Indian Nursing council is taking necessary steps to phase out the 3 year duration GNM course In India by year 2020-2021. See This post for GNM course related developments.
Job responsibilities of Registered Staff Nurse discussed in patient care, ward management, in specialized units. Also as community health providers,
There are enough scope for staff nurse promotion in Indian railways, AIIMS and ESIC where they can reach up-to the level of Nursing Superintendent and Chief Nursing officer.