Table of Contents
The Physical Research Laboratory (PRL), Ahmedabad — an autonomous institute under the Department of Space, Government of India, has officially announced the PRL Technical Assistant & Technician-B Recruitment 2025.
PRL is one of India’s leading space and scientific research centers, contributing to iconic missions like Chandrayaan-1, Mars Orbiter Mission, Chandrayaan-3, and Aditya-L1. Find out the ISRO Technical Assistant Recruitment 2025 details here!
ISRO Technical Assistant Recruitment 2025 Highlights
| Particulars | Details |
|---|---|
| Organization | Physical Research Laboratory (PRL), Department of Space, Govt. of India |
| Post Name | Technical Assistant, Technician-B |
| Location | Ahmedabad, Gujarat |
| Vacancies | 20 (10 for Technical Assistant + 10 for Technician-B) |
| Application Mode | Online Only |
| Last Date to Apply | 31 October 2025 |
| Official Website | https://www.prl.res.in |
Download ISRO PRL Notification 2025 PDF – Technical Assistant & Technician-B
1: Between the period of 1858-1947, how many Viceroys ruled over India?
Candidates applying for ISRO Technical Assistant and Technician-B Recruitment 2025 can now download the official notification PDF to check detailed eligibility, post-wise vacancies, selection process, pay scale, and application instructions. The notification PDF from the Physical Research Laboratory (PRL), Ahmedabad provides complete information on the 20 available posts, including 10 for Technical Assistant and 10 for Technician-B.
It is highly recommended that applicants download and carefully read the official PDF before applying online. Click the link below to download the ISRO Recruitment 2025 notification PDF directly and stay updated on all important dates and requirements.
Prepare for Kerala PSC Technical Exams with Entri
സർക്കാർ ജോലി എന്ന സ്വപ്നം ഇനി സ്വപ്നം മാത്രമല്ല! Join Kerala's Top-rated PSC Coaching Programs
Join NowISRO PRL Apply Date 2025 for Technical Assistant & Technician-B Posts
The ISRO Recruitment 2025 online application for Technical Assistant and Technician-B posts has officially begun on 4th October 2025 at 10:00 AM. Interested candidates must complete their applications through the official PRL OPAR portal before the deadline on 31st October 2025 at 11:59 PM.
It is crucial to submit the application within this period, as late submissions will not be accepted. Candidates should ensure that all required details and documents are accurately filled and uploaded to avoid any discrepancies during the selection process.
ISRO PRL Recruitment 2025 – Important Dates
| Event | Date & Time |
|---|---|
| Online Application Start Date | 4th October 2025, 10:00 AM |
| Online Application Last Date | 31st October 2025, 11:59 PM |
| Last Date for Offline Fee Payment (SBI Challan) | 7th November 2025 |
| Release of Written Test Call Letters | To be notified on official PRL website |
| Written Test Date (Technical Assistant) | Morning Session – To be notified |
| Written Test Date (Technician-B) | Afternoon Session – To be notified |
| Skill Test / Practical Test | As per schedule mentioned in official notification |
| Application Fee Refund (UR/EWS/OBC candidates) | After written test for eligible candidates |
| Application Fee Refund (Women/SC/ST/PwBD/Ex-Serviceman) | After written test for eligible candidates |
ISRO PRL Recruitment 2025 Vacancy for Technical Assistant & Technician-B Posts
The ISRO PRL Recruitment 2025 offers a total of 20 vacancies, including 10 posts for Technical Assistant and 10 posts for Technician-B. These openings cover various trades and engineering fields such as Civil, Mechanical, Electrical, Electronics, Computer Science, Fitter, Turner, and Electrician. Eligible Diploma and ITI holders can apply online before 31 October 2025.
