Hi@akhtar,
There are lots of technologies available that you should learn to get a good job. But looking in the current pandemic COVID situation, companies may look for the guys who can integrate one or more technologies together.
So there is a high chance that companies may hire more DevOps guys to automate and monitor their work easily. So you can start learning the technologies like MLOps, Kubernetes, OpenShift etc. You can go through the below given link for more information.
https://www.edureka.co/devops-certification-courses