A Junior Engineer (Pay scale level 6) will be promoted to Senior Section Engineer (Pay scale level 7) as per seniority cum suitablity. It takes about 5–7 years of service as Junior Engineer. Candidates who need a clear vision regarding the afterlife of a Junior Engineer can check the below RRB JE Career Growth & Promotion.

The Job Profile of an RRB JE can be a great opportunity for those candidates who are looking for a job in the railway department. RRB JE profile can offer you a government job with a good salary package. After certain period, there are chances of promotion for a RRB JE.
RRB JE Career Growth
The levels of RRB JE Career Growth and Promotion for the Junior Engineer in Railways are given below:

• Junior Engineer (JE)
• Senior Section Engineer (SSE)
• Assistant Divisional Manager (ADM)
• Divisional Engineer (DE)
• Senior Divisional Engineer (SDE)

So, the candidates who are working as Junior Engineer will be promoted as shown below and their salary will also be increased according to their post.
The organizational hierarchy and promotion flow of a RRB Junior Engineer (JE) in descending order:

However, the time period is different for all departments. Many a times, candidates might have to take departmental exams for promotions. While at certain times promotions are also given considering the number of years given to the service by the candidate.