ISRO Technical Assistant 2025 Vacancy Details
| Post Code | Discipline | Total Vacancies | Category Distribution |
|---|---|---|---|
| 01 | Civil Engineering | 2 | OBC-1, ST-1 |
| 02 | Mechanical Engineering | 2 | UR-1, ST-1 (Backlog) |
| 03 | Electrical Engineering | 2 | UR-1, ST-1 (Backlog) |
| 04 | Computer Science / IT | 3 | UR-1, OBC-1, SC-1 |
| 05 | Electronics Engineering | 1 | EWS-1 |
ISRO Technician-B 2025 Vacancy Details
| Post Code | Trade | Total Vacancies | Category Distribution |
|---|---|---|---|
| 06 | Fitter | 1 | ST-1 |
| 07 | Turner | 2 | UR-1, OBC-1 |
| 08 | Machinist | 1 | ST-1 |
| 09 | Electronics Mechanic | 2 | UR-1, OBC-1 |
| 10 | Electrician | 2 | UR-1, EWS-1 |
| 11 | Plumber | 1 | UR-1 |
| 12 | Mechanic (Refrigeration & Air Conditioning) | 1 | SC-1 |
ISRO PRL Recruitment 2025 Reservation & Functional Requirements
- Out of 10 Technical Assistant posts, 1 is reserved for PwBD-LV (Low Vision).
- Out of 10 Technician-B posts, 1 is reserved for PwBD-HH (Hearing Impaired) and 1 for Ex-Serviceman.
Functional Requirements (for all disciplines):
Sitting (S), Standing (ST), Bending (BN), Reading & Writing (RW), Seeing (SE), Hearing (H)
Prepare for Kerala PSC Technical Exams with Entri
സർക്കാർ ജോലി എന്ന സ്വപ്നം ഇനി സ്വപ്നം മാത്രമല്ല! Join Kerala's Top-rated PSC Coaching Programs
Join NowISRO Eligibility Criteria 2025 for Technical Assistant & Technician-B Posts
Post-wise Educational Qualification
| Post Code | Post Name | Trade / Discipline | Educational Qualification |
|---|---|---|---|
| 01 | Technical Assistant | Civil | First Class Diploma in Civil Engineering from a recognized State Board |
| 02 | Technical Assistant | Mechanical | First Class Diploma in Mechanical Engineering from a recognized State Board |
| 03 | Technical Assistant | Electrical | First Class Diploma in Electrical Engineering from a recognized State Board |
| 04 | Technical Assistant | Computer Science / IT | First Class Diploma in Computer Science / IT from a recognized State Board |
| 05 | Technical Assistant | Electronics | First Class Diploma in Electronics Engineering from a recognized State Board |
| 06 | Technician-B | Fitter | Matric (10th/SSC/SSLC) + ITI / NTC / NAC in Fitter trade from NCVT |
| 07 | Technician-B | Turner | Matric (10th/SSC/SSLC) + ITI / NTC / NAC in Turner trade from NCVT |
| 08 | Technician-B | Machinist | Matric (10th/SSC/SSLC) + ITI / NTC / NAC in Machinist trade from NCVT |
| 09 | Technician-B | Electronics Mechanic | Matric (10th/SSC/SSLC) + ITI / NTC / NAC in Electronics Mechanic trade from NCVT |
| 10 | Technician-B | Electrician | Matric (10th/SSC/SSLC) + ITI / NTC / NAC in Electrician trade from NCVT |
| 11 | Technician-B | Plumber | Matric (10th/SSC/SSLC) + ITI / NTC / NAC in Plumber trade from NCVT |
| 12 | Technician-B | Mechanic (Refrigeration & Air Conditioning) | Matric (10th/SSC/SSLC) + ITI / NTC / NAC in Mechanic Refrigeration & Air Conditioning trade from NCVT |
Age Limit (as on 31.10.2025)
| Category | Age Limit |
|---|---|
| General (UR) | 18 – 35 years |
| OBC (NCL) | 18 – 38 years |
| SC / ST | 18 – 40 years |
Additional Relaxations:
- PwBD: +10 years (UR), +13 years (OBC), +15 years (SC/ST)
- Central Govt Employees: up to 5 years (Group A/B) & 40/45 years (Group C)
- Widows/Divorced Women: up to 35 years (UR) / 40 years (SC/ST)
- Ex-Servicemen: age relaxation equal to service duration + 3 years
ISRO PRL 2025 – Technical Assistant & Technician-B Selection Process
The ISRO PRL Technical Assistant and Technician-B Selection Process 2025 includes two main stages — a Written Test followed by a Skill Test. All applications will undergo initial online screening, and only eligible candidates will be shortlisted based on PRL’s criteria. The Written Examination will be conducted at Ahmedabad (Gujarat), Abu Road, and Udaipur (Rajasthan).
