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Exam Date: August 17, 2025
The Defence Research and Development Organisation (DRDO), through its Recruitment and Assessment Centre (RAC), has announced the 2025 recruitment for the position of Scientist 'B'. This is a significant opportunity for engineering and science graduates to contribute to India's defense research and development efforts.
Position Overview
• Post: Scientist 'B'
• Total Vacancies: 148
• Recruitment Mode: Online application via Application Period: 20th May 2025 to 9th June 2025
• Eligibility Criteria
• Educational Qualification
• Engineering Disciplines: Bachelor's degree (B.E./B.Tech) in relevant engineering fields.
• Science Disciplines: Master's degree (M.Sc) in relevant science subjects.
• GATE Score Requirement
• A valid GATE score from 2022, 2023, or 2024 is required for most disciplines.
Age Limit
Maximum age: 28 years (with relaxation as per government norms).
Selection Process
Shortlisting: Candidates are shortlisted based on their GATE score and/or educational qualifications.
Personal Interview: Shortlisted candidates are called for a personal interview, which is the final selection criterion.
Minimum qualifying marks: 70% for unreserved categories and 60% for reserved categories.
Salary and Benefits
• Pay Level: Level-10 (7th Central Pay Commission)\
• Basic Pay: ₹56,100 per month
• Gross Salary: Approximately ₹90,000 to ₹1,10,000 per month, including allowances.
• Additional Benefits:
• House Rent Allowance (HRA)
• Dearness Allowance (DA)
• Transport Allowance (TA)
• Medical facilities
• Group Insurance
• Leave Travel Concession (LTC)
• Subsidized canteen facilities
• Professional update allowance
Exam Pattern
The DRDO Scientist 'B' exam follows a structured pattern:
1. Descriptive Examination
Paper-I: 300 marks, 3 hours
Paper-II: 300 marks, 3 hours
Total: 600 marks, 6 hours
Note: The syllabus for these papers aligns with the UPSC Engineering Services Examination (Main) for the respective disciplines.
2. Personal Interview
Weightage: 20% of the total marks
Purpose: To evaluate the candidate's technical knowledge, communication skills, and suitability for the role.
Note: Candidates must qualify the interview to be considered for the final merit list.
Syllabus Breakdown
The syllabus is discipline-specific, focusing on core engineering subjects. Here's a brief overview for select disciplines:
Electronics & Communication Engineering
Paper-I: Basic Electronics, Electrical Engineering, Material Science, Electronics Measurements, Network Theory, Analog & Digital Circuits
Paper-II: Analog & Digital Communication Systems, Control Systems, Computer Organization, Electromagnetics, Advanced Electronics & Communication Topics
Mechanical Engineering
Paper-I: Fluid Mechanics, Thermodynamics, Heat Transfer, IC Engines, Refrigeration & Air Conditioning, Turbo Machinery, Power Plant Engineering, Renewable Energy
Paper-II: Engineering Mechanics, Materials Science, Mechanisms & Machines, Design of Machine Elements, Manufacturing, Industrial & Maintenance Engineering, Mechatronics & Robotics
Computer Science & Engineering
Paper-I: Engineering Mathematics, Discrete Mathematics, Digital Logic, Computer Organization & Architecture, Programming & Data Structures, Algorithms
Paper-II: Compiler Design, Operating Systems, Theory of Computation, Database Systems, Computer Networks, Cyber Security, AI & Machine Learning
Note: Detailed syllabi for each discipline are available on the official DRDO RAC website.
Preparation Strategy for High-IQ Candidates
Given your analytical prowess, here's a tailored strategy to optimize your preparation:
Conceptual Clarity: Focus on understanding the fundamental principles behind each topic. This will enable you to tackle complex problems with ease.
Structured Study Plan
• Allocate specific time blocks for each subject, ensuring balanced coverage. Prioritize topics based on weightage and your proficiency.
• Practice Previous Papers: Regularly solve past year question papers to familiarize yourself with the exam pattern and identify recurring topics.
• Mock Tests: Simulate exam conditions by taking timed mock tests. This will enhance your time management skills and build exam temperament.
• Revision: Periodically revise completed topics to reinforce memory retention and identify areas needing further attention.
• Stay Updated: Keep abreast of any changes in the exam pattern or syllabus by regularly visiting the official DRDO RAC website.
Important Dates
• Application Start Date: 20th May 2025
• Application End Date: 9th June 2025
• Interview Period: Tentatively in July 2025
• Application Process
• Interested candidates can apply online through the official DRDO RAC website:
