The Indian Space Research Organisation, Space Applications Centre (ISRO SAC) has released some posts in fields such as scientist, technical assistant, engineer and technician. The Indian Space Research Organisation (ISRO) is a national space agency that is involved in the technology and engineering related to space work under the Department of Space, Government of India. In this blog, we will tell you all about the recruitment process, eligibility criteria, exam pattern, syllabus and other details related to ISRO SAC recruitment 2025.
| Organisation name | The Indian Space Research Organisation (ISRO) |
| Name of different posts | Assistant, Junior Personal Assistant, Upper Division Clerk, Stenographer, Assistant (Autonomous Institute), Personal Assistant |
| Last Date to apply | 14 July 2025 |
| Official website | www.isro.gov.in |
Contents
- 1 What is ISRO?
- 2 ISRO Job Vacancies 2025
- 3 ISRO SAC Recruitment Eligibility Criteria 2025
- 4 How to Apply for ISRO SAC Recruitment 2025?
- 5 ISRO SAC Recruitment Selection Procedure 2025
- 6 ISRO SAC Recruitment Application Fee 2025
- 7 ISRO SAC Recruitment Exam Pattern 2025
- 8 ISRO SAC Recruitment Exam Syllabus 2025
- 9 ISRO SAC Result 2025
- 10 ISRO SAC Recruitment Salary Details
- 11 ISRO SAC Preparation Tips
- 12 FAQs
What is ISRO?
The Indian Space Research Organisation (ISRO) was founded in 1969 and is one of the biggest space agencies in India. It plays a vital role in the growth and overall development of the nation through its educational, communicational, defence and agricultural sector projects. The ISRO headquarters is located in Bengaluru, India. It is responsible for developing an indigenous Indian space program. According to the reports, ISRO is the world’s 6th largest space agency.
The vision of ISRO is to harness space technology for the development of the nation while giving enough attention to planetary exploration and space science research. The vision also includes designing and developing vehicles and other technologies which provide access to space. Launching the Indian National Satellite program to meet telecommunication needs is also one of the visions of ISRO. ISRO also provides some other functions in different fields such as weather forecasting, geographic information systems, broadcasting and navigation.
ISRO Job Vacancies 2025
ISRO SAC has introduced vacancies for various posts in the recruitment process of 2025. Here we have mentioned the post name, number of vacancies, their notification date and the last date to register for the candidates.
| Post Name | Vacancies | Notification Date | Last Date to Register |
| ISRO Scientist/Engineer Exam (SC) 2025 | 39 | June 24, 2025 | July 14, 2025 |
| ISRO Technician/Technical Assistant Exam 2025 | 81 | May 31, 2025 | June 18, 2025 |
| ISRO Assistant Exam 2025 | TBA | TBA | TBA |
| ISRO Junior Personal Assistant Exam 2025 | TBA | TBA | TBA |
| ISRO Apprenticeship 2025 | TBA | TBA | TBA |
| ISRO NRSC Recruitment | TBA | TBA | TBA |
| ISRO SAC Recruitment | TBA | TBA | TBA |
| ISRO Scientist Recruitment | TBA | TBA | TBA |
ISRO SAC Recruitment Eligibility Criteria 2025
To apply for the ISRO SAC recruitment, a candidate needs to fulfil certain eligibility criteria before moving forward. Here we have given the ISO SAC recruitment eligibility criteria for 2025:
- The candidates applying for the ISRO SAC should have completed their graduation degree, and the maximum age limit is 35 years. The eligibility criteria are as follows:
- Scientist/Engineer: the candidates must have completed their ME/ Ph.D/M.Sc/M.Tech. Any one of the mentioned degrees should have been completed.
- Technical Assistant: The candidate must have completed their diploma degree from a recognised university.
- Technician: The candidate must have completed their 10th class in any ITI course from a recognised board.
- Assistant and Upper Division Clerk: the candidate must have completed their graduation with at least 60% marks and should be proficient in computers.
- Junior Personal Assistant: The candidate must have completed their graduation or diploma with at least 60% marks.
Also Read: Top ISRO Online Courses to Apply in 2025
How to Apply for ISRO SAC Recruitment 2025?
