If you want to get a job Solidworks would be high on the list of software to learn, or Catia/Inventor/Pro-E

But if you want to try something different have a go with IRONCAD or Innovate, A joy to Use, Fast, Featured, Opens most things, they have free trials & student deals, and also the free Composer.
http://www.ironcad.com/index.php/lat...5-new-features