Hi @Rohit Kulkarni , welcome to Microsoft Q&A forum.
You can move your existing SSIS packages to Azure. Below are few links that explain this step by step:
Lift and shift SQL Server Integration Services workloads to the cloud
Deploy and run a SQL Server Integration Services (SSIS) package in Azure
Move local SSIS packages to Azure Data Factory
Please let me know if this helps or you need more information on the same.
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