Indian Forest Service post comes under the ambit of All India Services (AIS).

As you asking here I am telling Indian Forest Service Officers Work/functions

Indian Forest Service Officers Work/functions

1) Protecting and preserving rich heritage of forest resources . This includes preventing illegal logging of trees, poaching of animals etc
2) To implement National forest policy framed by MoEF from time to time.
3) devise plans for legal commercial exploitation like timber etc
Upon selection to IFS, the officers will be given training for about 1 year.

Pay scales
Salary of Indian Forest Service Officers
1. Junior Time Scale:
15,600 – 39,100 with Grade Pay of 5,400

2. Senior Time Scale:
15,600 – 39,100 with Grade Pay of Rs. 6,600

3. Junior Administrative Grade
15,600 – 39,100 with Grade Pay of Rs. 7,600

4. Deputy Conservator of Forest (Selection Grade)
37,400 – 67,000 with Grade Pay of Rs. 8,700

5. Conservator of Forests
37,400 – 67,000 with Grade Pay of Rs. 8,900

6. Chief Conservator of Forests
37,400 – 67,000 with Grade Pay of Rs. 10,000

7. Additional Principal Chief Conservator of Forests
67,000 – 79,000

8. Principal Chief Conservator of Forests
75,000 – 80,000