Infrastructure & Cloud Solution Architects commonly work with major cloud platforms such as Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform. These platforms provide the tools and services needed to design, build, and manage the IT infrastructure and applications for businesses in a flexible and scalable manner.
If you are interested in getting into this field, then check out this video about Bhasker and how he grabbed a job as Infrastructure & Cloud Solution Architect just after completing AWS Certification Master's Course from Intellipaat.