If you want to know about the PSU which are not recruiting through Gate then please check the following article it would provide you the updated information regarding your question

http://www.gate2016.info/psus-not-through-gate/

Dear Prasad
You can find so many number of PSUS. Please go through the below link, so that you'll get to know about entire details include exam date etc..,
Click here
All the best.

There are plenty of PSUs that recruit directly or through their own entrance exam. the last date for ECIL is over but they were taking graduate engineers throgh a CBT. Check this site. It has a decent list

https://www.indgovtjobs.in/2013/09/government-jobs-for-engineers-2013-2014.html

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