UPSC ESE Cut off 2019 Prelims – Download PDF. Union Public Service Commission (UPSC) has released the Engineering Services Exam Prelims Cut off marks in Official Site. Totally 581 Vacancies are allocated this Post. Prelims Exam was conducted on 06-01-2019. Candidate can download the UPSC Engineering Services Prelims Exam Cutoff Mark 2019 pdf in our blog.