Notification Highlights
Important Examination & Application Dates
| Recruitment Event / Milestone | Official Date / Schedule |
|---|---|
| Notification Released on ISRO Portal | 29 September 2026 |
| Online Application Portal Opens | 29 September 2026 |
| Last Date for Online Submission | 04 November 2026 (17:00 Hrs) |
| Last Date for Online Fee Payment | 06 November 2026 |
| Written CBT Examination | December 2026 |
Application Fee by Reservation Category
| Candidate Category | Prescribed Fee |
|---|---|
| Application Processing Fee (All Candidates) | ₹250 (Non-refundable) |
| Refundable Exam Fee (General/OBC) | ₹500 (Refundable ₹400 on attending CBT) |
| Women, SC, ST, PwBD, ESM Candidates | Full Refund of ₹500 on attending CBT |
Post-Wise Vacancy & Pay Scale Breakdown
| Post Name | Department | Pay Scale | Vacancies |
|---|---|---|---|
| Scientist / Engineer "SC" (Mechanical) | ISRO Centers (URSC / VSSC / LPSC / SDSC) | Level 10 (₹56,100 – ₹1,77,500) | 128 |
| Scientist / Engineer "SC" (Electronics) | ISRO Centers (SAC / URSC / ISTRAC) | Level 10 (₹56,100 – ₹1,77,500) | 105 |
| Scientist / Engineer "SC" (Computer Science) | ISRO Centers (NRSC / URSC / IIRS) | Level 10 (₹56,100 – ₹1,77,500) | 70 |
7th CPC Salary Structure & In-Hand Arithmetic
Monthly compensation breakdown based on Central Government pay matrices (Inputs: 01 July 2026 (7th CPC Level 10 Pay Matrix)):
| Salary Component / Allowance | Monthly Amount (₹) | Calculation Basis / Statutory Rule |
|---|---|---|
| Basic Pay | ₹56,100 | Starting entry pay in prescribed 7th CPC matrix cell |
| Dearness Allowance (DA) | ₹28,050 | Calculated at 50% of Basic Pay |
| House Rent Allowance (HRA) | ₹15,147 | Class-X city rate (27%) |
| Transport Allowance (TPTA) | ₹7,200 | Higher TPTA cities + DA on TPTA |
| Gross Monthly Emoluments | ₹1,06,497 | Sum of Basic + DA + HRA + Allowances |
| NPS Employee Contribution (10%) | -₹8,415 | 10% of (Basic Pay + Dearness Allowance) |
| Estimated Net In-Hand Monthly Pay | ₹97,282 | Credited directly to employee bank account |
Calculated for ISRO research centers in Class-X cities (Bengaluru URSC, SAC Ahmedabad). Subsidized residential accommodation and medical benefits (CHSS) provided.
Examination Pattern, Subjects & Negative Marking
Detailed section-wise question distribution, marks allocation, and penalty rules:
| Subject / Test Module | Questions | Max Marks | Duration | Negative Marking Penalty |
|---|---|---|---|---|
| Part A: Core Discipline Engineering Knowledge | 80 | 80 | Combined 120 Minutes | 0.33 Negative Marks per incorrect answer |
| Part B: Aptitude & Reasoning Ability | 15 | 20 | Combined 120 Minutes | No Negative Marking in Part B |
Official Examination Syllabus & Section-Wise Topics
Curated subject topics based on official recruitment notifications and past pattern distribution:
- Mechanical: Applied Mechanics and Design, Fluid Mechanics & Thermal Sciences, Materials & Manufacturing Processes, Industrial Engineering
- Electronics: Networks, Electronic Devices, Analog & Digital Circuits, Control Systems, Communications, Electromagnetics
- Computer Science: Algorithms, Data Structures, Theory of Computation, Operating Systems, Databases, Computer Networks, Software Engineering
- Numerical Reasoning, Data Interpretation, Spatial Aptitude, Verbal Reasoning, Technical Abstract Problem Solving
Previous Cycle Qualifying Cut-Off Benchmarks
Historical normalized qualifying marks across reservation categories to gauge target scores and safe attempt targets:
| Cycle / Exam Stage | General (UR) | OBC-NCL | EWS | SC | ST | Total Marks |
|---|---|---|---|---|---|---|
| 2024 ICRB Scientist SC (Screening CBT) | 68.25 | 62.50 | 60.75 | 54.00 | 51.50 | 100 |
| 2023 ICRB Scientist SC (Screening CBT) | 64.00 | 58.75 | 57.25 | 50.50 | 48.00 | 100 |
| 2021 ICRB Written Test Benchmark | 61.50 | 56.00 | 54.50 | 48.00 | 45.50 | 100 |
Profile Match & Application Advisory
- Engineering graduates (B.E./B.Tech or equivalent) in Mechanical, Electrical, Electronics, or Computer Science with minimum 65% aggregate or 6.84 CGPA.
