The Indian railway traffic services (IRTS)
The Indian railway personnel Services (IRPS)
The Indian railway accounting services (IRAS)
The Indian railway Police services are recruited directly by UPS by conducting exams and the candidate must pass the civil services and ups exam.
The Indian Railway engineer services (IRES) are recruited only engineers and they need to pass the special class apprenticeship exam
TTC, station masters, teachers, doctors and soon were recruited by RRB