ISRO SAC Recruitment 2026 | Apply Online for 48 JRF, RA & Project Scientist Posts @ sac.gov.in
ISRO SAC (Space Applications Centre), Ahmedabad, a premier centre of the Indian Space Research Organisation (ISRO), Department of Space, Government of India, has released an official notification for the recruitment of Junior Research Fellows (JRFs), Research Associates (RAs), and Project Scientist-I (PS-I) on a temporary basis. The ISRO SAC Recruitment 2026 notification has been published for a total of 48 vacancies across 16 post codes. Interested and eligible Indian Nationals can apply online through the official SAC recruitment portal from 10 September 2026 (1000 hours). The last date for online registration and submission of applications is 30 September 2026 (1700 hours).
This is a prestigious opportunity for highly qualified researchers and scientists to work on cutting-edge space technology projects at one of India's leading space research centres.
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About SAC, Ahmedabad
Space Applications Centre (SAC), Ahmedabad is one of the lead Centres of Indian Space Research Organisation (ISRO), Department of Space (DOS). SAC focuses on the design of spaceborne instruments for terrestrial and planetary missions of ISRO and the development and operationalisation of space technology for societal benefits. The applications cover communication, broadcasting, navigation, disaster monitoring, meteorology, oceanography, environment monitoring, and management of natural resources. All the transponders of communication satellites and the optical and microwave sensors for earth observation satellites are designed and developed at SAC. Further, SAC develops ground transmit and receive systems and data/image processing systems. SAC has highly sophisticated payload design & integration laboratories, facilities for electronic & mechanical fabrication, environmental tests, and image processing & analysis.
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Recruitment Highlights
| Feature | Details |
| Organization | Space Applications Centre (SAC), ISRO |
| Advertisement No. | SAC:02:2026, Dated: 10.09.2026 |
| Post Names | Junior Research Fellow (JRF), Research Associate (RA), Project Scientist-I (PS-I) |
| Total Post Codes | 16 |
| Total Vacancies | 48 |
| Application Mode | Online |
| Job Location | SAC, Ahmedabad (may be posted anywhere in India) |
| Official Website | https://www.sac.gov.in |
Important Dates
| Event | Date |
| Advertisement Date | 10 September 2026 |
| Online Application Start Date | 10 September 2026 (1000 Hours) |
| Last Date to Apply Online | 30 September 2026 (1700 Hours) |
Vacancy Details
| Post Code | Post Name | No. of Positions |
| 01 | Junior Research Fellow (JRF) - Semiconductor Technology/Quantum/Micro or Nano Electronic devices/RF & Microwave | 03 |
| 02 | Junior Research Fellow (JRF) - Electronics & Communication/Micro-Electronics/Nano-Electronics/Digital Electronics/VLSI/Embedded System/Signal Processing | 07 |
| 03 | Junior Research Fellow (JRF) - Engineering Physics/Physics/Applied Physics/Photonics/Optoelectronics/Optics/Material Science/Nanotechnology/Solid State Physics | 05 |
| 04 | Junior Research Fellow (JRF) - Atmospheric Sciences/Meteorology/Physical Oceanography/Oceanography/Physical Sciences/Physics/Applied Physics/Mathematics | 10 |
| 05 | Junior Research Fellow (JRF) - Geo-physics/Geo-Sciences/Earth Sciences/Geotechnical Engineering | 02 |
| 06 | Junior Research Fellow (JRF) - Computer Science/Computer Engineering | 04 |
| 07 | Junior Research Fellow (JRF) - Geo-informatics/Remote Sensing and GIS | 02 |
| 08 | Research Associate (RA) - Oceanic Sciences/Marine Sciences/Environment Modeling/Atmospheric Sciences/Meteorology/Earth System Sciences/Physics | 06 |
| 09 | Research Associate (RA) - Mathematics/Physics | 01 |
| 10 | Research Associate (RA) - Earth Sciences/Environmental Sciences | 01 |
| 11 | Project Scientist-I (PS-I) - Geophysics/Applied Geophysics (Cryosphere Studies) | 01 |
| 12 | Project Scientist-I (PS-I) - Ecology/Environmental Sciences/Forestry/Geo-informatics | 01 |
| 13 | Project Scientist-I (PS-I) - Remote Sensing & GIS (Microwave Remote Sensing) | 01 |
| 14 | Project Scientist-I (PS-I) - Geophysics/Earth Sciences (Crustal Deformation Studies) | 01 |
| 15 | Project Scientist-I (PS-I) - Water Resources Engineering/Hydrology/Soil and Water Engineering | 02 |
| 16 | Project Scientist-I (PS-I) - RF & Microwave/Applied Physics or related disciplines | 01 |
| Total | 48 |
Educational Qualification & Experience
1. Junior Research Fellow (JRF) - Post Code 01 to 07:
- Essential: M.E./M.Tech. or M.Sc. in the relevant disciplines as specified for each post code.
