Shri Jayakumar brings along with him rich mining experience both in India & Abroad which include; worked in Singareni Collieries Company Limited for 18 years (1993 to 2011) in various positions in highly mechanized under-ground and open-cast mines and Headed mining operation in a 5 MTPA coal mine in Indonesia for 5 years during 2011-16. Further, worked as General Manager/Operation in Lignite Mine-I (10.5 MTPA) of NLC India Limited, Tamilnadu (2016-21) and as Chief General Manager/Technical Secretary to CMD of NLC India Limited since 2021 to June 2022 & Chief General Manager/Technical Secretary to Director Mines of NLC India Limited from June 2022 to October 2022. In addition to this also, Shri Jayakumar headed the Lignite to Methanol Project which was in the advance stage of the contract award.
Shri Jayakumar held the post of Zonal Secretary / Neyveli Zone in Tamilnadu Mines Safety Association, functioning under the aegis of Directorate General of Mines Safety and Served as a board member of SCMS (Skill Council for Mines Sector in India). Shri Jayakumar also associated with MoC in formulating the crisis management plan forming part of National Disaster Management protocol.