In PSU you will get good salary compare to the Government employees and you will get nearly at what designation you are as per that norms you will get salary.The specific Government jobs such ias, ips,ifs have 24 hrs job likewise in PSU you have fixed 8 to 10 hours job as PSU working conditions. In PSU will you have targets that you have achieved to get more salary as per the norms of PSU will in the government jobs by recommendation after 7CPC you will have work properly to get good promotion. PSU can have strategic sale or divestment but in government job it will have no matter to worry about it. If you want get luxurious life join PSU but if you want stable, prestigious life join government job at good rank. Good Luck!!!