The Indian Railway Service of Mechanical Engineering (IRSME) is a prestigious group 'A' central service of the Government of India. The officers of this service are responsible for managing the Mechanical Engineering Organisation of the Indian Railways.IRSME officers are drawn from the Engineering Service Examination(ESE) Exam.All appointments to the Group 'A' services are made by the President of India. The recruitment to the cadre is done through two sources

The Engineering Services Exam exam
The Special Class Railway Apprentice exam (now discontinued)
Conducted for the selection of top ranking officials at the government of India (GROUP A). Both of these selection exams are conducted by the Union Public Service Commission (UPSC) of India. The UPSC is responsible for recruiting middle and top-level bureaucrats for the Government of India.

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