Here is the list of available roles and their respective access levels in Team Studio:

Administration Role: 

Application Administrator 
Application Administrator is the super user of Team Studio who has all administrative privileges. The user has access to adminstration tab in Team Studio where one can dowload logs, restart the components of Team Studio, configure email notifications and single sign-on and also can manage all the data sources in Team Studio.  

Data Administrator
This role is a subset of the Application Administrator role.  Data Administrator has permissions to see all data sources and manage data source associations.

Application Roles:

Analytics Developer
An Analytics Developer has the highest level of permissions to create a model and grant access to all the user whom he wishes to. The user with this role can perform tasks like creating workflows, touchpoints, models and also validation them.  

Data Analyst
The data analyst role is responsible for basic data processing tasks such as ETL (Extract, Transform, and Load). Data analyst can create and edit workflows in Team Studio but cannot build models and validate them like the analytics developer. 

Collaborator
Collaborator can create, use, and publish Touchpoints and can also manage data sources.

Business User
This role does not have any administrative privileges. The users with this role has access to Touchpoints and they do not have access to any of the workspaces and its workflows.