It takes 3 round and then hr round. The first round is 30 min and easy. Second round they will ask scenario based questions.
Third round is managerial round. And fourth is hr round.
Easy and scenario based questions to judge ur knowledge and project experience keep giving interviews and crack them good to have letter and or the process might or might not take time depends
They will ask about all DevOps tools including CI/CD, Terraform, Kubernetes and cloud services of AWS , Azure and basics of Linux systems and shell scripting and some other topics like scenario based questions