ISRO Assistant UDC Syllabus and Exam Pattern 2026

Indian Space Research Organisation (Website)
Location: India
Total Vacancies244
Age LimitAs per ISRO recruitment rules for 2026, age relaxation is provided to reserved categories including SC, ST, OBC, and PWD candidates.

Job Description

Overview

The Indian Space Research Organisation (ISRO) has released the detailed syllabus and exam pattern for the Assistant, Upper Division Clerk (UDC), Junior Personal Assistant (JPA), and Stenographer positions for the year 2026. Understanding these guidelines is essential for candidates aiming to secure a position within this prestigious space agency. By aligning their preparation with the official curriculum, aspirants can focus their efforts on high-yield topics and improve their overall performance in the upcoming computer-based examination.

Key Responsibilities

  • Candidates must demonstrate proficiency in English language comprehension and grammar usage.
  • A strong grasp of quantitative aptitude is required to solve complex numerical problems efficiently.
  • Logical reasoning skills are tested to evaluate the analytical capabilities of the applicants.
  • General knowledge and awareness of current national and international events are critical components of the assessment.
  • Stenographers and JPA candidates must exhibit specialized skills in language comprehension and office administration tasks.
  • Applicants are expected to manage time effectively during the 150-minute examination window to maximize their score.

Why Apply

Working with ISRO offers a unique opportunity to contribute to India's space exploration mission while enjoying a structured career path. The organization provides a professional environment that fosters technical growth and personal development for all its employees.

Important Dates

  • Syllabus Release Date: July 2026
  • Examination Date: To be announced

Quick Facts

  • Total Vacancies: 244
  • Exam Mode: Online (Computer-Based)
  • Total Questions: 200
  • Negative Marking: 0.25 per incorrect answer

Age Limit (Detail)

As per ISRO recruitment rules for 2026, age relaxation is provided to reserved categories including SC, ST, OBC, and PWD candidates.

Selection Process

The selection process for ISRO Assistant, UDC, JPA, and Stenographer posts is conducted through a computer-based objective-type examination. Candidates must answer 200 questions within a duration of 150 minutes. Each correct answer is awarded 1 mark, while 0.25 marks are deducted for every incorrect response. The exam evaluates candidates on English, Quantitative Aptitude, Reasoning, and General Knowledge. Qualifying marks are determined by the organization based on the overall performance of the candidates in the written test.

Exam Pattern

The examination consists of 200 objective-type questions to be completed in 150 minutes. For Assistant/UDC, the distribution is 50 questions each for English, Quantitative Aptitude, Reasoning, and General Knowledge. For JPA/Stenographers, English accounts for 100 questions, while Reasoning and Quantitative Aptitude/GK account for 50 questions each. A negative marking of 0.25 applies to all incorrect answers.

Application Fee

Details regarding the application fee for General, OBC, EWS, SC, ST, and PWD categories are specified in the official notification. Payments must be made through the designated online portal.

Vacancy Details

  • Total Posts: 244
  • Posts include: Assistant, UDC, JPA, and Stenographer.

How to Apply

  1. Visit the official ISRO recruitment portal to access the application dashboard.
  2. Register using a valid email address and mobile number to generate login credentials.
  3. Log in to the portal and fill out the application form with accurate personal and educational details.
  4. Upload scanned copies of required documents, including photographs and signatures, as per the specified format.
  5. Proceed to the payment gateway to submit the application fee online.
  6. Review all entered information carefully before final submission.
  7. Download and print a copy of the submitted application form for future reference.
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