CSIR ASO Recruitment 2026 – Apply Online for 100 Assistant Section Officer Posts

CSIR ASO Recruitment 2026 is now officially open, and if you appeared in the UPSC Civil Services Examination 2024 but were not finally recommended for any service, this could be your gateway to a prestigious central government career. The Council of Scientific and Industrial Research (CSIR) has released Advertisement No. E-I/RC/2026/2, inviting applications for 100 Assistant Section Officer (ASO) vacancies across three specialised cadres. The online application window opened on 23 June 2026 and closes on 13 July 2026 at 5:00 PM. If you qualify, don’t wait — government portals can slow down near deadlines.

Here is everything you need to know — eligibility, salary, Computer Proficiency Test (CPT) pattern, selection process, and a clear step-by-step apply guide.

CSIR ASO Recruitment 2026 – Quick Overview

Important Dates

Mark these dates carefully — both the application submission and fee payment deadlines fall on the same day.

⚠️ Do not wait for the last day! Upload your SBI Collect fee receipt within the portal before 5:00 PM on 13 July — paying the fee but not uploading the receipt will make your application incomplete.

📌 Also Read: Latest Government Job Notifications 2026 — Full List

Vacancy Details – Post-wise and Category-wise Breakdown

CSIR has advertised 100 ASO posts across three cadres. All three share the same pay scale at Level 7. Out of the total 100 posts, 7 are reserved for Persons with Benchmark Disabilities (PwBD) with at least 40% disability.

✅ Note: In the Finance & Accounts cadre, 1 ST vacancy and 2 OBC vacancies are backlog positions.

PwBD Vacancy Breakdown (7 Posts Reserved)

Who Is Eligible for CSIR ASO 2026?

This is where CSIR ASO Recruitment 2026 is fundamentally different from standard government job notifications. The eligibility is highly specific — not every graduate can apply.

Educational Qualification

You must hold a University degree from a recognised institution. There is no restriction on the subject or stream of your degree. However, the degree’s final result must have been declared on or before 13 July 2026. Universities that award CGPA grades must convert the score to percentage using the formula prescribed by their institution.

The critical condition: you must be a non-recommended candidate of the UPSC Civil Services Examination 2024 (CSE-2024), meaning you appeared in CSE-2024 but were not finally selected for IAS, IPS, or any allied service. Your name must be listed on the UPSC Pratibha Setu Portal — if it is not there, you are not eligible, regardless of your degree or UPSC history.

Age Limit (as on 13 July 2026)

The upper age limit is 33 years as on the closing date of the online application. Category-wise age relaxation is as follows:

Application Fee

The fee is payable online through SBI Collect only. After payment, download your e-Receipt and upload it within the application portal before the deadline. Without the uploaded receipt, your application will not be treated as complete.

Payment modes accepted: UPI, Debit Card, Net Banking via SBI Collect.

CSIR ASO Salary 2026 – What Will You Earn?

Selected candidates will be placed at Pay Level 7, Cell 1 of the 7th Pay Commission Pay Matrix, with a starting basic pay of ₹44,900 per month. The pay can scale up to ₹1,42,400 over time through annual increments.

Beyond basic pay, you will be entitled to Central Government allowances as follows:

💡 Estimated In-Hand: At current DA rates, a fresh CSIR ASO at Level 7 in a metro city can expect a gross monthly salary in the range of approximately ₹70,000–₹80,000, depending on HRA city tier and applicable allowances.

Officers are liable to serve anywhere in India — across any of CSIR’s 37 national laboratories, research institutes, extension centres, or CSIR Headquarters at Anusandhan Bhawan, New Delhi.

📌 Also Read: NPS vs UPS – Which Is Better for Central Government Employees?

Selection Process for CSIR ASO Recruitment 2026

The selection process has three clearly defined stages. Your UPSC CSE-2024 marks are the decisive factor — the Computer Proficiency Test (CPT) is qualifying in nature only.

1. Application Screening: Candidates are shortlisted for the CPT in a ratio of 1:5 — meaning five times the number of total vacancies per category (subject to a minimum of five). Shortlisting is based on your total marks in UPSC CSE-2024 Mains plus the Personality Test.
2. Computer Proficiency Test (CPT): Shortlisted candidates appear for a 100-mark, 1-hour qualifying test. You must score the minimum threshold marks for your category to be considered further.
3. Final Merit List: Prepared solely on the basis of total UPSC CSE-2024 marks (Mains + Personality Test), among candidates who qualify the CPT. A single merit list is drawn for all three cadres.
4. Cadre Allocation: Based on your merit position and the cadre preference you submit in the online application, CSIR allocates you to one of the three cadres — General, Finance & Accounts, or Stores & Purchase. Once allotted, the cadre is final and cannot be changed.
5. Document Verification: Shortlisted candidates are called for verification of original documents.

