Marketing Operations manages the majority of marketing-owned systems. These can be found on the Marketing Operations page under Tech Stack.
Below are instructions and accompnaying screenshots of how to provision new users within various marketing-owned systems.
Some users are only given
Reporting access. For these users you will provision them as above - then, once they have accepted the invite you will edit their user as follows:
If the user you are provisioning does not show up in your search results, you can manually add them from Salesforce via an Import