What are the various software which a fresh electrical engineer must know if he wants a career in designing field?

 He should has a wide-ranging about electrical simulation programs like mat lab ,  Arduino

• Also he should has a wide information about digital circuit design and analog circuit design

when can apply each of them 

finally he must study principle of operation for system that will be designed 

Etap is an added advantage for power system studies. For a fresher it is very important to be clear about the basic concepts of electrical engineering.