Union Public Service Commission
Contractual / Regular
Top Job

UPSC Combined Geo-Scientist Recruitment 2027 (127 Posts)

Sourced from Official Government PDF
Sep. 3, 2026
GeologistGeophysicistChemistAssistant GeologistAssistant GeophysicistAssistant Chemist

Required Qualification

Postgraduate298
M.Sc158
M.Tech111
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Quick Recruitment Snapshot

Key recruitment parameters at a glance before you apply

Vacancies
127 Vacancies
Pay Scale
As per norms
Age Limit
21-32 years as on 01-01-2027
Job Location
All India42

Crucial Recruitment Dates

Official schedule & key deadlines

Published

Sep 2, 2026

2

Starts

Sep 2, 2026

3

Deadline

Sep 22, 2026

4

Exam Date

Jan 10, 2027

Application Window2 – 22 Sep 2026
Exam / Test Date10 Jan 2027

Eligibility Criteria & Educational Qualifications

Who is eligible to apply for this recruitment? Check essential educational qualifications, branch/stream criteria, and age limits.

Educational Qualification

  • For Geologist Group 'A': Master's degree in Geological Science/Geology/Applied Geology/Geo-Exploration/Mineral Exploration/Engineering Geology/Marine Geology/Earth Science and Resource Management/Oceanography/Coastal Areas Studies/Petroleum Geosciences/Geochemistry from a recognized University.
  • For Geophysicist Group 'A' & Scientist 'B' (Geophysics) Group 'A': M.Sc. in Physics/Applied Physics/Geophysics or Integrated M.Sc. (Exploration Geophysics)/M.Sc (Applied Geophysics)/M.Sc. (Marine Geophysics)/M.Sc. (Tech.) (Applied Geophysics) from a recognized University.
  • For Chemist Group 'A' & Scientist 'B' (Chemical): M.Sc. in Chemistry/Applied Chemistry/Analytical Chemistry from a recognized University.
  • For Scientist 'B' (Hydrogeology) Group 'A' & Assistant (Hydrogeologist) Group 'B': Master's degree in Geology/Applied Geology/Marine Geology/Hydrogeology from a recognized University.
  • For Assistant Chemist Group 'B' & Assistant (Chemist) Group 'B': Master of Science or Integrated Master of Science in Chemistry/Applied Chemistry/Analytical Chemistry/Physical Chemistry/Inorganic Chemistry/Organic Chemistry/Hydro-Chemistry/Industrial Chemistry from a recognized University or Institute.
  • For Assistant Geologist Group 'B': Master's degree or Integrated Master's degree in Geology/Applied Geology/Mineral Exploration/Marine Geology/Earth Science from a recognized University or Institute.
  • For Assistant Geophysicist Group 'B': Master of Science or Master of Science (Tech) or Integrated Master of Science in Geophysics/Exploration Geophysics/Applied Geophysics/Geo-Exploration/Marine Geophysics/Physics/Applied Physics/Applied Geology from a recognized University or Institute.

Age Limit & Relaxations

  • SC/ST: Upto 5 years relaxation.
  • OBC: Upto 3 years relaxation.
  • Defence Services Personnel (disabled in operations): Upto 3 years relaxation.
  • Ex-Servicemen: Upto 5 years relaxation (for those with 5 years military service as on 01-01-2027).
  • ECOs/SSCOs (with extended assignment): Upto 5 years relaxation.
  • Blind, Deaf-mute, Orthopedically Handicapped persons: Upto 10 years relaxation.
Check Your Age Eligibility

Syllabus & Exam Pattern Overview

What is the examination structure? Mode of test, total marks, duration, and negative marking rules.

The Combined Geo-Scientist Examination consists of three successive stages:

  • Stage-I: Preliminary Examination (Objective Type) - 400 Marks
  • Stage-II: Main Examination (Conventional/Descriptive Type) - 600 Marks
  • Stage-III: Personality Test/Interview - 200 Marks

Stage-I (Preliminary) Examination:

  • Paper-I: General Studies (common for all streams) - 100 Marks.
  • Paper-II: Stream-specific (Geology/Hydrogeology, Geophysics, or Chemistry) - 300 Marks.