- Candidates seeking Level 10 Scientist/Engineer SC career paths in national space research centers (VSSC, URSC, SAC, LPSC).
- Candidates with aggregate engineering marks below 65% or CGPA below 6.84 (strict cut-off with no rounding off allowed).
- Candidates awaiting final semester results without provisional degree clearance before the application closing date.
Common Application Mistakes & Scrutiny Pitfalls
- Uploading CGPA conversion certificates without the official university conversion formula attached.
- Selecting the incorrect engineering discipline code during ICRB online registration.
- Submitting blurry GATE scorecards or identity documents.
Documents to Keep Ready Before Applying
- B.E. / B.Tech Degree Certificate or Provisional Degree Certificate (PDC)
- Consolidated marks transcript covering all 8 semesters
- Official CGPA-to-Percentage conversion formula certificate issued by Registrar
- Valid Government Photo ID (Aadhaar Card, Passport, or Voter ID)
- Category / PwBD Certificate (if claiming fee exemption)
Strategic Examination Preparation Blueprint
Actionable study guidelines, speed drills, and score defense tactics curated by GovIndiaNews editorial board:
Download and print the official gazette syllabus to tick off every individual sub-topic systematically during your study schedule.
Dedicate the first 2 hours of daily study to your weakest subject before moving to familiar revision topics.
Conduct weekly timed self-assessment tests and compute your net score strictly applying the official negative marking formula.
Review official commission corrigenda and model answer keys to understand recurring question structures and accepted representations.
Ensure all mandatory identity documents and category certificates are renewed within the prescribed financial year validity window.
Interactive Candidate Utilities Suite
Statutory software calculators and document specification checkers for this notification
Frequently Asked Questions (Indian Space Research Organisation (ISRO))
What is the selection process and interview weightage for ISRO Scientist SC?
Selection involves a computer-based screening test followed by a personal interview. The written test shortlists candidates in a 1:5 ratio per vacancy. Final selection is based 50% on the written test score and 50% on the personal interview, subject to scoring at least 60% in the interview.
Can final semester engineering students apply for ISRO ICRB?
No. Candidates must possess their provisional degree certificate or final consolidated marksheet declaring First Class graduation (min 65% aggregate or 6.84 CGPA) on or before the application closing date.
Is a GATE scorecard compulsory for ISRO Scientist Engineer SC recruitment?
No. The ICRB Scientist SC recruitment is an independent national direct recruitment drive conducted via ISRO written examination; GATE qualification is not mandatory.
What is the starting monthly take-home salary of an ISRO Scientist SC?
Under 7th CPC Level 10, the starting basic pay is ₹56,100. With 50% DA, 27% HRA, and Transport Allowance, gross monthly earnings reach ₹1,06,497, resulting in approx ₹97,282 in-hand take-home after statutory NPS and tax deductions.
Primary Gazette Source Notice
Notice Title: ISRO Centralised Recruitment Board (ICRB) Notice Board
Verified on: 02 Oct 2026
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