In order to start your SSC JE preparation make sure you are aware of the complete syllabus and exam pattern of the exam. 

If you want you can make your time table to complete your syllabus on time and you get proper time for revision. You can also set your weekly and monthly targets.

It is recommended that you should solve complete mock test series for your practice. It will also help you to analyse your preparaton level at regular interval of time. You will get to know about strength and weakness. So, that you can prepare accordingly. 

You can also refer to previous year papers to understand the exam pattern and to know the level of the exam. 

All the Best!!