UPSC Geo-Scientist Recruitment 2027: Apply Online for 127 Posts
The Union Public Service Commission (UPSC) has released the official notification for the Combined Geo-Scientist (Preliminary and Main) Examination, 2027. The examination is being conducted to recruit eligible candidates for various Group A and Group B scientific and technical posts in the Geological Survey of India (GSI) under the Ministry of Mines and the Central Ground Water Board (CGWB) under the Ministry of Jal Shakti.
A total of 127 vacancies have been announced through the UPSC Combined Geo-Scientist Examination 2027. The recruitment includes posts such as Geologist, Chemist, Assistant Geologist, Assistant Geophysicist, Assistant Chemist, Scientist ‘B’, Assistant Hydrogeologist and other scientific posts.
The UPSC Geo-Scientist 2027 notification was released on 02 September 2026, and the online application process started on the same date. Eligible candidates can submit their applications until 22 September 2026, up to 6:00 PM.
Important: UPSC Geo-Scientist Exam Syllabus 2027 and Exam Pattern
The selection process consists of three stages: Preliminary Examination, Main Examination and Personality Test/Interview.
UPSC Geo-Scientist Recruitment 2027 Overview
| Particulars | Details |
|---|---|
| Recruiting Organization | Union Public Service Commission (UPSC) |
| Examination Name | Combined Geo-Scientist Examination, 2027 |
| Examination Notice Number | 01/2027-GEOL |
| Notification Date | 02 September 2026 |
| Total Vacancies | 127 Posts |
| Category-I Vacancies | 111 Posts |
| Category-II Vacancies | 16 Posts |
| Job Type | Central Government Job |
| Posts | Group A and Group B |
| Application Mode | Online |
| Application Start Date | 02 September 2026 |
| Last Date to Apply | 22 September 2026, 6:00 PM |
| Preliminary Exam Date | 10 January 2027 |
| Main Exam Dates | 19 and 20 June 2027 |
| Selection Process | Preliminary Exam + Main Exam + Personality Test |
| Official Website | upsc.gov.in |
The examination is being conducted under Examination Notice No. 01/2027-GEOL for recruitment to scientific and technical posts in GSI and CGWB.
UPSC Geo-Scientist Recruitment 2027 Important Dates
Candidates should carefully note the following important dates before submitting their application.
| Event | Date |
|---|---|
| Notification Release Date | 02 September 2026 |
| Online Application Start Date | 02 September 2026 |
| Last Date to Apply Online | 22 September 2026 |
| Last Date and Time | 22 September 2026, 6:00 PM |
| Preliminary Examination | 10 January 2027 |
| Main Examination | 19 and 20 June 2027 |
| Personality Test | To be announced |
Candidates are advised not to wait until the final day to submit their applications because UPSC may experience heavy traffic close to the application deadline.
UPSC Geo-Scientist Vacancy 2027 Details
UPSC has announced a total of 127 vacancies under the Combined Geo-Scientist Examination 2027.
The vacancies are divided into two major categories:
- Category-I: Geological Survey of India (GSI) – 111 Posts
- Category-II: Central Ground Water Board (CGWB) – 16 Posts
Category-I Vacancy Details: Geological Survey of India
The Geological Survey of India, functioning under the Ministry of Mines, has announced 111 vacancies.
| Post Name | Group | Vacancies |
|---|---|---|
| Geologist | Group A | 29 |
| Geophysicist | Group A | 0 |
| Chemist | Group A | 7 |
| Assistant Geologist | Group B | 34 |
| Assistant Geophysicist | Group B | 35 |
| Assistant Chemist | Group B | 6 |
| Total | 111 |
The highest number of vacancies in Category-I has been announced for the post of Assistant Geophysicist, followed by Assistant Geologist.
Category-II Vacancy Details: Central Ground Water Board
The Central Ground Water Board (CGWB), under the Ministry of Jal Shakti, has announced 16 vacancies.
| Post Name | Group | Vacancies |
|---|---|---|
| Scientist ‘B’ (Hydrogeology) | Group A | 5 |
| Scientist ‘B’ (Chemical) | Group A | 1 |
| Scientist ‘B’ (Geophysics) | Group A | 1 |
| Assistant Hydrogeologist | Group B | 7 |
| Assistant Chemist | Group B | 1 |
| Assistant Geophysicist | Group B | 1 |
| Total | 16 |
Total Vacancy Summary
| Category | Organization | Total Vacancies |
|---|---|---|
| Category-I | Geological Survey of India | 111 |
| Category-II | Central Ground Water Board | 16 |
| Grand Total | 127 Posts |
The vacancy figures include multiple scientific disciplines covering geology, geophysics, chemistry and hydrogeology.
