Since you are a beginner, before looking for a job you must master a few concepts and try to comprehend what exactly is data science, and what does a data scientist does. A Data Scientist should have strong mathematical knowledge to be able to test and run the results from the data. A thorough understanding of statistics, probability, calculus, linear algebra is required. It benefits us in analyzing, applying data analysis techniques and implement it in a better way. You can refer the following Data science course which provides you a detailed understanding of the project life cycle, data acquisition, analysis, statistical methods, and machine learning.
If you want a detailed explanation of Data Science then do check out Data Science tutorial which will help you in understanding DS.
And if you are more into videos then do check out the following video tutorial which will help you in mastering in the field of Data Science: