ISRO Scientist Engineer Recruitment 2026: Syllabus, Exam Pattern & Selection Guide

Posted: Jun 16, 2026 11:33 AM IST
Updated: Aug 29, 2026 05:34 PM IST
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The Indian Space Research Organisation (ISRO) has released the recruitment details for the Scientist/Engineer SC level positions for 2026. With a significant number of openingsโ€”totaling 320 vacancies, with specific mention of 175โ€”this is a premier opportunity for engineering graduates. Candidates looking to join the nation's space agency should review the ISRO Scientist Engineer Recruitment 2026 Notification Out for 175 Vacancies - Click to Check immediately to understand the eligibility criteria.

ISRO Scientist/Engineer Exam Overview

The examination is designed to test candidates from Mechanical, Computer Science, and Electronics disciplines. A comprehensive understanding of the exam pattern is essential for success. Before diving into your preparation, ensure you consult the ISRO Scientist Previous Year Question Papers- Click to Check to gauge the difficulty level.

ISRO Scientist Syllabus and Exam Pattern 2026
Conducting BodyIndian Space Research Organisation (ISRO)
Post NameScientist Engineer SC Level
DisciplinesMechanical, Computer Science, and Electronics
Total Questions95
Total Marks100
Duration2 hours
Negative Markingโ…“
Selection ProcessWritten Exam and Interview
Official Websitewww.isro.gov.in

Detailed Exam Pattern

The written test is bifurcated into two parts. Note that while Part A carries negative marking of 1/3, Part B does not have any negative marking.

PartSubjetcsQuestionsMarksDuration
AEngineering Discipline80802 hours
BAptitude and Reasoning15202 hours
Total95100

Selection Criteria and Minimum Qualifying Marks

Final selection is based on a 50% weightage from the written test and 50% from the interview. Meeting the following thresholds is mandatory to be considered for final merit.

Minimum Qualifying Marks
CategoryWritten Exam (Each Part)InterviewAggregate
Unreserved Candidates50%50/10060% overall
Reserved Candidates (PwBD only)40%40/10050% Overall

ISRO Scientist Interview Mark Allocation

The interview panel evaluates candidates on several parameters. Preparing for these areas is crucial for maximizing your total score.

  • Technical (Academic) Knowledge: 40 marks
  • General Awareness in relevance to the area of specialization (Technical): 20 marks
  • Presentation/Communication Skills: 20 marks
  • Comprehension: 10 marks
  • Academic Achievements (Institute type, Academic performance/CGPA, Rank): 10 marks

What To Do After Checking Your Status

Once you have confirmed your eligibility and reviewed the syllabus, start your intensive study plan. Candidates should also look into the ISRO Scientist Salary 2026- Click to Check to understand the career benefits. Prepare your academic documents for the interview stage, specifically focusing on your CGPA and ranking achievements.

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