Indian Engineering Services/ Engineering services Examination held by UPSC has four main branches ( Mechanical,Civil,Electrical, Electronics&Telecommunication). The seat numbers vary from year to year. It is expected/estimated to be around 588 (560-601).
1.Going by the total 588 tentative vacancies, 274 are in Civil, 175 are in Mechanical, 135 are in Electrical and 114 are in Electronics & Telecommunication branches.
2.This number is expected to go up. The Special Class Railway Apprentice Exam (SCRA) has been put on hold. So, these vacancies would likely to be filled in from the ESE/IES exams.
3.The Indian skills development services has also been included to be filled in by ESE/IES exams. So the final estimated number would go up to be around 650-700.