UPSC Recruitment 2026 – 127 Combined Geo-Scientist Posts
The Union Public Service Commission (UPSC) has announced the Combined Geo-Scientist Examination (CGSE) 2027 to fill 127 vacancies for Geologist, Geophysicist, Chemist, and Scientist 'B' roles. Candidates holding a relevant Master's degree can apply online through the official portal until September 22, 2026. This recruitment drive covers Group A and Group B positions within the Geological Survey of India and the Central Ground Water Board.
| Organisation | Union Public Service Commission |
|---|---|
| Post Name | Geologist, Geophysicist, Chemist, Scientist 'B', and Assistant-level posts |
| Total Vacancies | 127 |
| Last Date | |
| Qualification | Master's degree in Geology, Geophysics, Chemistry, or Hydrogeology from a recognized university. |
| Category | Central Government Jobs·Engineering Jobs·Research & University Jobs |
| District | All Districts |
UPSC CGSE Vacancy Details
The UPSC has notified 127 tentative vacancies for the 2027 examination cycle. These are divided into two categories:
Category-I: Geological Survey of India (GSI)
- Geologist (Group A): 29
- Chemist (Group A): 7
- Assistant Geologist (Group B): 34
- Assistant Geophysicist (Group B): 35
- Assistant Chemist (Group B): 6
Category-II: Central Ground Water Board (CGWB)
- 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
Eligibility Criteria
Candidates must hold a Master’s degree in the relevant field (Geology, Geophysics, Chemistry, or Hydrogeology) from a recognized university. Candidates in their final year of the Master’s program may also apply, provided they can produce proof of passing before the Personality Test.
Age Limit & Relaxation
- Age Limit: 21 to 32 years as of January 1, 2027 (born between 02-01-1995 and 01-01-2006).
- Relaxation: 5 years for SC/ST, 3 years for OBC, 10 years for PwBD, and up to 5 years for GSI/CGWB government servants.
Application Fee
- General/OBC/EWS: ₹200
- Female/SC/ST/PwBD: Exempted
- Payment Mode: Net banking, Credit/Debit card, or UPI.
Salary & Pay Scale
Selected candidates will be placed in the respective Group A and Group B pay scales as per the 7th Central Pay Commission norms applicable to the Ministry of Mines and Ministry of Jal Shakti.
Selection Process
- Preliminary Examination: Objective type (10-01-2027).
- Main Examination: Conventional type (19th & 20th June 2027).
- Personality Test/Interview: For candidates who qualify in the Main Examination.
About Union Public Service Commission
The Union Public Service Commission (UPSC) is India’s premier central recruiting agency, established on October 1, 1926. It is a constitutional body responsible for conducting examinations for appointments to the services of the Union and All India Services. The Commission operates under the mandate provided by the Constitution of India, ensuring a merit-based selection process for the country’s civil services and various technical posts. The Geological Survey of India (GSI), under the Ministry of Mines, serves as the primary organization for earth science information and mineral resource assessment. Founded in 1851, GSI is one of the oldest survey organizations in the world, tasked with providing objective, impartial, and up-to-date geological expertise. Similarly, the Central Ground Water Board (CGWB), under the Ministry of Jal Shakti, is the national apex agency for scientific inputs, management, exploration, monitoring, assessment, and regulation of the country’s groundwater resources. Both organizations play a critical role in India’s infrastructure, mining, and water security sectors. Career prospects within these organizations are highly prestigious, offering candidates the opportunity to work on national-level projects involving mineral exploration, hydrogeological mapping, and chemical analysis. Employees in these roles contribute directly to the sustainable development of India’s natural resources. The UPSC ensures that the recruitment process for these technical roles is rigorous, involving a multi-stage examination process that tests both theoretical knowledge and practical aptitude. By joining these departments, professionals gain exposure to advanced research methodologies and state-of-the-art technology, making it a highly sought-after career path for post-graduates in earth sciences and chemistry. The geographic coverage for these roles is pan-India, with postings available in various regional offices and field units of the GSI and CGWB, providing a diverse and challenging work environment for successful candidates.
How to Apply
- Visit the official UPSC online portal at https://upsconline.nic.in.
- Complete the One-Time Registration (OTR) if not already done.
- Fill in the application form for the Combined Geo-Scientist Examination 2027.
- Upload necessary documents and pay the application fee.
- Submit the form and take a printout for future reference.
Important Dates
| Event | Date |
|---|---|
| Notification Date | 02-09-2026 |
| Last Date to Apply | 22-09-2026 (6:00 PM) |
| Preliminary Exam | 10-01-2027 |
| Main Exam | 19-06-2027 & 20-06-2027 |
Important Links
| Link | URL |
|---|---|
| Download Our App | Click Here |
| Best TGPSC Books | Click Here |
| Official Notification | Click Here |
| Apply Online | Click Here |
| Commission’s Website | Click Here |
Frequently Asked Questions
Who can apply for Union Public Service Commission Combined Geo-Scientist 2027?
Candidates holding a Master’s degree in Geological Science, Geophysics, Chemistry, or Hydrogeology from a recognized university are eligible. Applicants must also meet the age criteria of 21 to 32 years as of January 1, 2027.
What is the salary for posts at Geological Survey of India and CGWB?
The salary for these positions is determined by the 7th Central Pay Commission pay scales for Group A and Group B gazetted officers. Specific pay levels are defined in the official notification based on the post category.
What is the selection process for UPSC CGSE 2027?
The selection process consists of three stages: a Preliminary Examination, a Main Examination, and a final Personality Test/Interview. Candidates must qualify in each stage to proceed to the next.
Is UPSC a Central or State Government organisation?
The Union Public Service Commission is a Central Government constitutional body. It is responsible for conducting examinations for appointments to the services of the Union and All India Services.