UPSC Combined Geo-Scientist Recruitment 2027: The Union Public Service Commission (UPSC) has officially published the recruitment advertisement notice for the Combined Geo-Scientist Examination 2027. Under Examination Notice No. 01/2027-GEOL, applications are invited for various Group ‘A’ and Group ‘B’ positions—including Geologist, Geophysicist, Chemist, Scientist ‘B’, and Assistant posts—with a total of 127 vacancies across the Geological Survey of India (GSI) and Central Ground Water Board (CGWB). The UPSC Combined Geo-Scientist Recruitment 2027 notification has been released on 02.09.2026. Interested candidates can begin submitting their online applications immediately, as the registration portal opened on 02.09.2026, and the last date to apply online is 22.09.2026 (up to 18:00 Hours).
This competitive examination serves as a gateway to esteemed scientific positions within key Ministry of Mines and Ministry of Jal Shakti departments. Selection involves a three-stage process, beginning with the Preliminary Objective Test scheduled for 10.01.2027, followed by the Main Descriptive Examination on 19.06.2027 & 20.06.2027, and concluding with a Personality Test/Interview. Applicants are strongly encouraged to thoroughly review all educational qualifications, age parameters, and physical standards before completing their submissions on the UPSC online portal.
UPSC Combined Geo-Scientist Recruitment 2027 Overview
| Recruitment Organization | Union Public Service Commission (UPSC) |
| Post Name | Geologist, Geophysicist, Chemist, Scientist ‘B’, Assistant Geologist, Assistant Geophysicist, Assistant Chemist, Assistant Hydrogeologist |
| Advt. No. | 01/2027-GEOL |
| Total Vacancy | 127 |
| Notification Date | 02.09.2026 |
| Category | UPSC Combined Geo-Scientist Recruitment 2027 |
| Official Website | upsc.gov.in |
Important Dates
| Event | Date |
| Notification Release Date | 02.09.2026 |
| Online Application Start Date | 02.09.2026 |
| Last Date to Apply Online | 22.09.2026 (till 18:00 Hrs) |
| Date of Preliminary Examination | 10.01.2027 |
| Date of Main Examination | 19.06.2027 & 20.06.2027 |
Application Fees
| Category | Fee |
| UR / OBC / EWS (Male) | Rs. 200/- |
| Female / SC / ST / PWD | Nil |
| Mode of Payment | Online |
Age Limit, Vacancy Details, and Qualification
Age Limit: The age limit for UPSC Combined Geo-Scientist Recruitment 2027 is 21-32 Years. The cutoff date for the calculation of the age limit is 01.01.2027 (candidates must have been born not earlier than 2nd January 1995 and not later than 1st January 2006). (Use Age Calculator). Age Relaxation will be given as per the rules.
Vacancy Details & Educational Qualification
| Post Name | Vacancy | Qualification |
| Geologist, Group ‘A’ (GSI) | 29 | Master’s degree in Geological Science / Geology / Applied Geology / Geo-Exploration / Mineral Exploration / Engineering Geology / Marine Geology / Earth Science and Resource Management / Oceanography & Coastal Areas Studies / Petroleum Geosciences / Geochemistry |
| Geophysicist, Group ‘A’ (GSI) | 00 | M.Sc. in Physics / Applied Physics / Geophysics / Integrated M.Sc. (Exploration Geophysics) / Applied Geophysics / Marine Geophysics / M.Sc. (Tech.) (Applied Geophysics) |
| Chemist, Group ‘A’ (GSI) | 07 | M.Sc. in Chemistry / Applied Chemistry / Analytical Chemistry |
| Assistant Geologist, Group ‘B’ (GSI) | 34 | Master’s degree or Integrated Master’s degree in Geology / Applied Geology / Mineral Exploration / Marine Geology / Earth Science |
| Assistant Geophysicist, Group ‘B’ (GSI) | 35 | M.Sc. / M.Sc. (Tech) / Integrated M.Sc. in Geophysics / Exploration Geophysics / Applied Geophysics / Geo-Exploration / Marine Geophysics / Physics / Applied Physics / Applied Geology |
| Assistant Chemist, Group ‘B’ (GSI) | 06 | M.Sc. or Integrated M.Sc. in Chemistry / Applied Chemistry / Analytical Chemistry / Physical Chemistry / Inorganic Chemistry / Organic Chemistry / Hydro-Chemistry / Industrial Chemistry |