There is a penalty of one-third (0.33) of the marks for each wrong answer in the Objective Type (Preliminary) papers.

Stage-II (Main) Examination:

This stage comprises three conventional type papers for each stream, to be answered in English, and is of M.Sc. degree standard. Key subjects covered include:

  • Geology: Physical Geology, Structural Geology, Mineralogy, Igneous Petrology, Metamorphic Petrology, Sedimentology, Paleontology, Stratigraphy, Economic Geology, Hydrogeology, Geochemistry, Isotope Geology.
  • Geophysics: Solid Earth Geophysics, Mathematical Methods in Geophysics, Electromagnetism, Geophysical Prospecting, Remote Sensing and Thermodynamics, Nuclear Physics and Radiometry, Radiometric and Airborne Geophysics, Marine Geophysics, Geophysical Signal Processing, Borehole Geophysics.
  • Chemistry: Chemical Periodicity, Chemical Bonding and Structure, Acids and Bases, Theoretical basis of Quantitative Inorganic Analysis, Kinetic Theory and the Gaseous State, Chemical Thermodynamics and Chemical Equilibrium, Solutions of Non-Electrolytes, Electrochemistry, Basic Organic Chemistry, Stereochemistry, Types of Organic Reactions, Inorganic Solids, Coordination Compounds, Nuclear Chemistry, Chemistry of d- and f-block elements.

Candidates qualifying in Stage-II will be summoned for the Personality Test.

Category-Wise Vacancy Breakdown & Pay Scale

Detailed post distribution across UR, OBC, EWS, SC, ST quotas and 7th CPC Pay Matrix / Monthly Stipend.

Category-Wise Vacancy Distribution

  • Geologist, Group A29
  • Geophysicist, Group A00
  • Chemist, Group A07
  • Assistant Geologist, Group B34
  • Assistant Geophysicist, Group B35
  • Assistant Chemist, Group B06
  • 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 Vacancies127 Vacancies

Pay Scale & Monthly Remuneration

As per norms

How to Apply Online Step-by-Step?

Follow this verified step-by-step application procedure on the official recruitment portal.

Application Procedure

Candidates must apply online through the Union Public Service Commission's website https://upsconline.nic.in. The application process involves:

  • Creating an account.
  • Obtaining a Universal Registration Number (URN).
  • Filling out the Common Application Form (CAF) and an Examination Specific Module (which includes fee payment and center selection).
  • Uploading requisite information and supporting documents (e.g., date of birth, educational qualification, category certificates).
  • Capturing a live photograph and uploading a scanned signature as per the instructions available on the Commission's website.

Applicants are strongly advised to refer to the detailed instructions and prepare all documents in advance. Failure to provide the required information or documents will result in the cancellation of candidature. Candidates should apply well before the deadline of 22nd September 2026 to avoid last-minute issues, as the link will be disabled afterwards. Aadhaar Cards are recommended as ID documents for verification.

Application Fee & Category Concessions

  • General/OBC/EWS Male Candidates: Rs. 200/-
  • Female/SC/ST/Persons with Benchmark Disability (PwBD) Candidates: Exempted from fee payment.

Payment can be made online via net banking, Visa/Master/RuPay Credit/Debit Card, or UPI Payment. Fee is non-refundable.

Official Notification & Portal Verification

Direct links to the authorized government portal, official notification PDF, and career portal.

Verified Official Domain
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Sarkari Job Khojo is an independent information service and job discovery platform. All recruitment insights, syllabi, previous year exam cutoffs, and selection stages are compiled from official government notifications, gazettes, and recruitment portals. We are not affiliated with, authorized by, or an official representative of any government agency or recruitment board. Always verify details in the official advertisement PDF before applying.

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