You must first Learn Microsoft Excel to an Advanced Level suitable for Data Analysis, Forecasting and Visualization. It is one skill, which will perhaps help you in any corporate job. Besides this, you might get a Salesforce Certification as well as learn tools like Tableau or Power BI, which are much effective. Besides learning these basic technologies, you must also buckle up with the Non Tech Subjects like Supply Chain, Project Management, Strategy, Business Development, Etc. For a Complete Profile.