Lead Devops Engineer Interview Questions

7,952 lead devops engineer interview questions shared by candidates

What are the security best practices to follow when working with Docker containers? In Kubernetes, how are draining and taints used? What does "draining a node" mean and when do you use it? Can you explain what a service mesh is in the context of Kubernetes? Scenario-based question: You have two VMs communicating via REST API — VM1 is the client and VM2 is the server. The client is receiving a TCP timeout error when trying to connect to the server. How would you troubleshoot and resolve this?
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Devops Engineer

Interviewed at SES

3.3
Jun 6, 2025

What are the security best practices to follow when working with Docker containers? In Kubernetes, how are draining and taints used? What does "draining a node" mean and when do you use it? Can you explain what a service mesh is in the context of Kubernetes? Scenario-based question: You have two VMs communicating via REST API — VM1 is the client and VM2 is the server. The client is receiving a TCP timeout error when trying to connect to the server. How would you troubleshoot and resolve this?

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