Indian Bureau Of Mines IBM Jobs Recruitment 2020. Invites applications for 35 posts of Senior Assistant Controller of Mines in the Level – 11 (Rs. 67700-208700) General Central Service, Non-Ministerial, Gazetted Group ‘A’ in Indian Bureau of Mines (IBM), institution. 05 (five) posts of Superintending Mining Geologist in the Level -13 (Rs. 123100-215900) General Central