Hello there, the exam for the selection of candidates who will work for the central government is well known as the SSC GD exam. The SSC GD exam will be conducted for a whopping 57,000 vacancies. The exam will be conducted in the month of March 2018. There is no official notification regarding the exam date. You can update yourself by visiting the link described below:
https://www.eduncle.com/ssc-gd-constable-recruitment-exam
Hope this will help, all the best..!!