ISRO ICRB Scientist Engineer Recruitment 2026 : Hello Everyone, Landing a career at the Indian Space Research Organisation (ISRO) is a lifelong dream for thousands of ambitious engineers across India. Working alongside some of the world’s most accomplished scientists, contributing to lunar exploration programs, satellite launches, and deep-space missions offers unmatched professional pride and technical exposure. If you have been waiting for a golden opening in India’s premier space agency, your moment has arrived.
The Indian Space Research Organisation Centralised Recruitment Board has officially released the detailed notification for the ISRO ICRB Scientist Engineer Recruitment 2026 (Advt. No.: ISRO ICRB:03(EMC):2026). This year, ISRO is inviting online applications from dynamic, qualified engineering graduates to fill 175 vacancies for the prestigious post of Scientist/Engineer ‘SC’.
The online application process commenced on 27 August 2026, and candidates have until 16 September 2026 to complete their registrations and fee submissions. In this comprehensive, step-by-step guide, we walk you through every critical dimension of the recruitment drive—including exact discipline-wise eligibility requirements, age criteria, category-wise fee structure and refund rules, selection methodology, preparation tips, and online application guidelines.
ISRO ICRB Scientist Engineer Recruitment 2026: Key Overview
To help you quickly grasp the primary highlights of this recruitment notification, here is the complete snapshot in a single table.
|
Parameter |
Details & Specifications |
|---|---|
|
Recruitment Body |
Indian Space Research Organisation (ISRO) |
|
Conducting Board |
ISRO Centralised Recruitment Board (ICRB) |
|
Advertisement Number |
ISRO ICRB:03(EMC):2026 |
|
Post Designation |
Scientist / Engineer ‘SC’ |
|
Total Number of Vacancies |
175 Positions |
|
Online Application Start Date |
27 August 2026 |
|
Last Date to Apply & Pay Fees |
16 September 2026 |
|
Minimum Educational Qualification |
B.E. / B.Tech or Equivalent (Min. 65% aggregate or 6.84 CGPA) |
|
Age Limit (As on 16 September 2026) |
18 to 28 Years (Relaxation as per Govt. norms) |
|
Gross Application Fee |
₹750/- for all categories |
|
Net Application Fee (After Refund) |
₹250/- (UR/OBC/EWS Male); ₹0/- (SC/ST/PwBD/Women/ExSM) |
|
Selection Process |
Written Screening / Shortlisting, Interview, Final Merit List |
|
Job Location |
Across Various ISRO Centres / Units in India |
|
Official Website |
https://www.isro.gov.in |
Important Dates to Remember
Keeping a close eye on the recruitment timeline is essential so that you do not miss any crucial milestones. The registration window is open for approximately three weeks, so prompt action is recommended.
- Commencement of Online Application Submission: 27 August 2026
- Closing Date for Online Application Form: 16 September 2026
- Last Date for Application Fee Payment: 16 September 2026
- Admit Card Issuance: To be announced prior to the screening examination
- Screening Test / Exam Date: Will be notified later on the official portal
- Interview Schedule & Final Results: To be updated following the written exam
Candidates are strongly encouraged to complete their registration well before the deadline of 16 September 2026 to avoid last-minute server bottlenecks.
Vacancy Details and Discipline-Wise Breakdown
Under the ISRO ICRB Scientist Engineer Recruitment 2026 drive, a total of 175 positions are open across multiple core engineering domains. While the official advertisement provides a comprehensive discipline breakdown, the major allocations highlighted in the notification include:
- Scientist/Engineer ‘SC’ (Mechanical Engineering): 53 Posts
- These positions focus on structural analysis, propulsion systems, thermal design, satellite mechanisms, launch vehicle structures, and aerospace engineering systems.
- Scientist/Engineer ‘SC’ (Computer Science & Engineering): 22 Posts
- These roles involve high-performance computing, flight software development, satellite telemetry and data processing, ground station software architecture, simulation systems, and cybersecurity infrastructure.
- Scientist/Engineer ‘SC’ (Other Core Engineering Branches): 100 Posts
- Covering disciplines such as Electronics and Communication Engineering, Electrical Engineering, and associated technical specializations involved in satellite payloads, communications, and tracking systems.