UPSC Geo-Scientist 2027 Posts
The UPSC Combined Geo-Scientist Examination 2027 includes recruitment for the following posts:
Geological Survey of India
- Geologist, Group A
- Geophysicist, Group A
- Chemist, Group A
- Assistant Geologist, Group B
- Assistant Geophysicist, Group B
- Assistant Chemist, Group B
Central Ground Water Board
- Scientist ‘B’ (Hydrogeology), Group A
- Scientist ‘B’ (Chemical), Group A
- Scientist ‘B’ (Geophysics), Group A
- Assistant Hydrogeologist, Group B
- Assistant Chemist, Group B
- Assistant Geophysicist, Group B
UPSC Geo-Scientist 2027 Eligibility Criteria
Candidates must possess the prescribed educational qualification for the specific post for which they are applying.
Educational Qualification
The qualification requirements vary according to the discipline and post.
Broadly, candidates require a relevant Master’s Degree or Integrated Master’s Degree in subjects such as:
- Geology
- Applied Geology
- Geological Science
- Geophysics
- Applied Geophysics
- Physics
- Applied Physics
- Chemistry
- Applied Chemistry
- Analytical Chemistry
- Hydrogeology
- Marine Geology
- Mineral Exploration
- Geo-Exploration
- Other relevant disciplines prescribed by UPSC
The exact educational qualification differs from one post to another. Candidates should therefore carefully read the official notification and verify their eligibility before applying.
UPSC Geo-Scientist 2027 Age Limit
Candidates must generally have attained the age of 21 years and must not have attained the age of 32 years as on 01 January 2027.
Age Limit Summary
| Minimum Age | Maximum Age |
|---|---|
| 21 Years | 32 Years |
Candidates should have been born:
- Not earlier than 02 January 1995, and
- Not later than 01 January 2006
Age relaxation will be applicable for eligible candidates belonging to reserved categories according to Government of India rules.
UPSC Geo-Scientist Recruitment 2027 Application Fee
The application fee for the UPSC Combined Geo-Scientist Examination 2027 is as follows:
| Category | Application Fee |
|---|---|
| General / UR Male | ₹200 |
| OBC Male | ₹200 |
| EWS Male | ₹200 |
| Female Candidates | No Fee |
| SC Candidates | No Fee |
| ST Candidates | No Fee |
| PwBD Candidates | No Fee |
The application fee can be paid through the online payment options provided in the UPSC application portal.
Candidates who are exempted from paying the application fee should ensure that they meet the relevant category requirements before submitting the application.
UPSC Geo-Scientist Recruitment 2027 Salary
The salary depends on the post and pay level. The UPSC Combined Geo-Scientist Examination 2027 includes both Group A and Group B posts under the Geological Survey of India (GSI) and Central Ground Water Board (CGWB).
Post-Wise Basic Salary
| Post Category | Pay Level | Basic Pay Range |
|---|---|---|
| Geologist / Geophysicist / Chemist, Group A | Level 10 | ₹56,100 – ₹1,77,500 |
| Scientist ‘B’, Group A | Level 10 | ₹56,100 – ₹1,77,500 |
| Assistant Geologist / Assistant Geophysicist / Assistant Chemist, Group B | Level 8 | ₹47,600 – ₹1,51,100 |
| Assistant Hydrogeologist / equivalent Group B posts | Level 8 | ₹47,600 – ₹1,51,100 |
The 2027 recruitment rules cover these Group A and Group B services, with the applicable pay hierarchy ranging from Level 8 upward depending on the post and career progression.
Expected In-Hand Salary
For a newly appointed candidate, the approximate monthly in-hand salary may be:
- Group A posts: approximately ₹85,000 to ₹1,05,000 per month
- Group B posts: approximately ₹75,000 to ₹95,000 per month
The actual in-hand amount can vary based on the city of posting, Dearness Allowance, House Rent Allowance, Transport Allowance, NPS contribution, income tax and other deductions.
UPSC Geo-Scientist Recruitment 2027 Selection Process
The selection process for the Combined Geo-Scientist Examination 2027 consists of three stages.
Stage I: Preliminary Examination
The Preliminary Examination is objective in nature and consists of two papers.
| Paper | Subject | Marks |
|---|---|---|
| Paper I | General Studies | 100 |
| Paper II | Subject-Specific Paper | 300 |
| Total | 400 |
The subject-specific paper will depend on the candidate’s stream, such as Geology, Hydrogeology, Geophysics or Chemistry.