- Minimum Marks: M.E./M.Tech. degree should have passed with an aggregate minimum of 60% marks (average of all semesters) or CGPA/CPI grading of 6.5 on a 10 Point scale. M.Sc./B.E./B.Tech. degree should have passed with an aggregate minimum of 65% marks (average of all semesters) or CGPA/CPI grading of 6.84 on a 10 Point scale.
- Additional Qualification: Applicants for JRF positions must have qualified one of the following:
- National Eligibility Test - CSIR-UGC NET including Lectureship (Assistant Professorship).
- Graduate Aptitude Test in Engineering (GATE).
- National level examinations conducted by Central Government Departments and their Agencies and institutions such as DST, DBT, DAE, DOS, DRDO, MoE, ICAR, ICMR, IIT, IISc, IISER, NISER etc.
- Validity: The above qualified examination result/score card should be valid on the closing date of online application i.e. 30.09.2026.
- Essential: Ph.D. in the relevant disciplines as specified for each post code OR 3 years' research, teaching, design and development experience after M.E./M.Tech. in the relevant disciplines with at least one research paper in Science Citation Indexed (SCI) journal.
- Essential: Ph.D. or M.E./M.Tech. in the relevant disciplines as specified for each post code.
- Essential: M.E./M.Tech. in RF & Microwave/Applied Physics or related disciplines.
- Scope of Work: Synthetic Aperture Radar (SAR) Modeling & Inversion: Develop multi-frequency (P/L/S/C & X-band) and polarimetric SAR scattering models/inversion techniques for high-resolution soil moisture estimation. SAR data processing and analysis; EM Simulation & Analysis: Perform electromagnetic simulations and numerical modeling to evaluate SAR signature sensitivity against field-measured soil and crop data. Sensor definition studies using MATLAB/Python to determine optimal SAR configurations for soil moisture retrievals and analysis.
Age Limit (As on 30.09.2026)
| Post Code | Post Name | Maximum Age Limit |
| 01 to 07 | Junior Research Fellow (JRF) | 28 Years |
| 08 to 16 | Research Associate (RA) & Project Scientist-I (PS-I) | 35 Years |
- Upper age limit is relaxable by 5 years in case of SC/ST and 3 years in case of OBC-NCL candidates.
- Serving Central Govt. Employees, Persons with Benchmark Disabilities, Ex-servicemen etc. are eligible for upper age relaxation as per Govt. of India rules/orders.
Emoluments & Other Benefits
| Post Name | Emoluments |
| Junior Research Fellow (JRF) | 1st & 2nd year: Rs. 37,000/- per month + HRA; Subsequent years: Rs. 42,000/- per month + HRA |
| Research Associate (RA) | RA-1: Rs. 58,000/- per month + HRA; RA-2: Rs. 61,000/- per month + HRA; RA-3: Rs. 67,000/- per month + HRA |
| Project Scientist-I (PS-I) | Rs. 56,000/- per month + HRA |
- House Rent Allowance (HRA) at the prescribed rates in force at the place of posting will be paid, if not provided with hostel accommodation.
- Medical benefits for self only will be allowed as per extant rules.
- The fellowship amount shall be taken as Basic Pay for this purpose.
- Leave and other benefits will be granted as per extant DOS/Govt. of India rules.
- Apart from this, the candidates selected will not be entitled to any benefits or concessions admissible to regular employees.
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Selection Process
- The prescribed essential qualifications are the minimum requirement and the same does not automatically make candidates eligible for selection process.
- In the event of a large number of applications, the selection committee may shortlist candidates for interview based on academic records and/or experience and/or written test.
- Shortlisted candidates will be called for an interview.
- The final selection will be based on the performance of the candidates in the interview.
- The Centre reserves the right to cancel recruitment at any stage/not to fill up any of the posts, as per administrative convenience.
How to Apply for ISRO SAC Recruitment 2026
- Step 1: Visit the official SAC website at https://www.sac.gov.in or https://careers.sac.gov.in.
- Step 2: Navigate to the online recruitment portal for the JRF, RA & PS-I positions.
- Step 3: Complete the online registration process by filling in the required details.
- Step 4: Upload the recent colored passport size photograph and signature as per the guidelines.
- Step 5: Upload the required documents/certificates in the prescribed format (file size should be less than 1 MB).
- Step 6: Submit the application online before 30.09.2026 (1700 hours).
- Step 7: Take a printout of the application summary for future reference.
Documents Required
- Recent Colored Passport Size Photograph (JPEG file, less than 1 MB)
- Signature (JPEG file, less than 1 MB, aspect ratio 7:2)
- Essential Educational Qualification Certificates & Mark Sheets
- Caste/Tribe Certificate (SC/ST/OBC-NCL) in the prescribed format (if applicable)
- Persons with Benchmark Disabilities (PwBD) Certificate (if applicable)
- GATE/NET Score Card or National Level Examination Result (for JRF posts)
- Ph.D. Degree Certificate (for RA and PS-I posts)
- Experience Certificates (if applicable)
- No Objection Certificate (NOC) from present employer (if employed)
Important Links
| Description | Link |
| Official SAC Website | Click Here |
| Official ISRO Website | Click Here |
| SAC Careers Portal | Click Here |
| Apply Online | Click Here |
| Download Notification PDF | Click Here |
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Important Instructions
- Only Indian Nationals need to apply.