The test will last 1 hour 30 minutes, and PwBD candidates eligible for a scribe will get extra time of 20 minutes per hour. Candidates qualifying in the written exam will be invited for the Skill Test, which will assess practical and technical proficiency. Final selection will be based purely on merit, performance, and document verification.
Apply for ISRO PRL Recruitment 2025 – Technical Assistant & Technician-B
Double-check all details and documents before submitting to avoid rejection.
- Online Application Only – Candidates must apply through the official PRL portal: https://www.prl.res.in/OPAR.
- Application Window – The online form is active from 04 October 2025 (10:00 Hrs) to 31 October 2025 (24:00 Hrs).
- Fill Details Carefully – Enter all personal, educational, and contact details correctly. Only one application per post is allowed.
- Upload Required Documents – Candidates must upload:
-
-
Caste Certificate (SC/ST/OBC-NCL/EWS) if applicable
-
PwBD Certificate (40% or above disability) if applicable
-
Ex-serviceman Discharge Certificate (if applicable)
-
Diploma/Degree/ITI/NTC/NAC Certificate
-
- Registration Confirmation – After submission, a Registration Number and filled application copy will be sent to your registered email. Preserve this for future reference.
- Hall Ticket / Call Letter – Only emailed to shortlisted candidates. No hard copies will be sent.
- Follow Up – Regularly check your email (including spam/junk folders) and visit the PRL website for updates.
Applications for Multiple Posts – ISRO Technical Assistant & Technician-B 2025
Candidates can apply for both Technician-B (any one of the seven trades) and Technical Assistant (any one of the five disciplines) posts, subject to eligibility.
-
Separate Applications Required – A candidate must submit a separate online application for each post.
-
Separate Fees – Application fee must be paid separately for Technician-B and Technical Assistant posts.
-
Written Test Schedule –
-
Technical Assistant: All disciplines will have the written exam together in the morning session.
-
Technician-B: All trades will have the written exam together in the afternoon session, separate from Technical Assistant exams.
-
Application Fee – ISRO PRL 2025
The application fee for Technical Assistant and Technician-B posts is non-refundable, with provisions for partial or full refund based on category and attendance in the written test.
1. Technical Assistant (Post Code 1–5):
- Fee: ₹250 per post
- Initial Payment: ₹750 (for all candidates, including fee-exempted categories)
- Refund:
-
-
Full refund for Women / SC / ST / PwBD / Ex-servicemen, if attending the written test
-
₹500 refund for UR / EWS / OBC candidates, if attending the written test
-
-
No refund if the candidate does not appear for the exam
2. Technician-B (Post Code 6–12):
- Fee: ₹100 per post
- Initial Payment: ₹500 (for all candidates, including fee-exempted categories)
- Refund:
-
-
Full refund for Women / SC / ST / PwBD / Ex-servicemen, if attending the written test
-
₹400 refund for UR / EWS / OBC candidates, if attending the written test
-
-
No refund if the candidate does not appear for the exam
3. Payment Methods:
- Online: Internet Banking / Debit Card / Credit Card / UPI / NEFT / Wallet
- Offline: SBI Challan at the nearest branch (must reach PRL before the last date)
- Important: Payment via any other method (cash remittance, cheque, draft, money order, IPO, etc.) will not be accepted.
4. Refund Process:
- Candidates must provide correct bank account details with IFSC code during online application.
- Fee-exempted candidates (except women) must upload relevant certificates (SC/ST/PwBD/ExS) to receive refund.
