UPSC Combined Geo-Scientist Exam 2027: Notification Out for 127 Posts, Apply Online

Union Public Service Commission Anywhere in India Last Date: 22nd September, 2026
Official Update | Verified Information


Geologist, Geophysicist, Chemist, Scientist 'B', Assistant Geologist, Assistant Geophysicist, Assistant Chemist, Assistant Hydrogeologist

Union Public Service Commission (UPSC)

The Union Public Service Commission (UPSC) invites online applications for the Combined Geo-Scientist (Preliminary and Main) Examination, 2027 for recruitment to Group 'A' and Group 'B' 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 are available. Candidates with the prescribed educational qualifications and age limits are eligible. Applications must be submitted online through the UPSC portal by 22 September 2026. The selection process includes a Preliminary Examination, a Main Examination, and a Personality Test/Interview.

Quick Overview
Particular Details
Organization Union Public Service Commission (UPSC)
Examination Name Combined Geo-Scientist Examination, 2027
Total Vacancies 127 (Category-I: 111, Category-II: 16)
Application Mode Online
Last Date to Apply 22 September 2026 (18:00 Hrs)
Job Type Regular (Permanent)
Job Location Various locations across India
Official Website upsc.gov.in
Various locations across India,
IN


monthly

Employment Type:FULL_TIME

Number of Vacancies:127

Category-wise Vacancy Details

Category-I: Posts in Geological Survey of India (Ministry of Mines) – 111 Vacancies

Post Name Group Vacancies
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
Total 111

Category-II: Posts in Central Ground Water Board (Ministry of Jal Shakti) – 16 Vacancies

Post Name Group Vacancies
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 16

Application Fee

  • For General/OBC/EWS Candidates: ₹200/-
  • For Female/SC/ST/PwBD Candidates: Nil (Exempted).
  • Mode of Payment: Online through the UPSC portal.

Eligibility Criteria

  • Educational Qualification: Varies by post. Candidates must hold a Master's Degree or Bachelor's Degree (with honours) in the relevant discipline (Geology, Geophysics, Chemistry, Hydrogeology, etc.) from a recognized university. Refer to the official notification for post-wise details.
  • Age Limit (as on 01.01.2027):
    • Geologist/Geophysicist/Chemist/Scientist 'B': 21 to 32 years.
    • Assistant Geologist/Assistant Geophysicist/Assistant Chemist/Assistant Hydrogeologist: 21 to 30 years.
    • Age Relaxation: As per Government of India rules for SC/ST/OBC/PwBD/Ex-Servicemen.

Selection Process

  • Preliminary Examination (Objective Type): Qualifying in nature. Two papers (General Studies and Geology/Hydrogeology/Geophysics/Chemistry).
  • Main Examination (Descriptive Type): Three papers in the chosen discipline.
  • Personality Test/Interview: For candidates who qualify in the Main Examination.
  • Final Merit List: Based on marks obtained in the Main Examination and Interview.

How to Apply for UPSC Combined Geo-Scientist Examination 2027

Candidates must apply online through the UPSC portal. Follow these steps:

  1. Visit Official Website: Go to upsconline.nic.in.
  2. Read Notification: Download and read the official notification (Examination Notice No. 01/2027-GEOL) carefully.
  3. Register: Click on the "Apply Online" link for the Combined Geo-Scientist Examination, 2027 and register with a valid email ID and mobile number.
  4. Fill Application Form: Fill the online application form with accurate personal, educational, and category details.
  5. Upload Documents: Upload scanned copies of photograph, signature, and other required documents as per specifications.
  6. Pay Application Fee: Pay the applicable fee online (if not exempted).
  7. Submit Form: Review all details carefully and submit the application.
  8. Save Copy: Take a printout or save a copy of the submitted application for future reference.
  9. Meet Deadline: Ensure the application is submitted before 22 September 2026 (18:00 Hrs).

Last Date: 22 September 2026 (18:00 Hrs).

Important Note: Applications for the Preliminary Examination only are invited at this stage. Only candidates declared qualified in the Preliminary Examination will be permitted to appear for the Main Examination.

Important Dates

Event Date
Notification Date 02 September 2026
Last Date for Online Application 22 September 2026 (18:00 Hrs)
Preliminary Examination Date 10 January 2027
Main Examination Date 19 & 20 June 2027

Important Links

Official Website (UPSC):

Online Application Portal: https://upsconline.nic.in

Official Notification (PDF): Download Official Notification

Key Instructions for Candidates

  • Online Application Only: Applications are accepted only online through the UPSC portal.
  • Eligibility Check: Ensure you meet the educational qualification, age limit, and other criteria for the specific post.
  • Application Fee: Pay the applicable fee online. Fee is non-refundable.
  • Document Upload: Upload scanned copies of all required documents as per specifications.
  • Preliminary Examination: The application is for the Preliminary Examination only. Qualifying in the Preliminary Examination is mandatory to appear for the Main Examination.
  • Check Official Sources: Regularly check the UPSC website for any updates, changes in dates, or corrigendum.

Frequently Asked Questions (FAQs)

What is the last date to apply for UPSC Combined Geo-Scientist Examination 2027?

The last date for online application submission is 22 September 2026 (18:00 Hrs).

How many vacancies are available?

There are a total of 127 vacancies (Category-I: 111, Category-II: 16).

What is the required qualification?

The qualification varies by post. Candidates must hold a Master's Degree or Bachelor's Degree (with honours) in the relevant discipline (Geology, Geophysics, Chemistry, Hydrogeology, etc.). Refer to the official notification for post-wise details.

What is the age limit?

The age limit varies: 21 to 32 years for Group A posts (Geologist/Geophysicist/Chemist/Scientist 'B') and 21 to 30 years for Group B posts (Assistant Geologist/Assistant Geophysicist/Assistant Chemist/Assistant Hydrogeologist). Age relaxation is applicable for reserved categories.

What is the application fee?

The fee is ₹200 for General/OBC/EWS candidates. Female/SC/ST/PwBD candidates are exempted.

What is the selection process?

The selection process includes a Preliminary Examination (Objective), a Main Examination (Descriptive), and a Personality Test/Interview.

How can I apply?

You can apply online through the UPSC portal at upsconline.nic.in.

When is the Preliminary Examination?

The Preliminary Examination is scheduled for 10 January 2027.

Where can I find the official notification?

The official notification is available on the UPSC website https://www.upsc.gov.in. The direct link is provided in the Important Links section above.

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The Union Public Service Commission, commonly abbreviated as UPSC, is India's premier central recruiting agency for central government public servants. It is responsible for appointments to and examinations for Group A and Group B posts under civil services cadre and defence services cadre of the union government.


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