- Master's in Geology/Applied Geology
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
UPSC Combined Geo-Scientist Examination 2027 (127 Posts)
Union Public Service Commission (UPSC) · Geological Survey of India / Central Ground Water Board
Post
11 Post Types
Vacancy
127
Salary
As per rules
Last Date
22 Sept 2026
Qualification
Post Graduate
Location
All India
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Short Information
UPSC has released Examination Notice No. 01/2027-GEOL for the Combined Geo-Scientist Examination 2027, inviting applications for 127 posts across the Geological Survey of India (111 posts — Geologist, Geophysicist, Chemist and their Assistant grades) and Central Ground Water Board (16 posts — Scientist B and Assistant Hydrogeologist/Chemist/Geophysicist). Candidates need a Master's degree in the relevant discipline. Selection is a 3-stage process: Preliminary Examination, Mains Examination, and a Personality Test/Interview.
Important Dates
| Application Begin | 02 September 2026 |
| Last Date | 22 September 2026 |
| Admit Card | Before Examination |
Application Fee
| Category | Fee |
|---|---|
| General/OBC/EWS | ₹200 |
| Female/SC/ST/PwBD | Nil |
Age Limit
Minimum Age
21 Years
Maximum Age
32 Years
Age Calculation
As per notification
Vacancy
Total Vacancy127Posts
| Post Name | Vacancy | Criteria |
|---|---|---|
| Geologist, Group A (GSI) | 29 |
|
| Chemist, Group A (GSI) | 7 |
|
| Assistant Geologist, Group B (GSI) | 34 |
|
| Assistant Geophysicist, Group B (GSI) | 35 |
|
| Assistant Chemist, Group B (GSI) | 6 |
|
| Scientist B - Hydrogeology (CGWB) | 5 |
|
| Scientist B - Chemical (CGWB) | 1 |
|
| Scientist B - Geophysics (CGWB) | 1 |
|
| Assistant Hydrogeologist (CGWB) | 7 |
|
| Assistant Chemist (CGWB) | 1 |
|
| Assistant Geophysicist (CGWB) | 1 |
|
Available Positions
💼 Geologist, Group A (GSI)→💼 Chemist, Group A (GSI)→💼 Assistant Geologist, Group B (GSI)→💼 Assistant Geophysicist, Group B (GSI)→💼 Assistant Chemist, Group B (GSI)→💼 Scientist B - Hydrogeology (CGWB)→💼 Scientist B - Chemical (CGWB)→💼 Scientist B - Geophysics (CGWB)→💼 Assistant Hydrogeologist (CGWB)→💼 Assistant Chemist (CGWB)→💼 Assistant Geophysicist (CGWB)→
Eligibility Criteria
1. Geologist, Group A (GSI)
29 Posts2. Chemist, Group A (GSI)
7 Posts- Master's in Chemistry
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
3. Assistant Geologist, Group B (GSI)
34 Posts- Master's in Geology
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
4. Assistant Geophysicist, Group B (GSI)
35 Posts- Master's in Geophysics/Physics
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
5. Assistant Chemist, Group B (GSI)
6 Posts- Master's in Chemistry
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
6. Scientist B - Hydrogeology (CGWB)
5 Posts- Master's in Hydrogeology/Geology
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
7. Scientist B - Chemical (CGWB)
1 Posts- Master's in Chemistry
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
8. Scientist B - Geophysics (CGWB)
1 Posts- Master's in Geophysics
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
9. Assistant Hydrogeologist (CGWB)
7 Posts- Master's in Geology/Hydrogeology
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
10. Assistant Chemist (CGWB)
1 Posts- Master's in Chemistry
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
11. Assistant Geophysicist (CGWB)
1 Posts- Master's in Geophysics
- Age limit: 21-32 years.
More detailed eligibility requirements should be checked in the official recruitment notification.
Application Tips
- Apply early — don't wait for the last date to avoid website rush and technical issues.
- Keep documents ready — photograph, signature and educational certificates, before starting the application.
- Fill your name, date of birth, and parents' names exactly as on your Matriculation certificate — mistakes can get your candidature cancelled.
- Review every detail carefully before final submission — changes are usually not allowed afterward.
- Take a printout of the submitted application for your records and document verification.
Union Public Service Commission (UPSC) Selection Process
- Preliminary Examination (objective, 2 papers) → Mains Examination (descriptive, 3 papers) → Personality Test/Interview.
Steps to Apply for Union Public Service Commission (UPSC) Recruitment Online
- Read the official notification carefully and check post-wise eligibility, experience and documents.
- Prepare required documents — photograph, signature, identity proof and educational certificates.
- Complete the online application and upload documents as per specifications.
- Pay the applicable fee, if any.
- Submit and save a copy of the final application.
Important Links
Official Source & Verification
✓ Information Source
Visit Union Public Service Commission (UPSC) Official Website →Last information verification: 03 September 2026Frequently Asked Questions
The application process is listed as starting on 02 September 2026.
The listed last date for online application is 22 September 2026. Candidates should verify the current status on the official recruitment portal.
The recruitment information lists 127 vacancies: 29 for Geologist, Group A (GSI) and 7 for Chemist, Group A (GSI) and 34 for Assistant Geologist, Group B (GSI) and 35 for Assistant Geophysicist, Group B (GSI) and 6 for Assistant Chemist, Group B (GSI) and 5 for Scientist B - Hydrogeology (CGWB) and 1 for Scientist B - Chemical (CGWB) and 1 for Scientist B - Geophysics (CGWB) and 7 for Assistant Hydrogeologist (CGWB) and 1 for Assistant Chemist (CGWB) and 1 for Assistant Geophysicist (CGWB).
The listed age range is 21 to 32 years, subject to applicable relaxation rules.
The notification can be downloaded from the Important Links section on this page.
Yes. Once the relevant official update is published, this job page is updated with the official link and users who have opted into alerts are notified.
UPSC Combined Geo-Scientist Examination 2027 (127 Posts)
Review the eligibility details above before applying.