Need suggestions please

I have been working as a Digital marketing specialist at TCS. With 4+ yoe. My daily work includes email marketing, Landing pages design, automatons, AEM authoring,

Tools - Acoustic, pardot, salesforce as CRM, serviceNow for tickets, AEM, drupal etc.

Now our client is moving to SFMC. I am very excited. I would like to build my career on this. Please suggest me best path.

All your suggestions are appreciated. Thanks for taking time to read this. Have a good day.