Documents Required to Apply Online for ISRO Technical Assistant & Technician-B 2025
Candidates must upload:
- Caste certificate (SC/ST/OBC/EWS) if applicable
- PwBD certificate (for Persons with Benchmark Disabilities)
- Ex-serviceman certificate (if applicable)
- Educational qualification certificates (Diploma/ITI/NTC/NAC)
ISRO PRL 2025 – Technical Assistant & Technician-B Pay and Salary Details
1. Technical Assistant (Post Code 1–5):
- Pay Level: Level-7 of Pay Matrix (₹44,900 – ₹1,42,400)
- Minimum Basic Pay: ₹44,900 per month
- Allowances:
-
-
Dearness Allowance (DA)
-
House Rent Allowance (HRA) – for those not availing departmental housing
-
Transport Allowance – for those not availing departmental transport
-
2. Technician-B (Post Code 6–12):
- Pay Level: Level-3 of Pay Matrix (₹21,700 – ₹69,100)
- Minimum Basic Pay: ₹21,700 per month
- Allowances:
-
-
Dearness Allowance (DA)
-
House Rent Allowance (HRA) – for those not availing departmental housing
-
Transport Allowance – for those not availing departmental transport
-
3. Other Benefits:
- Employees are governed by the National Pension System (NPS).
- Additional facilities include:
-
-
Medical facilities for self and dependents
-
Canteen services
-
Leave Travel Concession (LTC)
-
Group Insurance
-
Other benefits as per Central Government/PRL Rules
-
Prepare for Kerala PSC Technical Exams with Entri
സർക്കാർ ജോലി എന്ന സ്വപ്നം ഇനി സ്വപ്നം മാത്രമല്ല! Join Kerala's Top-rated PSC Coaching Programs
Join NowFrequently Asked Questions
What is the last date to apply for ISRO Technical Assistant and Technician-B 2025?
The online application window is open from 4th October 2025 (10:00 AM) to 31st October 2025 (11:59 PM). Candidates must apply within this period
How many vacancies are available under ISRO Technical Assistant & Technician-B recruitment 2025?
A total of 20 posts are available: 10 for Technical Assistant and 10 for Technician-B across various disciplines and trades.
What is the application mode for ISRO PRL Recruitment 2025?
Applications are accepted online only through the official PRL OPAR portal
What is the application fee for Technical Assistant and Technician-B posts?
- Technical Assistant (Post Code 1-5): ₹250/- non-refundable. Fee exemptions apply for Women, SC, ST, PwBD, and Ex-Servicemen.
- Technician-B (Post Code 6-12): ₹100/- non-refundable. Fee exemptions also apply. Refunds for certain categories are provided after appearing in the written exam.
What is the pay scale for selected ISRO Technical Assistant & Technician-B candidates?
- Technical Assistant: Level-7, ₹44,900 – ₹1,42,400 per month.
- Technician-B: Level-3, ₹21,700 – ₹69,100 per month.
Selected candidates are also eligible for Dearness Allowance, House Rent Allowance (HRA), Transport Allowance, and other benefits as per PRL/central government rules.
What is the selection process for Technical Assistant & Technician-B Recruitment 2025?
Candidates will undergo:
- Written Test (for both Technical Assistant and Technician-B, conducted in separate sessions).
- Skill Test (for specific trades and disciplines).
- Document Verification for shortlisted candidates.
Can candidates apply for both Technical Assistant and Technician-B posts?
Yes, candidates may apply for both posts but must submit separate applications and pay application fees separately for each post.
Where can I download the official SRO Technical Assistant & Technician-B Notification PDF?
The official ISRO Technical Assistant & Technician-B 2025 notification PDF can be downloaded from the PRL website or the link provided in this blog. It contains detailed eligibility criteria, post-wise vacancies, syllabus, and instructions.
Are there any reserved categories for ISRO Technical Assistant & Technician-B posts?
Yes, reservations include SC, ST, OBC (NCL), EWS, PwBD, and Ex-Servicemen as per government norms. Specific posts are reserved for PwBD-HH, PwBD-LV, and ex-servicemen.