Tie-Breaking Rule

When two candidates have equal CSE-2024 total marks, CSIR resolves ties in this order: (1) Higher Mains marks, (2) Older date of birth, (3) Earlier degree acquisition, (4) Alphabetical order of first names.

Computer Proficiency Test (CPT) – Pattern and Minimum Qualifying Marks

The CPT is qualifying in nature — it does not add to your merit score, but failing it eliminates you from further consideration regardless of your UPSC scores. The test lasts 1 hour and carries 100 marks. It will tentatively be held in Delhi, though CSIR reserves the right to conduct it in other cities.

Subjects covered: Word Processing, Spreadsheet preparation, and PowerPoint Presentation.

Category-wise Minimum Qualifying Marks

✅ For PwBD candidates, Government of India / Staff Selection Commission (SSC) rules on CPT will apply.

📌 Also Read: UPSC CAPF AC Recruitment 2026 – Complete Guide

How to Apply for CSIR ASO 2026 – Step-by-Step Guide

Applications must be submitted online only through the official CSIR websites. No offline, postal, or email-based applications will be entertained. Use Google Chrome for the best experience on the portal.

💡 Keep your photo (JPG, under 50 KB, 200×150 pixels) and signature (JPG, under 50 KB, 50×150 pixels) scanned and saved before you start — it makes the upload process much smoother.

1. Go to https://www.csir.res.in or https://recruitment.csir.res.in.
2. Click “Apply Online” and register using your UPSC Roll Number, email address, and mobile number. User ID and password will be sent to your registered contact details.
3. Log in and complete the Profile Page — Gender, Date of Birth, Category, PwBD status, Ex-Serviceman status, and CSIR employee status. Once locked, these details cannot be modified.
4. Fill in all six tabs of the application form in sequence: Personal Details → Education → Experience → Additional Details → Uploads → Preview & Submit.
5. Upload all required documents as per the specifications given below.
6. Click Submit — an Application Number will be generated. Note it down.
7. If you belong to a fee-paying category, pay ₹500 via SBI Collect (UPI, Debit Card, or Net Banking). Download the e-Receipt and upload it back into the portal before the deadline.
8. Print a copy of the final submitted form for your records.

Document Upload Specifications

Common Mistakes That Can Get Your Application Rejected

The CSIR ASO process has several technical and eligibility-specific tripwires. Read each of these carefully before submitting your application.

• Not being on the UPSC Pratibha Setu Portal: If your name doesn’t appear there, you are not eligible — no exceptions, regardless of your score or degree.
• Locking the profile with incorrect details: Name, date of birth, and category cannot be edited after the profile is locked. Any mismatch found at document verification will lead to disqualification.
• Paying the fee but not uploading the e-Receipt: Even if you pay before 13 July, failing to upload the SBI Collect receipt in the portal by 5:00 PM that day means your application is incomplete.
• Degree from an unrecognised institution: Your degree must be from a Government of India-recognised university, with final results declared on or before the closing date.
• CGPA without percentage conversion: If your university uses CGPA grading, convert to percentage using your university’s official formula before filling the form.
• Government employees applying without an NOC: If you are currently in government service, you must produce a valid No Objection Certificate (NOC) from your employer at the time of document verification. An experience certificate or resignation letter will not be accepted as a substitute.
• Using an inactive email ID: All communications, including CPT call letters, are sent by email only. Check your spam/junk folder regularly after applying.

Important Links

Frequently Asked Questions – CSIR ASO Recruitment 2026

Summing Up…

If you appeared in UPSC CSE-2024 and didn’t make it to the final recommended list, CSIR ASO Recruitment 2026 is exactly the kind of second opportunity that rarely comes along — a Group B Central Government post with an excellent salary, full Central Government perks, and the prestige of serving under one of India’s premier science and research bodies. With 100 vacancies and your UPSC preparation already behind you, your CSE-2024 score could directly secure you a seat here.

Submit your application well before the 13 July 2026 deadline, keep your SBI Collect receipt ready for upload, and double-check your Pratibha Setu Portal listing before you begin. Stay ahead of application deadlines — follow Govtserviceinfo.com for daily Sarkari Naukri alerts.

Disclaimer: All information in this article has been sourced from the official recruitment notification published by the Council of Scientific and Industrial Research (CSIR) under Advertisement No. E-I/RC/2026/2. GovtServiceInfo.com is not a recruiting authority and does not accept job applications. We strongly recommend reading the full official notification before applying and verifying all details — especially dates, eligibility, and fee requirements — directly from the official website at csir.res.in. We are not responsible for any changes made by the recruiting authority after the date of publication.