Eligibility Criteria: Educational Qualification and Age Limits
Before proceeding with the application form, candidates must thoroughly verify that they satisfy all mandatory academic and age requirements as outlined in the official recruitment notice.
1. Educational Qualifications
- Degree Required: Candidates must possess a Bachelor’s degree in Engineering (B.E.) or Bachelor of Technology (B.Tech), or an equivalent recognized engineering qualification in the relevant discipline.
- Minimum Marks Criterion:
- You must have secured an aggregate minimum of 65% marks (taking the average of all semesters into account), OR
- A minimum Cumulative Grade Point Average (CGPA) of 6.84 on a 10-point scale.
- Recognized University: The qualification must be obtained from an AICTE/UGC-recognized university or reputed institution established under Indian law.
- Final Year Candidates: Candidates must ensure their final qualifying degree and mark sheets satisfy the minimum cutoff criteria by the specified cut-off date.
2. Age Limits (as of 16 September 2026)
- Minimum Age: 18 Years
- Maximum Age: 28 Years
- Upper Age Relaxation: In accordance with the official Government of India recruitment directives:
- OBC (Non-Creamy Layer): 3 Years relaxation (Up to 31 years)
- SC / ST Candidates: 5 Years relaxation (Up to 33 years)
- Persons with Benchmark Disabilities (PwBD): Up to 10 years relaxation (subject to category-specific rules)
- Ex-Servicemen & Central Government Employees: As per standard central government service regulations
Application Fee, Payment Channels, and Refund Policy
ISRO follows a transparent and candidate-friendly fee collection and refund policy for ICRB recruitments. Applicants should understand how the initial payment and subsequent refund mechanisms function.
Application Fee Breakdown
- Initial Processing Fee: Every applicant must initially remit ₹750/- during the online submission process.
- Fee Refund for Reserved / Exemption Categories:
- Candidates belonging to SC, ST, PwBD, Ex-Servicemen, and all Female candidates who appear in the recruitment screening process are entitled to a 100% refund (₹750/-). Hence, the effective net application fee for these categories is ₹0/-.
- Fee Refund for Other Categories:
- Male candidates belonging to Unreserved (General), OBC, and EWS categories who appear in the examination will receive a refund of ₹500/-, making the actual net application fee ₹250/-.
Permitted Payment Modes
The application fee can be paid entirely through online electronic payment gateways:
- Debit Cards (Visa, MasterCard, RuPay, Maestro)
- Credit Cards
- Internet Banking across all major banks
- Immediate Payment Service (IMPS)
- UPI / Cash Cards / Mobile Wallets
Note: Keep the transaction receipt, reference number, and confirmation page saved safely for future communication regarding fee refund reconciliations.
Selection Process: How Candidates Are Chosen
The selection process for ISRO Scientist/Engineer ‘SC’ positions is rigorous, transparent, and structured to test deep conceptual understanding and practical problem-solving capabilities. The overall recruitment cycle comprises three key phases:
1. Written Screening Test / Shortlisting
Applicants are screened through a comprehensive written examination designed to evaluate core technical competency. The test generally assesses:
- Discipline-Specific Core Engineering Subjects: Advanced questions covering mechanics, thermodynamics, data structures, algorithms, network theory, digital electronics, control systems, and mathematics, depending on the chosen engineering stream.
- Aptitude & Technical Reasoning: General engineering concepts, logical deduction, and numerical ability.
2. Personal Interview
Candidates who qualify above the written screening cut-off marks are invited for a technical and personal interview conducted by ISRO’s expert selection committee. The interview tests:
- Theoretical fundamentals in your engineering domain.
- Practical understanding of design problems, laboratory work, and final-year academic projects.
- Problem-solving approach, innovative thinking, and mental adaptability for space mission tasks.
3. Final Merit List and Document Verification
The final selection is prepared strictly on the basis of candidate performance in the interview, with the written test serving as the qualifying and shortlisting benchmark. Candidates placed in the final merit list undergo document verification and medical fitness examinations before formal appointment letters are issued.
