UPSC Combined Geo-Scientist Recruitment 2027 – 127 Vacancies, Apply Online
| Department | No. Of Posts |
| Category-I: Geological Survey of India (111 Posts) |
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| Geologist Group A | 29 Posts |
| Chemist Group A | 07 Posts |
| Assistant Geologist Group B | 34 Posts |
| Assistant Geophysicist Group B | 35 Posts |
| Assistant Chemist Group B | 06 Posts |
| Category-II: Central Ground Water Board (16 Posts) | |
| Scientist B (Hydrogeology) | 05 Posts |
| Scientist B (Chemical) | 01 Posts |
| Scientist B (Geophysics) | 01 Posts |
| Assistant Hydrogeologist | 07 Posts |
| Assistant Chemist | 01 Posts |
| Assistant Geophysicist | 01 Posts |
| Advt. No | 01/2027-GEOL |
| Apply Mode | Online |
| Online Apply Date | 02 Sep 2026 |
| Last Date to Apply | 22 Sep 2026 |
| Prelims Exam Date | 10 January 2027 |
| Mains Exam Date | 19th & 20th June 2027 |
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| Post Name | Qualification |
| Geologist, Group A (GSI) | 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 / Geochemistry |
| Chemist, Group A (GSI) | M.Sc in Chemistry / Applied Chemistry / Analytical Chemistry |
| Assistant Geologist, Group B (GSI) | Master’s or Integrated Master’s Degree in Geology / Applied Geology / Mineral Exploration / Marine Geology / Earth Science |
| Assistant Geophysicist, Group B (GSI) | 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) | 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) | Master’s Degree in Geology / Applied Geology / Marine Geology / Hydrogeology |
| Scientist ‘B’ (Chemical), Group A (CGWB) | M.Sc in Chemistry / Applied Chemistry / Analytical Chemistry |
| Scientist ‘B’ (Geophysics), Group A (CGWB) | M.Sc in Physics / Applied Physics / Geophysics / Exploration Geophysics / Applied Geophysics / Marine Geophysics / M.Sc (Tech) in Applied Geophysics |
| Assistant Hydrogeologist, Group B (CGWB) | Master’s Degree in Geology / Applied Geology / Marine Geology / Hydrogeology |
| Assistant Chemist, Group B (CGWB) | M.Sc in Chemistry / Applied Chemistry / Analytical Chemistry / Physical / Inorganic / Organic / Hydro / Industrial Chemistry |
| Assistant Geophysicist, Group B (CGWB) | M.Sc / M.Sc (Tech) / Integrated M.Sc in Geophysics / Applied Geophysics / Exploration Geophysics / Marine Geophysics / Physics |
| Not mentioned in notification |
| Prelims | 400 Marks |
| Mains | 600 Marks |
| Personality Test / Interview | 200 Marks |
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1. Visit the official website. 2. If you are a new user, complete One Time Registration (OTR). You need to create your Universal Registration Number profile with basic details, mobile number, and email ID. 3. After OTR, login and fill the Common Application Form and then click on Combined Geo-Scientist (Preliminary) Examination 2027. 4. Fill personal, education, and post preference details carefully. Choose your exam centre – centres are allotted on first-apply-first-allot basis, so apply early. 5. Upload scanned documents – Photograph (20-300 KB), Signature (20-300 KB), Photo ID proof in JPG/JPEG format. 6. Pay the application fee. 7. Submit the form and download the final PDF for future reference. No need to send hard copy to UPSC. |
| Apply Online | Click Here |
| Notification PDF | Click Here |
| Official Website | Click Here |
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Q1. What is the last date to apply for UPSC Combined Geo-Scientist 2027? Ans: Last date is 22nd September 2026 till 6:00 PM. No extension will be given. Q2. How many vacancies are there in UPSC Geo-Scientist 2027? Ans: Total 127 tentative vacancies – 111 in GSI and 16 in CGWB. Q3. What is the age limit for UPSC CGS 2027? Ans: 21 to 32 years as on 01.01.2027. You must be born between 02.01.1995 and 01.01.2006. Age relaxation: OBC – 3 years, SC/ST – 5 years, PwBD – 10 years. Q4. What is the qualification for UPSC Geo-Scientist? Ans: Master’s Degree in relevant subject – Geology, Applied Geology, Geophysics, Chemistry, Physics, Hydrogeology, Marine Geology etc. Post-wise qualification table is given above. Q5. What is the salary of UPSC Geo-Scientist? Ans: Group A posts – Level 10 (Rs. 56,100 – 1,77,500) and Group B posts – Level 8 (Rs. 47,600 – 1,51,100) plus DA, HRA, and other allowances. Q6. Is there any vacancy for Geophysicist Group A in 2027? Ans: No. In 2027 notification, 0 vacancy is notified for Geophysicist Group A in GSI. Q7. What is the selection process? Ans: Three stages – Prelims (400 Marks – Objective), Mains (600 Marks – Descriptive), and Personality Test / Interview (200 Marks). Final merit out of 1200 marks. |
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Also Check Other Central Govt Jobs :- 2. NIC Recruitment 2026 – 376 Scientific/ Technical Posts. |