Geographical Survey of India (GSI) is one of the premier government organisations functioning under the Ministry of Mines. It is responsible for conducting geological surveys and studies. It is an important career choice and offers attractive positions, career growth and remuneration. It is a distinct cadre of Group ‘A’ Service government officers and suitable for those who enjoy playing with numbers. The service calls for strong analytical skills, a balanced judgement, scrupulous attention to detail, ability to explain and analyse complex research findings and an ability to work both independently and as a team member.


GSI is involved in the following:-

  • Provides basic earth data to other Government organisations, industries and geo-scientific institutes
  • Creation and updation of Geo-scientific data
  • Conduct of mineral resource assessment
  • Airborne and marine surveys
  • Multifarious geo-technical, geo-environmental and natural hazard studies, glaciology, seismo-tectonics etc.
  • To nurture studies on fundamental research in all the developmental facets of the country including coal, steel, cement, metals/minerals and power industries
  • Systematic geological mapping to provide maps for various purposes such as identifying areas with potential for mineral exploration, environmental studies like health hazards associated with trace element accumulation in soils and impact on agriculture.

They can be employed in any government organisation or cadre.

Procedure to join Geological Survey of India

Aspirants can apply for Geologists Examination conducted yearly on the UPSC website on advertisement of vacancies. The UPSC conducts the Examination to recruit Geologist Group ‘A’, Junior Hydro geologist (Scientist B) and Assistant  Hydro geologist Group ‘B’ posts in Central Ground Water Board (CGWB). The basic requirements for the examination include the following:-

  • Post graduation in Geology/Applied Geology or Marine Geology from a recognised university
  • Diploma of Associateship in Applied Geology of Indian School of Mines, Dhanbad
  • Master’s Degree in Mineral Exploration from a recognised university (for posts in GSI)
  • Master’s degree in Hydrogeology from a recognised university (for CGWB posts)

The candidates who make it to the merit are then called for a personal interview to assess their suitability for the service.

The candidates on selection are appointed as Geologist (Junior). As an Economic Service Officer you can receive postings to any of the following organisations:-

  • GSI
  • CGWB
  • Coal India
  • Oil and Natural Gas Commission
  • Mineral Exploration Authority
  • Hindustan Zinc
  • Defence and Para-military Forces
  • Other government organisations requiring the specialist services in this field

Career Prospects

The Geologists start their career with GSI or CGWB. They undergo 11 months basic training followed by Orientation Course at one of the field training centre. The career graph includes the following posts:-

  • Geologist (Junior)
  • Geologist (Senior)
  • Superintending Geologist
  • Director (Geology)
  • Deputy Director General

For more information about Indian Government jobs please visit Union Public Service Commission website

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