aws AWS What's New ·

Amazon MWAA Serverless adds support for shared VPCs

infraawsengineer
feature

Amazon MWAA Serverless now supports subnets shared via AWS Resource Access Manager (RAM), resolving a previous validation error. This change allows organizations using centralized networking to deploy MWAA Serverless workflows in member accounts using shared subnets, simplifying multi-account architectures. The update also benefits Amazon SageMaker Unified Studio Workflows configured with shared VPC networking and is available in all supported AWS Regions.

  • MWAA Serverless supports shared VPC subnet ownership
  • SageMaker Unified Studio Workflows benefit from shared VPC support
  • Availability across all supported AWS Regions
Features (1)
  • MWAA Serverless supports shared VPC subnet ownership

    Amazon MWAA Serverless now correctly validates subnet ownership in shared VPC configurations, enabling its use in multi-account landing zone architectures. This change aligns with MWAA Provisioned environments and eliminates the need for workarounds when using AWS RAM for subnet sharing.

Enhancements (1)
  • SageMaker Unified Studio Workflows benefit from shared VPC support

    Customers using Amazon SageMaker Unified Studio Workflows configured with shared VPC networking will now benefit from this update, allowing for easier deployment in shared network environments.

Notes (1)
  • Availability across all supported AWS Regions

    This update is available in all AWS Regions where Amazon MWAA Serverless is currently supported.

Read the original announcement →

https://aws.amazon.com/about-aws/whats-new/2026/06/amazon-mwaa-serverless-vpc/