UPSC Various Posts Mains Exam Date Announced 168 Posts. Engineering Services Exam 2024 Mains Exam Date Announced   Union Public Service Commission (UPSC) has advertised a notification of Engineering Services Examination 2024 for Civil, Mechanical, Electrical, Electronics & Telecommunication Engineering categories. Total Posts : 167 Important Links :  Mains Exam Date : Click here For all Jobs Updates download