ISRO Scientist/Engineer(SC) Exam Detailed Information

By BYJU'S Exam Prep

Updated on: September 25th, 2023

ISRO Scientist/Engineer(SC) Exam Detailed Information: The Indian Space Research Organization (ISRO) came into existence in 1969, replacing the earlier Indian National Committee for Space Research (INCOSPAR), which was established in 1962 under the leadership of Jawaharlal Nehru, the first Prime Minister of independent India, and his trusted scientist Vikram Sarabhai. With the establishment of ISRO, space activities in India were institutionalised, marking a significant milestone in the country’s pursuit of space exploration and technology.

ISRO provides exciting opportunities for young graduates to contribute to the development of innovative technologies and the establishment of advanced infrastructure for space exploration and beyond. Within ISRO, the position of Scientist/Engineer is available in various specialised fields, offering aspiring professionals a chance to work in their chosen domain and contribute to cutting-edge advancements in space science and technology. This article covers detailed information of the ISRO Scientist/Engineer(SC) Exam.

Check the details of ISRO Scientist/ Engineering (SC) 2023 Notification

ISRO Scientist/Engineer(SC) Exam Detailed Information

The Indian Space Research Organisation (ISRO) conducts the Scientist/Engineer (SC) exam to recruit engineers and scientists for various positions in ISRO. The ISRO Scientist/Engineer(SC) Exam serves as a gateway for aspiring individuals to join ISRO and contribute to the advancement of space science and technology in the country. With its rigorous selection process and competitive nature, this exam attracts the best minds in the field of engineering and science, offering them an opportunity to be a part of India’s remarkable journey in space exploration.

ISRO presents young graduates with the opportunity to join as Scientist/Engineers in a wide range of specialised fields including:

  • Electronics
  • Mechanical
  • Computer Science
  • Civil
  • Electrical
  • Refrigeration and Air Conditioning

Life and Profile of Scientist /Engineer(SC)

As a Scientist/Engineer SC at ISRO, your responsibilities will involve the design, development, and testing of various systems used in ongoing or future projects within the organisation. Upon clearing the ISRO Scientist/Engineer(SC) Exam, all new recruits are required to participate in a comprehensive 2-month ISRO Induction Training Program.

The training program consists of two parts. The first part is the General Module, which is attended by all new recruits. The purpose of this module is to provide a broad overview and foundation of knowledge relevant to ISRO’s operations.

The second part is the Area Specific Module, where engineers are divided into groups based on their respective centres or areas of specialisation. These areas can include spacecraft, launch vehicles, applications, and more. Engineers are allocated to a specific centre based on their educational background and personal interests.

Once you join as an ISRO Scientist/Engineer, the centre administration assigns you to a specific group considering the manpower requirements of different teams. This allocation ensures that your skills and expertise are utilised effectively in line with the specific projects and objectives of the centre. Overall, the induction training and subsequent allocation process at ISRO aim to equip new recruits with the necessary knowledge and skills to contribute effectively to the organisation’s ongoing and future endeavours.

Syllabus of ISRO Scientist/Engineer(SC) Exam

There is no predefined syllabus for the ISRO Scientist/Engineer(SC) Exam. However, from last year question paper analysis one can infer that Syllabus is based on the curriculum taught in graduation and a somewhat similar pattern as GATE.

ISRO Exam Syllabus PDF

ISRO Scientist/Engineer(SC) Exam Pattern

The ISRO Scientist/Engineer (SC) Exam consists of two stages: the written exam and the interview. Let’s delve into the details of each stage:

Written Exam:

  • Mode: The written exam is conducted in an offline (pen and paper) mode.
  • Duration: The duration of the written exam is 3 hours.
  • Type of Questions: The exam comprises multiple-choice questions (MCQs).
  • Total Marks: The written exam is generally conducted for a total of 80 marks.
  • Negative Marking: For each incorrect answer, there is a negative marking of 1/3 marks.


  • Candidates who qualify in the written exam are shortlisted for the interview round.
  • The interview assesses the candidate’s technical knowledge, problem-solving abilities, and communication skills.
  • The interview round carries a weightage of 20 marks.

The final selection of candidates will be determined based on their performance in the interview.

