AutoCAD

That will definitely add preference during short listing and during selection. If you could put some extra efforts to learn the advance modules like sheet metal design, Finite element Modeling, will add more possibilities of getting a job in leading OEMs. Originally Answered:
CAD - computer aided Design. Which is a Designing in computer. Which is very helpful now a day. If You have interest in creating something new, Design the parts, product then and then go in this field. To do you need to learn Software of CAD like catia, solidworks, Inventor etc. Also if you want to become product designer then learn graphics design, sketching, and CAD software. It will helpful and do it before graduation. Practice lot. Because in Designing field you need to practice lot and create a portfolio. Then I'm sure everyone wants you in there company. CAM - It's about manufacturing. For this you need to learn about material, then CNC basic and also CAM Software. Prefer NX, delcam as Software.

AutoCAD is a computer-aided design software program used in many industries, including architecture, engineering, construction and interior design.
The AutoCAD designers develop accurate layouts, assembly drawings and details. They also review engineering drawings prior to the release.
AutoCAD jobs can be found in industries like Fashion Design, Media, Entertainment, Cartography and Aerospace.
There are also many AutoCAD career options available across the drafting, engineering, architecture and design sectors.
One with an AutoCAD certification can work as:
1) AutoCAD designer
2) Design and development engineer
3) Mechanical draftsman
4) Interior designer
5) Graphic designer
6) Freelance designer
Salary:
The starting salary of an AutoCAD designer would range from 2-3 LPA while for a senior designer, it would be around 6-7 LPA or even more.
With a good amount of experience and knowledge one can achieve a lot in this field and yes can earn more.