The candidates applying for the ISRO SAC need to register themselves on the official website of the Indian Space Research Organisation, Space Applications Centre. Interested candidates can follow the steps given below while applying for the ISRO SAC:
- The candidate has to first open the official website and click on the recruitment link provided there.
- An ‘advertisement & general information’ link would be provided. Students are required to open it and read all the instructions given there very carefully.
- The eligibility criteria are also given there. Students who are eligible can go back to the homepage and click on the ‘apply online’ link.
- Candidates are required to fill up the application form, which is divided into four categories such as personal details, communication address, educational details, experience and other important information.
- After submitting all the necessary information correctly, students have to click on ‘submit’.
- It is advised that candidates email the scanned copy of their mark sheet to the institution before the due date.
- It is advised that the candidates take two copies of the application form after completion of the registration process.
- Once the application form is submitted, the candidates will receive a 14-digit Online Registration Number that should be preserved for future reference. If the candidate forgets the registration number, then they can retrieve it by submitting their registered email address and date of birth at the official online web page.
ISRO SAC Recruitment Selection Procedure 2025
The candidate applying for ISRO SAC will be selected based on their performance. There will be a written test, which will be followed by a personal interview (only for candidates who will clear their written test). In the end, the candidates who will pass both the written test and the personal interview will have a document verification process.
Written Test
The candidates who have fulfilled the eligibility criteria will be shortlisted for the written test. The candidates are supposed to follow the ISRO written exam procedure to thoroughly prepare for the exam. The test is organised at different venues and cities all across the country. The written test consists of 80 objective questions, which carry equal marks. The candidates must be aware that the written test is only considered for the first level of screening, and these test scores will not be considered for the final selection process for ISRO posts.
| Duration for the exam | 120 minutes |
| Total number of questions | 80 |
| Total number of marks | 320 |
| Correct answer | 4 marks each |
| Negative marking | 1 mark will be deducted for every incorrect answer |
Personal Interview
All the candidates who are shortlisted for the written test will have to appear for the personal interview. The candidates who meet the cutoff specified by the officials will be selected to appear for the next round, which is the personal interview.
The candidates will be notified about the personal interview, and they will have to then attend the venue specified by the ISRO officials. In the interview, the candidate will be asked questions based on the job for which they have applied. The candidates will then be examined on whether they are fit to carry out the duties of the job that they have applied for.
The candidates who are shortlisted in the interview round will then be appointed as technical assistants, technicians, scientists or junior personal assistants at the prestigious Indian Space Research Organisation.
ISRO SAC Recruitment Application Fee 2025
The application fee that has to be paid after submitting the online application form of ISRO Recruitment 2025 is given below in the tabular form.
| Category | Fees |
| UR/OBC/EWS | INR 750 (Partially refundable) |
| SC/ST/PwD/ESM/Female | INR 750 (Fully-refundable) |
Also Read: Young Scientist Program ISRO
ISRO SAC Recruitment Exam Pattern 2025
The Indian Space Research Organisation conducts a written test which the students have to appear for if they want the posts of Upper Division Clerk (UDC), Junior Personal Assistant (JPA) and Assistant. It is necessary for the candidates to be aware of the syllabus and the examination pattern of the written test, which is set by the ISRO.
The exam pattern for Assistant, UDC and Junior Personal Assistant is mentioned below in the tabular form:
| Sections | Number of Questions | Total marks |
| General English | 50 | 50 |
| Quantitative Aptitude | 50 | 50 |
| General Intelligence & Reasoning ability | 50 | 50 |
| General Knowledge | 50 | 50 |
| Total | 200 | 200 |
The total time duration for this exam is 120 minutes. Each question will carry 1 mark for every right answer, and for every wrong answer, 0.25 marks will be deducted.
