There isn't really a role like this. Azure roles control permissions to manage Azure resources, while Azure AD roles control permissions to manage Azure Active Directory resources. By default, these do not typically overlap. If all of the subscriptions are in the same Management Group, you can assign an Azure Management Group Owner role to someone and they should be able to access multiple subscriptions, but to manage the resources in the tenant you would need something like a Global Admin role at the tenant scope.
https://learn.microsoft.com/en-us/azure/role-based-access-control/rbac-and-directory-admin-roles
https://learn.microsoft.com/en-us/azure/governance/management-groups/overview