If you are looking for a career transition to the Cloud domain, then I would suggest you follow these bullet points:
Choose the cloud platform you find the best for your role.
Prepare for your chosen cloud certification by mastering the concepts and meeting their requirements.
Work on projects. These will help you demonstrate your expertise in deploying the concepts you learned.
Build your contacts and network with professionals.
Be curious and develop a continuous learning approach.
Develop soft skills like good communication and interpersonal skills, etc.
To develop your technical expertise in the cloud domain, I suggest you check out this Advanced Certification in Cloud and DevOps from E & ICT Academy IIT Guwahati. And to get started, watch this video of a customer who enrolled in this course and successfully upskilled.