can I get cs in PES University with 92%ile in jee mains ?

It's quite difficult, as per your jee mains percentage your rank near 71957

In every year the cutoff was changed , it's depends how many student give jee mains ,

The previous years cutoff in CS as per general catagory


B.Tech Computer Science and Engineering

2019 - 1094 Closing rank

2018 - 771 Closing rank

You can directly contract with college and visit college website. Clear all doubts .

Or your can try for other college .

You can aslo predict your rank and as per rank you can predict your college too from the below link

JEE Main College Predictor link
https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

JEE Main Rank Predictor
https://engineering.careers360.com/jee-main-rank-predictor

Thank you. I hope this answer helps you. All the best