Hello aspirant,

Give exam of SSC-CGL,choose SI-CBI(Sub Inspector in CBI) post and after subsequent promotions,you can become SP in CBI which is Grade A post

Give exam of UPSC-CSE,choose post of DySP in CBI(Group B) post,after single promotion,you become SP which is group A post.But the post of DySP-CBI is filled only when there is vacancy,not each year like other services.

Education Qualification

To become a CBI officer, the candidate is required to pass a graduation degree from any recognized institution with 55% marks, along with this, the candidate is required to pass the SSC CGL examination, only then the candidate can apply to become a CBI officer.

thankyou