Hii, 

Mechanical Engineering is a core and evergreen branch. Almost all core industries and manufacturing units makes use of machines. Thus scope is very bright in this field. 

In these Following sectors, mechanical engineers are employed - 

• Design Engineer
• Purchase and Quality Control Executive
• Assistant Mechanical Engineer
• Mechanical Engineer
• Automobile firms also recruits qualified Mechanical Engineering graduates.
• Indian Railways, DRDO, Indian Armed Forces, BHEL, PWD, NHAI, State Wise Road Transport boards etc recruits Mechanical Engineers.

Hope this will help. 

Good luck!