address any urgent infrastructure issues that arise outside of normal business hours. Your expertise will be vital in ensuring that any incidents are managed swiftly and effectively, minimizing downtime and maintaining service continuity for Visa's operations.

When asked about your experience with Docker and Kubernetes in an interview, focus on specific projects where you've implemented these technologies. Discuss the deployment, configuration, and management of containerized applications, along with any challenges you faced and how you overcame them. Highlight any security measures you took to protect the deployments.

In your response, detail your understanding of Incident Management as per ITIL practices. Explain how you prioritize incidents, communicate with stakeholders, and document resolutions. Provide examples of past incidents you've managed and how your actions contributed to successful outcomes.

In answering this question, focus on a specific scenario where teamwork was crucial. Outline the different teams involved, the problem you faced, and the steps you took to foster collaboration. Emphasize how integration of ideas led to effective solutions and improved infrastructure support.

Discuss the strategies you use for scaling applications, such as auto-scaling features of Kubernetes. Mention how you assess performance metrics and adapt resources accordingly. Providing data or results from past projects can further strengthen your answer.

Focus on specific security measures you've implemented, such as using Network Policies, Role-Based Access Control, and security scanning for container images. Discuss frameworks or tools you use for auditing and monitoring the security of your Kubernetes clusters.

Explain your approach to on-call responsibilities, such as having a clear escalation path, thorough documentation, and proactive monitoring. Share any tools you use to stay organized and ensure timely responses to incidents, which demonstrates your proactive mindset.

In your response, elaborate on the importance of monitoring systems for preemptive issue detection and decision-making. Discuss tools and metrics you've utilized in the past, and how monitoring has helped enhance the stability and performance of the infrastructure.

Share your strategies for continuous learning, such as attending industry conferences, participating in online courses, or following thought leaders in the tech space. Emphasizing your commitment to staying updated showcases your enthusiasm and dedication to the role.

Choose a project where ITIL principles were pivotal. Detail how you applied those practices in managing incidents or changes, and the positive impact it had on the project. Concrete examples can illustrate your capability to enhance processes through adherence to ITIL.

Reflect on a specific challenge related to systems engineering that you encountered. Describe the situation, the steps you took to tackle the issue, and the lessons you learned from the experience. This will highlight your problem-solving skills and resilience.