As you asking for the CSIF recruitment of Sub inspector let me tell you that at present there are no job opening for this post in CSIF . when it has I inform you . the last vacancy of this post was in January 2015 . the details of the job vacancy are as follow:
Details of the Vacancy

Name of Post No. of Posts

Assistant Sub Inspector 79

Head Constable 97

Pay Scale and Remuneration

Assistant Sub inspector Rs 5,200 to Rs 20,200 with a monthly grade pay of Rs 2,800 and for those who will be appointed to the post of Head Constable will get a salary in range of Rs 5,200 to Rs 20,200 with monthly grade pay of Rs 2,400.

Eligibility Criteria :
Educational Qualification
Candidates should have a Bachelor's degree or equivalent from a recognised college or university if he is applying for the post of Assistant Sub-Inspector and candidate should have passed class 12th/ HSC or equivalent if he is applying for the post of head constable.

Age Criteria

The age of candidate should be in between 20-25 years for Assistant Sub Inspector Post.

The age of candidate should be in between 18-23 years for Head Constable Post.