CSIR ASO Recruitment 2026 Notification Out - Apply Online for 100 Assistant Section Officer Posts

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• Updated July 08, 2026 03:23 PM
• by Abisha Muthukumar Officially Verified
• Applications closed on 13 July 2026. The original recruitment details are preserved below.
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• Council of Scientific & Industrial Research (CSIR) has released a notification to recruit 100 Assistant Section Officer (ASO) posts from the non-recommended candidates of UPSC's Civil Services Examination 2024 (CSE-2024). Online applications can be submitted from June 23, 2026 to July 13, 2026 through the official CSIR portal.

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CSIR ASO Recruitment 2026 Overview

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Important Dates

• Start Date for Registration: 23-06-2026 (10:00 AM)
• Last Date for Registration & Submission: 13-07-2026 (05:00 PM)
• Last Date for Online Payment of Fee: 13-07-2026 (05:00 PM)

CSIR ASO Vacancy 2026 - Post-wise Details

• CSIR is recruiting for 100 ASO posts across three cadres, with category-wise reservation as detailed below.
• Of the 2 ST vacancies in Finance & Accounts, 1 is a backlog vacancy; of the 6 OBC vacancies in the same cadre, 2 are backlog. Out of the total 100 vacancies, 7 posts (including 2 backlog) are reserved for Persons with Benchmark Disability (PwBD), covering categories such as blindness/low vision, deaf and hard of hearing, locomotor disability, autism/intellectual disability, and multiple disabilities.

CSIR ASO Application Fee

CSIR ASO Selection Process 2026

• Selection is based on shortlisting followed by a qualifying computer test, not a fresh written exam. Candidates will be screened using their existing CSE-2024 scores before appearing for the Computer Proficiency Test.
• Candidates are shortlisted in a 1:5 ratio (5 times the vacancies per category) based on total marks (Mains + Personality Test) obtained in UPSC's CSE-2024
• Shortlisted candidates must appear for the Computer Proficiency Test (CPT) - qualifying in nature, 100 marks, 1-hour duration, covering Word Processing, Spreadsheets, and PowerPoint
• CPT qualifying threshold: UR - 40%, EWS - 37%, OBC - 37%, SC - 35%, ST - 35%, PwBD (all categories) - 30%
• CPT will be conducted in Delhi (tentatively; CSIR may conduct it elsewhere)
• Final selection is based on total CSE-2024 marks (Mains + Personality Test), subject to qualifying the CPT
• A single merit list is prepared; cadre allocation (General/Finance & Accounts/Stores & Purchase) is decided by CSIR based on merit and candidate preference, and once allotted is final

How to Apply for CSIR ASO Recruitment 2026

• Visit www.csir.res.in or recruitment.csir.res.in
• Click on "Apply Online" and register using your UPSC Roll Number, email ID, and mobile number
• Note the User ID and password sent to your registered email/mobile
• Log in and complete the profile page (Gender, DOB, Marital Status, Category, PwBD status, Ex-Servicemen status, etc.) - once locked, details cannot be modified
• Fill all 6 tabs: Apply, Personal Details, Education, Experience, Additional Details, Uploads
• Upload scanned photograph (jpg, <50 KB), signature (jpg, <50 KB), and required certificates (pdf, <1 MB each)
• Preview and verify the application, then click Submit
• Pay the applicable fee via SBI Collect (if applicable) and upload the e-Receipt before the last date
• Take a printout of the final submitted application for future reference

CSIR ASO Recruitment 2026 Important Links

• Official Notification PDF: Click Here
• Apply Online: Click Here
• Official Website: Click Here
• Helpdesk Email: [email protected]
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Q1. How many vacancies are there in CSIR Assistant Section Officer Recruitment 2026?

• CSIR has announced 100 vacancies for the post of Assistant Section Officer under Advertisement No. E-I/RC/2026/2. These include 61 posts for ASO (General), 18 for ASO (Finance & Accounts), and 21 for ASO (Stores & Purchase). Additionally, 7 posts out of the 100 are reserved for Persons with Benchmark Disabilities.

Q4. What is the salary for CSIR Assistant Section Officer?

• Selected candidates will be appointed at Pay Level 7, Cell 1 of the 7th CPC Pay Matrix, with a basic pay range of ₹44,900 to ₹1,42,400 per month, along with DA, HRA, Transport Allowance, and other Central Government service benefits.

Q5. What is the application fee for CSIR ASO 2026?

• Candidates from UR, OBC (NCL), and EWS categories must pay ₹500 via SBI Collect. Women, SC, ST, PwBD, and Ex-Servicemen candidates are exempted from paying any application fee.

Q6. What is the selection process for CSIR ASO Recruitment 2026?

• The selection involves three stages: (1) shortlisting based on CSE-2024 Mains + Personality Test marks in a 1:5 ratio per category; (2) a qualifying Computer Proficiency Test (CPT) of 100 marks and 1-hour duration; and (3) final merit prepared on the basis of CSE-2024 total marks, subject to clearing CPT minimum threshold marks.

Q8. What is the age limit for CSIR ASO 2026?

• The upper age limit is 33 years as on 13 July 2026 (the closing date). Age relaxation is available: 5 years for SC/ST, 3 years for OBC (NCL), 10 years for PwBD (UR), 15 years for PwBD (SC/ST), 13 years for PwBD (OBC), and 5 years for CSIR departmental candidates.

Q10. What documents are required at the time of CSIR ASO document verification?

• Candidates must carry original documents including proof of date of birth, educational qualification certificates (10th onwards), CSE-2024 mark sheets (Prelims and Mains + Personality Test), caste/community certificate (if applicable), PwBD certificate (if applicable), employment certificate, and a No Objection Certificate from employer (if currently in government service). Self-attested copies of all uploaded documents must also be brought.