Step-by-Step Guide: How to Apply Online
Filing your application accurately without typographical or factual errors is crucial. Follow this structured procedure to submit your online form seamlessly:
- Visit the Official Portal: Navigate to the official website of ISRO at [https://www.isro.gov.in](https://www.isro.gov.in) and access the Careers / ICRB section.
- Locate the Notification: Click on the recruitment notice titled Advt. No.: ISRO ICRB:03(EMC):2026 for Scientist/Engineer ‘SC’ posts.
- Register Online: Provide your primary email address, active mobile number, and basic demographic credentials to generate your unique registration number and password.
- Complete the Detailed Application Form: Log in and fill in all required educational qualifications, aggregate percentage/CGPA calculations, permanent and correspondence addresses, and category details.
- Upload Mandatory Documents: Upload clear, recent scanned copies of your passport-sized photograph, signature, caste/category certificate (if applicable), and qualifying degree certificates conforming to the specified file size and format.
- Pay the Processing Fee: Proceed to the integrated online payment gateway and pay the ₹750/- application fee using your preferred online payment mode.
- Review and Submit: Thoroughly check all entries in the preview page to ensure complete accuracy. Submit the final application form and download a PDF copy along with the payment receipt for your records.
Preparation Strategy and Proven Tips for Success
Cracking the ISRO ICRB Scientist/Engineer examination demands disciplined preparation, strong conceptual clarity, and regular practice. Here are four practical strategies to elevate your preparation:
- Master the Standard Core Syllabus: Focus on foundational textbooks and standard undergraduate engineering curricula. ISRO written questions are direct, conceptual, and test fundamental analytical depth rather than rote memorization.
- Solve Previous Years’ Question Papers: Download and solve previous 10 years of ISRO ICRB question papers. This familiarizes you with the question patterns, recurring topics, time management constraints, and calculation tricks.
- Sharpen Mathematical & Analytical Skills: Engineering mathematics forms an integral pillar of the technical test. Regularly practice calculus, linear algebra, probability, and differential equations.
- Prepare Your Academic Projects Thoroughly: For the interview stage, be ready to explain every nuance of your undergraduate major and minor projects, including circuit designs, code implementations, mechanical fabrication, or experimental setups.
Frequently Asked Questions (FAQs)
Q1. What is the last date to apply for the ISRO ICRB Scientist Engineer Recruitment 2026?
The closing date for submitting online applications and remitting the application fee is 16 September 2026.
Q2. What is the minimum academic percentage required to be eligible?
Candidates must hold a recognized B.E./B.Tech or equivalent degree with an aggregate minimum of 65% marks (average of all semesters) or a minimum CGPA of 6.84 on a 10-point scale.
Q3. Is there any application fee concession or refund available?
Yes. While all candidates initially pay ₹750/-, female candidates and SC/ST/PwBD/Ex-Servicemen candidates receive a full refund of ₹750/- upon appearing for the exam. UR, OBC, and EWS male candidates receive a ₹500/- refund, resulting in an effective net fee of ₹250/-.
Q4. What is the maximum age limit for general category candidates?
The maximum age limit for unreserved candidates is 28 years as of 16 September 2026. Upper age relaxations apply for reserved category applicants as per Government of India guidelines.
Q5. Where will the ISRO Scientist/Engineer written exam and updates be posted?
All updates regarding exam dates, admit cards, venue allotments, and results will be published officially on the ISRO recruitment portal at [https://www.isro.gov.in](https://www.isro.gov.in).
Conclusion
The ISRO ICRB Scientist Engineer Recruitment 2026 represents an extraordinary opportunity for engineering graduates across India to embark on a prestigious career in space exploration, satellite technology, and advanced scientific research. With 175 vacancies open across mechanical, computer science, and other core branches, this drive offers a direct pathway to serve the nation at the frontiers of space technology.
Do not wait until the final hours. Read the official notification carefully, gather your academic certificates, verify your eligibility credentials, and complete your online registration on the official ISRO portal before the 16 September 2026 deadline. Prepare systematically, master your core concepts, and take a confident step toward building India’s future in space.