ISRO Scientist/Engineer(SC) Exam Written Test Pattern

  • The ISRO SC exam is of 120 minutes with two parts A and B.
  • Part A consists of 80 Multiple Choice Questions (MCQs) of 1 mark each (+1 and -1/3 pattern of marking).
  • The Part A of the examination will consist of questions from the core specialisation/discipline, which will account for 75% of the total questions. Additionally, there will be questions covering allied area topics, comprising 25% of the examination.
  • Part B consists of a maximum of 15 Multiple Choice Questions (MCQs) totaling 20 marks (No negative marks).
  • The Part B of the examination will encompass various reasoning abilities, including Numerical Reasoning, Logical Reasoning, Diagrammatic Reasoning, Abstract Reasoning, and Deductive Reasoning. These different types of reasoning skills will be assessed to evaluate the candidates’ cognitive abilities and problem-solving aptitude.

Age Limit for ISRO Scientist/Engineer(SC) Exam

  • For General Category 28 years as on 24.05.2023.
  • Other reserved categories are eligible for age relaxation as per Govt. of India orders.

ISRO Scientist/Engineer(SC) Exam Eligibility Criteria

To be eligible for the ISRO Scientist/Engineer (SC) Exam, candidates must meet the following criteria:

  • Nationality: The candidate must be a citizen of India.
  • Age Limit: The maximum age limit varies based on the position and category of the candidate. Generally, it ranges between 18 to 35 years.
  • Educational Qualification: The candidate must possess a Bachelor’s degree in engineering or technology in a relevant discipline from a recognized university or institution with a minimum of 65% aggregate marks (60% for reserved categories) or CGPA 6.84 on a ten scale. Minimum of 65% marks or CGPA 6.84 in section B alone for candidates with AMIE/Grad IETE qualification.

ISRO Scientist/Engineer(SC) Exam Pay and Allowances

Upon selection, the candidates will be designated as Scientist/Engineer ‘SC’ and appointed at Level 10 of the Pay Matrix. They will be entitled to a minimum basic pay of ₹56,100/- per month. Additionally, Dearness Allowance (DA), House Rent Allowance (HRA), and Transport Allowance will be provided as per the applicable rules.

The employees will be enrolled under the New Pension Scheme. They will also have access to medical facilities for themselves and their dependents, a subsidized canteen, limited quarters facility (in lieu of HRA), Leave Travel Concession, Group Insurance, House Building Advance, and other benefits as per the guidelines set by the Central Government.

Preparation Strategy for ISRO Scientist/Engineer(SC) Exam

To excel in the ISRO Scientist/Engineer (SC) Exam, candidates should adopt a systematic and focused approach to their preparation. Here are some effective strategies:

  • Understand the Exam Pattern: Familiarize yourself with the exam pattern, marking scheme, and syllabus. This will help you create a study plan and allocate time to different subjects accordingly.
  • Comprehensive Study Material: Collect the recommended textbooks, reference books, and study materials specifically designed for the ISRO exam. Choose reliable sources to ensure you cover the entire syllabus.
  • Time Management: Create a timetable and allocate sufficient time for each subject. Divide your study sessions into smaller, manageable chunks, and take short breaks in between to maintain focus.
  • Practice Previous Years’ Papers: Solve previous years’ question papers to understand the exam pattern, identify important topics, and improve time management skills. This will also help you gauge your preparation level.
  • Mock Tests and Online Resources: Take advantage of online mock tests and practice quizzes available on various educational platforms. This will enhance your speed, accuracy, and overall exam readiness.
  • Revision and Self-Assessment: Regularly revise the topics you have covered and evaluate your progress. Identify your weak areas and dedicate more time to strengthen them.
  • Stay Updated: Keep yourself updated with the latest developments in the field of science and technology, particularly those related to space research. This will help you in the interview round.

The ISRO Scientist/Engineer (SC) Exam provides a prestigious opportunity for aspiring scientists and engineers to contribute to India’s space research endeavours. By understanding the eligibility criteria, exam pattern, syllabus, and adopting effective preparation strategies, candidates can increase their chances of success in this highly competitive examination. With dedication, hard work, and a passion for space exploration, one can aspire to become a part of ISRO’s talented scientific community.

Online Classroom Program

Try the Online Classroom Program to get unlimited access to all the live structured courses and unlimited mock tests from the following links:


Our Apps Playstore
SSC and Bank
Other Exams
GradeStack Learning Pvt. Ltd.Windsor IT Park, Tower - A, 2nd Floor, Sector 125, Noida, Uttar Pradesh 201303
Home Practice Test Series Premium