- Applications will be received online only. Physical applications will not be entertained.
- There is no application fee for any post.
- The positions are temporary and for a specific duration and will not confer any claim or right for regular appointment in any DOS/ISRO Centre.
- The number of vacancies indicated above are provisional and may be increased or decreased depending on the actual requirements of the Organisation.
- The Centre reserves the right to cancel recruitment at any stage/not to fill-up any of the post, as per administrative convenience.
- Candidates are advised to read the advertisement carefully and complete the application form as per instructions.
- Upon submission of online application, applicants will be provided with an application number, which should be used for all future correspondence.
- Take a printout of the application summary for future reference. The site will not be open for printing the application/registration summary after 1700 hours of 30.09.2026.
- It is a pre-requisite condition that the prescribed qualification against each post should have been completed within the stipulated duration of the course as prescribed by the University/Institution.
- Rounding-off of marks is NOT allowed.
- All communication with the candidates regarding further recruitment process/Personal Interview will be sent through E-mail/or published on SAC website only.
- Candidates who are employed under Central/State Government, Public Sector Undertakings, Autonomous Bodies etc. have to submit 'No Objection Certificate' from the employer concerned at the time of Personal Interview.
- 30.09.2026 will be the cut-off date for all purposes like computation of age, acquiring essential qualification etc.
- Candidates waiting for their relevant final year/semester result as on the last date of application i.e. 30.09.2026 are not eligible to apply.
- Candidates possessing Degrees awarded by foreign universities should produce the equivalency certificate issued by Association of Indian Universities (AIU), New Delhi, at the time of Interview.
- In respect of OBC candidates, relaxation in upper age limit will be available only to candidates who do not fall in creamy layer as on the date of online application.
- PwBD candidates have to submit a certificate of disability in the prescribed format clearly indicating the percentage of disability (minimum 40%).
- Junior Research Fellows will be engaged initially for ONE YEAR and is extendable for further periods based on assessment of their work and requirement of project. The maximum period of engagement of Junior Research Fellow shall not exceed FIVE years.
- Research Associates will be engaged initially for ONE YEAR and is extendable for further period. The maximum period of engagement of Research Associate shall not exceed THREE years.
- Project Scientist-I will be engaged initially for ONE YEAR or till the project duration and is extendable for further periods.
- The selected candidates shall be posted at SAC, Ahmedabad. However, they may be required to work and stay at any location in India during their tenure for Project work/Research.
- Outstation Candidates called for Interview will be paid to and fro Second/Sleeper Class Railway Fare or non-AC Bus fare or actual fare whichever is less.
- Candidates who have pursued professional course through Open and Distance Learning (ODL) are not eligible for consideration.
- Government strives to have a workforce which reflects gender balance and women candidates are encouraged to apply.
- Selected candidates may be intimated through email/SAC website and have to join the post on being found fit by a Medical Authority.
- SAC/ISRO reserves the right to cancel/postpone the interview without assigning any reason thereof.
- In case of any ambiguity/dispute arising on account of interpretation of any clause either in Hindi/English version of this advertisement, the decision of SAC will be final.
- Any legal proceedings in respect of any matter of claim or dispute arising out of this advertisement can be instituted in Ahmedabad; and the Courts at Ahmedabad only shall have sole and exclusive jurisdiction.
- Any Addendum/Update/Corrigendum will only be published on SAC website. Candidates should regularly visit the SAC website for latest updates.
Contact Details
- Organization: Space Applications Centre (SAC), ISRO
- Address: Ahmedabad, Gujarat
- Official Website: https://www.sac.gov.in
- Careers Portal: https://careers.sac.gov.in
- Technical Query Helpline: 079 2691 5510 / 13
- General Query Helpline: 079 2691 3025 / 22
- Email: ao_rr@sac.isro.gov.in
Frequently Asked Questions (FAQs)
1. What is the last date to apply for ISRO SAC Recruitment 2026?
- The last date for online registration and submission of applications is 30 September 2026 (1700 hours).
- A total of 48 vacancies have been announced across 16 post codes including Junior Research Fellows, Research Associates, and Project Scientist-I.
- There is no application fee for any post.
- The maximum age limit is 28 years for JRF posts (Post Code 01 to 07) and 35 years for RA & PS-I posts (Post Code 08 to 16) as on 30.09.2026. Age relaxation is applicable as per government rules.
- The selection process includes shortlisting of candidates based on academic records and/or experience and/or written test, followed by an interview. The final selection will be based on the performance in the interview.
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Disclaimer: This article has been prepared for informational purposes based on the official ISRO SAC Recruitment 2026 Notification (Advertisement No. SAC:02:2026 dated 10.09.2026). Candidates are advised to read the official notification carefully before applying. All information including vacancy numbers, eligibility criteria, and dates are as per the official advertisement. In case of any discrepancy, the official notification issued by SAC/ISRO shall prevail. Keep checking the official SAC website for updates on recruitment-related information.