Stage II: Main Examination
Candidates who qualify in the Preliminary Examination will be eligible to appear in the Main Examination.
The Main Examination consists of descriptive or conventional-type papers and carries a total of 600 marks.
Stage III: Personality Test
Candidates who qualify in the Main Examination will be called for the Personality Test/Interview.
The Personality Test carries 200 marks.
Selection Marks Summary
| Stage | Marks |
|---|---|
| Preliminary Examination | 400 |
| Main Examination | 600 |
| Personality Test | 200 |
| Total | 1,200 Marks |
The final merit will be prepared according to the UPSC rules applicable to the examination.
UPSC Geo-Scientist 2027 Preliminary Exam Date
The UPSC Combined Geo-Scientist Preliminary Examination 2027 is scheduled to be held on:
10 January 2027
The Preliminary Examination is the first stage of the selection process. Candidates who qualify according to the prescribed cut-off and examination rules will become eligible for the Main Examination.
UPSC Geo-Scientist 2027 Main Exam Date
The Main Examination is scheduled for:
19 and 20 June 2027
Only candidates who successfully qualify in the Preliminary Examination will be permitted to appear for the Main Examination.
How to Apply for UPSC Geo-Scientist Recruitment 2027
Candidates can apply online through the UPSC online application system.
Steps to Apply Online
- Visit the official UPSC website.
- Open the online application portal.
- Create an account and complete the required registration process.
- Generate or use the Universal Registration Number (URN), where applicable.
- Complete the Common Application Form (CAF).
- Select the Combined Geo-Scientist Examination, 2027.
- Enter the required personal and educational information.
- Upload or complete the prescribed photograph, signature and other required documents.
- Pay the application fee, if applicable.
- Review all information carefully.
- Submit the online application form before the deadline.
- Download and save a copy of the completed application form for future reference.
Candidates should carefully verify their educational qualifications and other eligibility conditions before final submission.
UPSC Geo-Scientist Recruitment 2027 Salary
Candidates selected through the UPSC Combined Geo-Scientist Examination 2027 will be appointed to Group A and Group B posts under the respective government departments.
The salary and allowances will be applicable according to the Government of India pay levels and rules prescribed for the respective post.
Selected candidates may receive applicable benefits and allowances such as:
- Basic Pay
- Dearness Allowance
- House Rent Allowance
- Transport Allowance
- Other applicable Central Government allowances
The exact salary and in-hand amount will depend on the post, pay level, location of posting and applicable deductions.
UPSC Geo-Scientist Recruitment 2027 Important Links
- Official UPSC Geo-Scientist 2027 Notification: Download Official Notification PDF
- Official UPSC Website: Visit UPSC Official Website
- UPSC Online Application Portal: Apply Online Through UPSC Portal
Candidates should rely primarily on the official UPSC notification and website for application instructions, examination notices, admit cards, results and other updates.
Important Instructions for Candidates
Candidates should keep the following points in mind before applying:
- Read the complete official notification carefully.
- Check the post-wise educational qualification.
- Verify the age limit before submitting the application.
- Ensure that all certificates and documents are valid.
- Submit the application before 22 September 2026, 6:00 PM.
- Do not wait until the final day to apply.
- Keep a copy of the submitted application form.
- Regularly check the UPSC website for examination-related announcements.
UPSC Geo-Scientist Recruitment 2027: Key Highlights
- Recruiting Organization: Union Public Service Commission
- Examination: Combined Geo-Scientist Examination, 2027
- Examination Notice Number: 01/2027-GEOL
- Notification Date: 02 September 2026
- Total Vacancies: 127 Posts
- GSI Vacancies: 111 Posts
- CGWB Vacancies: 16 Posts
- Application Start Date: 02 September 2026
- Last Date: 22 September 2026
- Last Date and Time: 6:00 PM
- Preliminary Examination: 10 January 2027
- Main Examination: 19 and 20 June 2027
- Selection Process: Preliminary Exam + Main Exam + Personality Test
- Application Fee: ₹200 for applicable candidates
Important Official Resources
UPSC Geo-Scientist 2027 Examination Page
UPSC Previous Year Question Papers
Important accuracy note: UPSC notifications are the primary authority for the exact syllabus. Before publishing, it is best to compare every stream-wise subtopic with the latest Appendix containing the detailed syllabus because UPSC can refine wording or stream-specific coverage between examination cycles. The 2027 notification confirms the current examination cycle and Preliminary date, while recent UPSC examination notices and official question-paper archives support the detailed scheme and subject structure described above.
Some Important Useful Links
| Apply Online | Click Here |
|---|---|
| Download Notification | Click Here |
| Official Website | Click Here |