Union Public Service Commission (UPSC) has released for the conduct of the Combined Geo-Scientist Examination (CGSE) 2027 for recruitment to various Group 'A' and Group 'B' posts in the Geological Survey of India (Ministry of Mines) and Central Ground Water Board (Ministry of Jal Shakti).
UPSC Combined Geo-Scientist Recruitment 2027 – Overview
| Organization | UPSC |
| Departments | GSI & CGWB |
| Exam Name | CGSE 2027 |
| Total Vacancies | 86 Posts |
| Job Nature | Group 'A' & Group 'B' |
| Application Mode | Online |
| Online Application Starts | 02 September 2026 |
| Last Date to Apply | 22 September 2026 |
| Preliminary Exam Date | 10 January 2027 |
| Main Exam Date | 19 June 2027 & 20 June 2027 |
| Official Website | upsc.gov.in |
Important Dates
| Event | Date |
|---|---|
| Date of Notification | 02 September 2026 |
| Online Application Starts | 02 September 2026 |
| Last Date to Apply Online | 22 September 2026 |
| Preliminary Examination Date | 10 January 2027 |
| Main Examination Date | 19 & 20 June 2027 |
Vacancy Details
| Department | Post Name | Vacancies |
|---|---|---|
| Category-I (Geological Survey of India) |
Geologist, Group A | 29 |
| Geophysicist, Group A | 00 | |
| Chemist, Group A | 07 | |
| Assistant Geologist, Group B | 34 | |
| Assistant Geophysicist, Group B | 35 | |
| Assistant Chemist, Group B | 06 | |
| Category-II (Central Ground Water Board) |
Scientist 'B' (Hydrogeology), Group A | 05 |
| Scientist 'B' (Chemical), Group A | 01 | |
| Scientist 'B' (Geophysics), Group A | 01 | |
| Assistant Hydrogeologist, Group B | 07 | |
| Assistant Chemist, Group B | 01 | |
| Assistant Geophysicist, Group B | 01 | |
| Total Vacancies | 127 | |
PwBD Reservation: 08 vacancies are reserved for Persons with Benchmark Disabilities in Category-I (GSI) and 02 vacancies are reserved in Category-II (CGWB) as per government rules.
Qualification
- Geologist Gr 'A'/Assistant Geologist Gr 'B' (GSI): Master’s degree in Geological Science or Geology or Applied Geology or Geo-Exploration or Mineral Exploration or Engineering Geology or Marine Geology or Earth Science and Resource Management or Oceanography and Coastal Areas Studies or Petroleum Geosciences or Geochemistry from a recognized University.
- Geophysicist Gr 'A'/Scientist 'B' (Geophysics)/Assistant Geophysicist Gr 'B': M.Sc. in Physics or Applied Physics or Geophysics or Integrated M.Sc. (Exploration Geophysics) or Applied Geophysics or Marine Geophysics or M.Sc. (Tech.) (Applied Geophysics) from a recognized University.
- Chemist Gr 'A'/Scientist 'B' (Chemical)/Assistant Chemist Gr 'B': M.Sc./Integrated M.Sc. in Chemistry or Applied Chemistry or Analytical Chemistry (or Physical/Inorganic/Organic/Hydro-Chemistry/Industrial Chemistry for Assistant Chemist) from a recognized University.
- Scientist 'B' (Hydrogeology)/Assistant Hydrogeologist Gr 'B' (CGWB): Master’s degree in Geology or Applied Geology or Marine Geology or Hydrogeology from a recognized University.
Age Limit
Age Limit as on 1 January 2027:
Candidates must have attained the age of 21 years and must not have attained the age of 32 years as on 1st January 2027 (i.e., born not earlier than 2nd January 1995 and not later than 1st January 2006).
| Category | Age Relaxation |
|---|---|
| UR/EWS | No Relaxation (Max 32 Years) |
| OBC | Up to 3 Years (35 Years) |
| SC/ST | Up to 5 Years (37 Years) |
| PwBD | Up to 10 Years (Cumulative as applicable) |
| Ex-Servicemen/Departmental Candidates | Up to 5 Years Relaxation |
Application Fee
| Category | Application Fee |
|---|---|
| UR/OBC/EWS (Male candidates) | ₹200/- |
| SC/ST/PwBD/Female Candidates | No Fee |
Payment Mode: Online using Visa/Master/RuPay Credit or Debit Card, UPI, or Net Banking facility.
Recruitment Exam Scheme
| Stage-I | Preliminary Examination – 400 Marks |
| Stage-II | Main Examination – 600 Marks |
| Stage-III | Personality Test/Interview – 200 Marks |
| Stage-I Structure | Paper-I: GS (100 Marks + Paper-II: Stream Specific (300 Marks) |
| Stage-II Structure | 3 Stream Specific Papers (200 Marks each, 3 Hours each) |
| Negative Marking (Stage-I) | 1/3rd (0.33) of the marks assigned to that question deducted for wrong answer |
| Medium of Exam | English only |
Preliminary Exam Syllabus (Stage-I)
- Paper-I (General Studies - Common for all streams): Current events of national and international importance, History of India and Indian National Movement, Indian and World Geography, Indian Polity and Governance, Economic and Social Development, General issues on Environmental Ecology, Bio-diversity and Climate Change, General Science.
- Paper-II (Stream-Specific Subject): Objective questions based on the opted discipline — Geology/Hydrogeology, Geophysics, or Chemistry.
How to Apply
- Visit the official portal UPSC Online Application Portal (upsconline.nic.in).
- Complete the Universal Registration Number (URN) module if not already registered.
- Fill out the Common Application Form (CAF) and provide the required identity details.
- Upload candidate photograph, complete live photo capture, and upload the signature image (signed three times vertically with black ink).
- Proceed to the Examination Specific Module for Combined Geo-Scientist Examination 2027.
- Pay the application fee online (if applicable).
- Select your preferred exam centre and submit the final application before 22 September 2026 (6:00 PM).
- Download and print the submitted confirmation form for future correspondence.
Latest Tripura Jobs: Stay updated with postal recruitments, 10th pass jobs, and state government opportunities across Tripura on TripuraCareer.in.
Important Links
| Apply Online | Click Here |
| Notification (PDF) | Download |
| UPSC Official Website | upsc.gov.in |
| Join WhatsApp Channel | |
| Join Telegram Channel | Telegram |
Important: Candidates must carefully read the official UPSC Examination Notice No. 01/2027-GEOL to verify eligibility criteria, discipline stream qualifications, reservation guidelines, and application instructions before applying online.