UPSC Combined Geo-Scientist Exam 2027 Notification for 127 Posts
The Union Public Service Commission (UPSC) is inviting applications for the Combined Geo-Scientist Examination (CGSE), 2027. This recruitment offers 127 tentative vacancies for various Geologist and Chemist roles, with applications closing on 22 September 2026.
Important: Always verify details on the official website. Dates, vacancies, and eligibility criteria may change. We collect data from various sources for informational purposes.
UPSC Combined Geo-Scientist Exam 2027 Notification for 127 Posts – Overview
| Organization | The Union Public Service Commission |
|---|---|
| Total Posts | 127 |
| Application Mode | Online |
| Official Website | https://upsconline.nic.in/ |
| Job Location | All India |
Eligibility Criteria for Candidates
Candidates applying for the Combined Geo-Scientist Examination should hold the necessary educational qualifications relevant to the positions they aim for. For example, a Master's degree in Geological Science or a related field is required for the Geologist post. Similarly, candidates for the Geophysicist or Chemist roles must have an M.Sc. in Physics or Chemistry, respectively. There are no specified age limits for this examination, making it accessible to a wide range of applicants.
| Post | Minimum Qualification |
|---|---|
| Geologist / Assistant Geologist | Master's degree in Geological Science, Geology, Applied Geology, Geo-Exploration, Mineral Exploration, Engineering Geology, Marine Geology, Earth Science and Resource Management, Oceanography and Coastal Areas Studies, Petroleum Geosciences, or Geochemistry |
| Geophysicist / Assistant Geophysicist / Scientist 'B' (Geophysics) | M.Sc. in Physics, Applied Physics, Geophysics, Exploration Geophysics, Applied Geophysics, or Marine Geophysics (as applicable) |
| Chemist / Assistant Chemist / Scientist 'B' (Chemical) | M.Sc. in Chemistry, Applied Chemistry, Analytical Chemistry, Physical Chemistry, Inorganic Chemistry, Organic Chemistry, Hydro-Chemistry, or Industrial Chemistry |
| Scientist 'B' (Hydrogeology) / Assistant Hydrogeologist | Master's degree in Geology, Applied Geology, Marine Geology, or Hydrogeology |
Important Dates
| Last Date to Apply | 22-09-2026 |
|---|
Application Fee
| Particulars | Details |
|---|---|
| Recruiting Authority | Union Public Service Commission (UPSC) |
| Examination Name | Combined Geo-Scientist Examination (CGSE), 2027 |
| Notification Number | Examination Notice No. 01/2027-GEOL |
| Posts | Geologist, Geophysicist, Chemist (Group A); Assistant Geologist, Assistant Geophysicist, Assistant Chemist (Group B) in GSI; Scientist 'B' and Assistant-level posts in CGWB |
| Total Vacancies | 127 (tentative): 111 in GSI (Category-I) + 16 in CGWB (Category-II) |
| Application Mode | Online only |
| Last Date to Apply | 22-09-2026, up to 6:00 PM |
| Preliminary Exam Date | 10-01-2027 |
| Main Exam Date | 19th and 20th June, 2027 |
| Job Location | Geological Survey of India / Central Ground Water Board, across India |
| Official Website | https://upsc.gov.in |
Important Links
| UPSC Recruitment 2026 Notification PDF | Click Here ↗ |
|---|---|
| Apply Now | Click Here ↗ |
| Download Notification | Click Here ↗ |
| Official Website | Click Here ↗ |
Frequently Asked Questions
Q: Who is eligible for the Combined Geo-Scientist Examination?
Candidates with a Master's degree in relevant fields such as Geological Science, Physics, or Chemistry are eligible to apply for the various posts. There are no specified age limits for applicants, making this opportunity accessible to a diverse group.
Q: What is the application fee for the Combined Geo-Scientist Examination?
The application fee is ₹200. However, this fee is exempted for female candidates, Scheduled Castes (SC), Scheduled Tribes (ST), and Persons with Benchmark Disabilities (PwBD).
Q: When is the last date to apply for the Combined Geo-Scientist Examination?
The last date for submitting the online application is 22 September 2026, before 6:00 PM. Make sure to complete your application before this deadline to be considered.
Q: How many vacancies are there in the Combined Geo-Scientist Examination?
There are a total of 127 tentative vacancies available for various positions, including Geologists and Chemists across different categories in the Geological Survey of India and the Central Ground Water Board.
Q: What are the key dates for the Combined Geo-Scientist Examination?
The Preliminary Examination is scheduled for 10 January 2027, while the Main Examination will take place on 19 and 20 June 2027. Make sure to mark these dates in your calendar.
Q: How can I apply for the Combined Geo-Scientist Examination?
To apply, visit the official UPSC website, register to create a profile, and fill out the online application form. Ensure that you upload all necessary documents and pay the application fee before the deadline.