UPSC Combined Geo Scientist Recruitment 2027: Apply Online for 127 Posts

The Union Public Service Commission has released the detailed Combined Geo-Scientist Examination 2027 notice on upsc.gov.in. A total of 127 vacancies are open in the Geological Survey of India and the Central Ground Water Board. Candidates aged 21–32 years as on 1 January 2027 with a relevant master’s degree can apply from 2 September 2026 to 22 September 2026 (6:00 PM). Prelims is on 10 January 2027 and Mains on 19–20 June 2027. This page covers dates, vacancies, eligibility, selection, pattern and official links.

UPSC Geo Scientist Notification 2027 Out @upsc.gov.in

Advertisement 01/2027 GEOL covers Geologist, Chemist, Geophysicist, Hydrogeologist and Assistant posts in Group A and B. The PDF has vacancies, age relaxation, syllabus, centres and application rules. You may choose only one stream.

Download UPSC Combined Geo Scientist 2027 Notification PDF. Apply at upsconline.nic.in.

Key highlights

Vacancy 2027

Category I — Geological Survey of India (111)

Category II — Central Ground Water Board (16)

Important dates

Eligibility

Age as on 1 January 2027: 21 to 32 years (born between 2 January 1995 and 1 January 2006). Relaxation: SC/ST 5 years, OBC 3 years, eligible government servants 5 years, ESM 5 years, PwBD 10 years.

• Geologist / Assistant Geologist: Master’s in Geological Science, Geology, Applied Geology, Mineral Exploration, Marine Geology, Earth Science or related fields.

• Geophysics posts: Master’s in Physics, Applied Physics, Geophysics, Exploration or Marine Geophysics.

• Chemistry posts: Master’s in Chemistry, Applied Chemistry or Analytical Chemistry.

• Hydrogeology posts: Master’s in Geology, Applied Geology, Marine Geology or Hydrogeology.

Applicants must be Indian citizens. Other categories need the certificates listed in the notice. Choose only one stream even if you qualify for more.

Selection and exam pattern

Three stages: Prelims (400 marks, two objective papers, one-third negative marking), Mains (600 marks, three descriptive papers), Personality Test (200 marks). Grand total 1,200.

Prelims: General Studies 100 marks (2 hours) plus a stream paper of 300 marks (2 hours).

Mains: Each paper is 3 hours and 200 marks. Geology/Hydrogeology: Geology I, Geology II, Hydrogeology. Geophysics and Chemistry: three subject papers each.

How to apply and fee

1. Create an account on upsconline.nic.in.

2. Generate your Universal Registration Number (URN).

3. Complete the Common Application Form with photograph, live photo and signature.

4. Open Combined Geo-Scientist Examination 2027 and select one stream.

5. Pick Prelims centres, pay Rs 200 if applicable, submit and save the slip.

Pay and service conditions follow the official notification and 7th CPC. Finish the form before 6 PM on 22 September 2026 and verify everything on upsc.gov.in.