ITI Instrumentation : 2003, National Council for Vocational Training, Govt of India.

Apprentice ship : 2003, Marine Instrumentation: Ministry of labour, Govt of India.

Diploma : 2019, Electronics Engineering, Board of Technical Education Kerala.

• 2014 - Present    Technician - Grade B National Centre For Earth Science Studies.
• 2012 - 2014   Technicial Assistant - 2 Centre For Earth Science Studies.
• 2007 - 2012   Technicial Assistant - 1 Centre For Earth Science Studies.
• 2005 - 2007   Tradesman Trainee Cochin shipyard Ltd.
• 2004 - 2005   Apprentice trainee Cochin shipyard Ltd.

1. Development and application of sample preparation techniques for Gelogical and Isotopic studies, Geophysical instrumentation Electronics and instrumentation.

1. Best Employees Award 2014, (Group C Employee) by the Ministry of Earth Sciences , Govt. of India.

1. Mayank Joshi. P.R.Prasobh.S.Rajappan. B Padma Rao.Alka Gond.Anshuman Misra.K.Eldhose.V.Nandakumar .J.K.Tomson . Detection of soil pipes through remote sensing and electrical resistivity method :Insights from sothern Western Ghats India.Quaternary International Volumes 575-576. 20 February 2021, Pages 51-6.

1. Attended India International Trade Fair2016 Delhi, presentation by MoES, Govt. of India.
2. Attended Indian Science Congress 2018 Punjab , presentation by MoES, Govt. of India.
3. Attended India Swadesi Science Congress Cochin , presentation by MoES, Govt. of India.
4. Attended National workshop on land subsidence due to soil piping in the Western ghats 2017.

1. Project investigator -studies on soil piping in the highlands and the foothills of kerala NDMA 2012-2016.
2. Team member-Electrical resisitivity Mapping project in Tthiruvananthapuram city Govt. of Kerala 2013.
3. Team member-Electrical resisitivity Mapping project in Tthiruvananthapuram city KSUDP Govt. of Kerala 2014.
4. Team member-Dam Desiltation Project in chulliyar and Mangalam Dam KWA Govt. of Kerala 2016.