| Scientist ‘B’ (Hydrogeology), Group ‘A’ (CGWB) | 05 | Master’s degree in Geology / Applied Geology / Marine Geology / Hydrogeology |
| Scientist ‘B’ (Chemical), Group ‘A’ (CGWB) | 01 | M.Sc. in Chemistry / Applied Chemistry / Analytical Chemistry |
| Scientist ‘B’ (Geophysics), Group ‘A’ (CGWB) | 01 | M.Sc. in Physics / Applied Physics / Geophysics / Integrated M.Sc. (Exploration Geophysics) / Applied Geophysics / Marine Geophysics / M.Sc. (Tech.) (Applied Geophysics) |
| Assistant Hydrogeologist, Group ‘B’ (CGWB) | 07 | Master’s degree in Geology / Applied Geology / Marine Geology / Hydrogeology |
| Assistant Chemist, Group ‘B’ (CGWB) | 01 | M.Sc. or Integrated M.Sc. in Chemistry / Applied Chemistry / Analytical Chemistry / Physical Chemistry / Inorganic Chemistry / Organic Chemistry / Hydro-Chemistry / Industrial Chemistry |
| Assistant Geophysicist, Group ‘B’ (CGWB) | 01 | M.Sc. / M.Sc. (Tech) / Integrated M.Sc. in Geophysics / Exploration Geophysics / Applied Geophysics / Geo-Exploration / Marine Geophysics / Physics / Applied Physics / Applied Geology |
UPSC Combined Geo-Scientist Recruitment 2027 Selection Process
The selection process for UPSC Combined Geo-Scientist Recruitment 2027 includes the following stages:
- Stage-I: Preliminary Examination (Objective Type – 400 Marks)
- Stage-II: Main Examination (Descriptive Type – 600 Marks)
- Stage-III: Personality Test / Interview (200 Marks)
- Document Verification
- Medical Examination
Scheme of Examination & Exam Pattern
Stage-I: Preliminary Examination (Objective Type)
The preliminary examination consists of two objective-type papers for each stream conducted on OMR sheets. Question papers are set in English only. Negative marking applies: 1/3rd of the marks assigned to a question will be deducted for every wrong answer.
- Paper-I: General Studies (Common for all streams) – 2 Hours – 100 Marks
- Paper-II: Stream-Specific Subject (Geology/Hydrogeology OR Geophysics OR Chemistry) – 2 Hours – 300 Marks
- Total: 400 Marks
Stage-II: Main Examination (Descriptive Type)
Candidates qualifying Stage-I will be called for Stage-II. It consists of three conventional/descriptive papers for each stream, answered in English only. Non-programmable pocket calculators are permitted.
- Paper-I: Stream Subject – 3 Hours – 200 Marks
- Paper-II: Stream Subject – 3 Hours – 200 Marks
- Paper-III: Stream Subject – 3 Hours – 200 Marks
- Total: 600 Marks
Stage-III: Personality Test / Interview
Candidates who obtain the minimum qualifying marks in Stage-II will be called for the Personality Test carrying 200 Marks. There are no minimum qualifying marks for the interview. Final merit is determined based on aggregate marks obtained across Stage-I, Stage-II, and Stage-III.
How to Apply for UPSC Combined Geo-Scientist Recruitment 2027
Follow these steps to apply for UPSC Combined Geo-Scientist Recruitment 2027:
- Visit the official UPSC online portal at upsconline.nic.in.
- Complete the Universal Registration Number (URN) profile / Account Creation if applying for the first time.
- Fill out the Common Application Form (CAF), uploading required document scans, signature (3 times in black ink on white paper), and live photo capture.
- Select the Examination Specific Module for “Combined Geo-Scientist Examination 2027”.
- Pay the application fee of Rs. 200/- online (if applicable; exempted for Female/SC/ST/PwBD).
- Verify all entered details carefully, submit the application form before 22.09.2026 (18:00 Hrs), and download/print the confirmation slip for future reference.
Important Links
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| UPSC Combined Geo-Scientist Recruitment 2027 Notification PDF | Notification |
| UPSC Combined Geo-Scientist Recruitment 2027 Online Form Link | Apply Online |
| UPSC Official Website | UPSC |