ISRO SAC Recruitment Exam Syllabus 2025
The exam syllabus for assistant, UDC and junior personal assistant is mentioned below in tabular form:
| Subject | Topics |
| General English | Ratios and Proportions Profit & Loss Time-Speed-Distance In-equations: Quadratic and linear equations HCF & LCM Geometry Averages Trigonometry Algebra Mixer & Allegation Discount Percentages Simple and Compound Interest Boat and Stream |
| Quantitative Aptitude | Ratios and Proportions Profit & Loss Time-Speed-Distance In-equations: Quadratic and linear equations HCF & LCM Geometry Averages Trigonometry Algebra Mixer & Allegation Discount Percentages Simple and Compound Interest Boat and Stream |
| General Knowledge | History Culture Geography Science Polity Current affairs of National and International Importance Economy |
| General Intelligence & Reasoning Ability | Blood Relations Puzzles Seating Arrangement Coding-Decoding Series Assumptions Missing Numbers Analogy Venn Diagrams Ranking Arrangements Calendar Clock and Directions Logical Arrangements of Words |
ISRO SAC Result 2025
The result for the ISRO SAC will be declared on the official website of the Indian Space Research Organisation (ISRO). We have mentioned the steps that the candidates can follow to view their results:
- The candidates need to visit the Space Application Centre website and open the careers option.
- The candidates will find the ISRO SAC Results 2025 download link.
- Students are required to open the link and fill in the required details such as registration number, password and all.
- The candidate’s result will be visible.
- Candidates can also download the results for future reference.
ISRO SAC Recruitment Salary Details
The candidates applying for the ISRO SAC can refer to the salary details mentioned below:
- Salary for Junior Research Fellows (JRF): for the first and second year, the JRF receives an estimated INR 31000/- per month.
- Salary for Research Associates (RA): The research associate’s pay level is differentiated depending on their qualification and expertise. The pay levels for the different posts are as follows:
- Research Associate (RA) 1: INR 47,000/-
- Research Associate (RA) 2: INR 49,000/-
- Research Associate (RA) 3: INR 54,000/-
- Project Associate (PA): If the project associate has qualified NET/GATE through National level examinations conducted by the Central Government departments and their agencies, they will receive an estimate of INR 31,000/- per month.
If the candidate does not fall under the above-mentioned category, they will receive an estimate of INR 25,000/- per month.
- Scientist, Engineer: The estimated salary of a scientist, an engineer is between INR 56100/- and INR 1.17lakhs per month.
- Technical Assistant: The estimated salary of the technical assistant is between INR 44900/- and INR 1.42lakh per month.
- Technician: The estimated salary of the technician is between INR 21,000/- and INR 69,100/- per month.
ISRO SAC Preparation Tips
Candidates applying for the ISRO SAC should be well-versed with the syllabus and the examination pattern, as it will eventually suit the candidate. We have mentioned some preparation tips which they can refer to while preparing for the exam:
- Students should revise their GATE or other competitive exam notes. They can also refer to some of the books which have previous year question papers for ISRO and DRDO.
- Students should also have good time management skills as this exam requires them to answer more questions in less time.
- Students should try and study for at least 10-12 hours a day and pick up a particular subject or topic and revise all the formulas of that same topic. Students can accordingly make a study plan and give more attention to the subjects that they think are difficult to understand and retain.
- As the exam is mainly based on theory and around 85% weightage is given to it, students can make proper notes and revise from there only. This will also save up some time for them.
FAQs
The ISRO SAC stands for Indian Space Research Organisation, Space Applications Centre. It is a national space agency that is involved in the technology and engineering related to space work under the Department of Space, Government of India.
In the written examination of the ISRO, the candidates get 1 mark for every right answer and on every wrong answer 0.25 marks are deducted.
The Indian Space Research Organisation (ISRO) exam is conducted once every year. Candidates can visit the official website of ISRO to fill out their application forms for the job of technical assistant, technician, scientist or junior personal assistant.
For Scientist/Engineer posts at ISRO SAC, you need a B.E./B. Tech (or equivalent) with minimum 65% marks or 6.84 CGPA, and often an age limit of 28 years
The last date to apply for the ISRO Apprentice Trainee Recruitment 2025 was April 21, 2025, on NATS/ISRO portal, no application fees required
Related Reads:
In this blog, we have discussed all the important details of the ISRO SAC Recruitment 2025. The candidates who are interested in the Indian Space Research Organisation, Space Applications Centre, will find this blog useful, and we hope that they can use it to commence their application process. If you wish to pursue these or any other courses abroad, contact Leverage Edu for full assistance. You can also call us at 1800 572 000 and book a free session today!
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