Is there any way to create rule based workflow for innovation management proposal/concept approval?

Summary:

In product innovation management, is their any way the user can submit the proposal or concept, and it can go to the rule based approval workflow, instead of manually adding this every time?

Content (please ensure you mask any confidential information):

Currently, if the approval is required on proposal or concept in the innovation management, the user needs to manually search and add the assignees in the workflow. Is there any way where this can be defined in back end likePO/PR approvals?

Can it be achieved through sandbox customization?

Version (include the version you are using, if applicable):