Are you a passionate engineering or science graduate seeking a prestigious government job in India’s defence research sector? The Defence Research and Development Organisation (DRDO) through its Recruitment and Assessment Centre (RAC) has released a golden opportunity for aspiring scientists and engineers. The recruitment drive offers 148 posts of Scientist ‘B’ in DRDO, ADA, WESEE, CME, AFMC, and Selection Centres under the Ministry of Defence.
Let’s explore the full details of the DRDO Scientist ‘B’ recruitment 2025, including eligibility, disciplines, GATE score requirements, selection process, salary, and more.
🔑 Key Highlights of DRDO RAC Recruitment 2025
➡️ Recruitment for Scientist ‘B’ posts in DRDO, ADA, WESEE, CME, AFMC, and Selection Centres
➡️ A total of 148 vacancies in multiple disciplines through GATE + Interview
➡️ Online applications accepted through https://rac.gov.in
➡️ Final year students eligible to apply (subject to conditions)
➡️ Pay Level-10 with salary approx. ₹1,00,000/month
➡️ Application closing date: 21 days from Employment News publication
📌 Vacancy Details (Discipline-wise)
Here’s a breakdown of discipline-wise vacancies:
➡️ Electronics & Communication Engg: 40 posts
➡️ Mechanical Engg: 34 posts
➡️ Computer Science & Engg: 33 posts
➡️ Electrical Engg: 07 posts
➡️ Material/Metallurgical Engg: 05 posts
➡️ Physics: 04 posts
➡️ Chemistry: 03 posts
➡️ Chemical Engg: 03 posts
➡️ Aerospace/Aeronautical Engg: 06 posts
➡️ Mathematics: 03 posts
➡️ Civil Engg: 01 post
➡️ Biomedical Engg: 02 posts
➡️ Entomology: 01 post
➡️ Biostatistics: 01 post
➡️ Clinical Psychology: 01 post
➡️ Psychology: 03 posts
Total: 148 Posts (DRDO: 125, ADA: 09, WESEE: 03, CME: 03, AFMC: 03, SCN/SCC: 03)
🎓 Eligibility Criteria
➡️ Educational Qualification: First Class Bachelor’s Degree in Engineering/Technology or Master’s Degree in Science in relevant disciplines from a recognized university.
➡️ GATE Qualification: Valid GATE score is mandatory in the relevant subject as specified.
➡️ Final Year Students: Can apply provided they submit their final degree/provisional certificate by 31st July 2025.
🧾 Experience Requirements
➡️ No prior work experience required
➡️ Fresh graduates and final semester students are eligible
➡️ Some posts like Clinical Psychology require RCI registration
💰 Application Fees
➡️ General/OBC/EWS (Male): ₹100 (non-refundable)
➡️ SC/ST/Divyang/Women: Exempted
➡️ Payment Mode: Online only through the RAC portal
🗓️ Important Dates
➡️ Start of Online Application: Ongoing
➡️ Closing Date: 21 days from the date of publication in Employment News
➡️ Last Date to Upload Final Degree (for Final Year Students): 31st July 2025
📝 Application Process
Follow the steps below to apply online:
➡️ Visit the official RAC website: https://rac.gov.in
➡️ Register with a valid email and phone number
➡️ Fill out the online application form and upload required documents
➡️ Pay the application fee (if applicable)
➡️ Lock and finalize the application before the deadline
➡️ Keep a copy of the locked application PDF for reference
Note: Government employees must upload NOC or intimation letter as per guidelines.
🎯 Selection Process
The selection will be based on:
➡️ Shortlisting via GATE Score (discipline-wise cutoffs to be decided by RAC)
➡️ Personal Interview conducted by RAC at Delhi or another location
➡️ Final Merit List based on 80% GATE score + 20% Interview marks
➡️ Minimum Interview Marks: 70% for UR, 60% for others
➡️ For Divyangjan: Selection follows the same weightage
📍 Job Locations
➡️ DRDO Labs across India
➡️ ADA – Bengaluru
➡️ WESEE – Delhi
➡️ CME – Pune
➡️ AFMC – Pune
➡️ SCN/SCC – Jalandhar, Bhopal, Bangalore
Selected candidates may be posted anywhere in India as per central government norms.
💼 Salary and Benefits
➡️ Pay Level: Level 10 (7th CPC)
➡️ Basic Pay: ₹56,100/month
➡️ Total Emoluments: Approx. ₹1,00,000/month (inclusive of HRA and allowances)
➡️ Encadred posts (in military institutions) paid by respective services
➡️ Additional perks like field allowances, research grants, leave benefits, and pension
🔗 Important Links
- Official Notification PDF: Download Now
- Online Application Link (RAC Website): Apply Online
- Official DRDO Website: Visit Now
This is a one-of-a-kind opportunity for science and engineering graduates to contribute to cutting-edge defence technologies. Make sure to apply before the deadline, prepare your GATE details accurately, and get ready for an impactful career in India’s defence R&D sector.
Need help with mock interviews or GATE preparation tips? Let us know in the comments!
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📘 Detailed Syllabus Breakdown
The syllabus is discipline-specific, focusing on core technical concepts and Engineering Mathematics. Here’s a general breakdown:
🔧 Common Syllabus Areas
➤ Engineering Mathematics:
Includes Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability & Statistics, Numerical Methods.
➤ Discipline-Specific Subjects:
Varies by stream – examples below.
💻 Computer Science & Engineering (CSE)
✅ Math Topics: Discrete Math, Probability, Linear Algebra
✅ Core Topics: Digital Logic, COA, Data Structures, Algorithms, TOC, Compiler Design, OS, DBMS, CN, Cybersecurity, AI/ML
📡 Electronics & Communication Engineering (ECE)
✅ Math Topics: Linear Algebra, Calculus, Differential Equations, Probability
✅ Core Topics: Networks, Electronic Devices, Analog & Digital Circuits, Control Systems, Communication Systems, Microprocessors, VLSI, DSP, Electromagnetics
⚙️ Mechanical Engineering (ME)
✅ Math Topics: Engineering Mathematics
✅ Core Topics: Engineering Mechanics, Strength of Materials, Theory of Machines, Vibrations, Fluid Mechanics, Heat Transfer, Thermodynamics, Machine Design, Manufacturing Processes, Industrial Engineering
🔍 For other disciplines (Civil, Electrical, Chemical, Physics, Chemistry, etc.), refer to official PDFs on the RAC portal for complete details.
🧾 Exam Pattern & Selection Process
✅ 1. GATE-Based Shortlisting
➤ Many disciplines use valid GATE scores for initial screening
➤ Ratio used: 1:25 or 1:5 for calling candidates to the next round
✅ 2. Descriptive Written Examination
➤ Nature: Descriptive (Subjective)
➤ Papers: Two – Paper I and Paper II
➤ Duration: 3 Hours each
➤ Marks: 300 per paper (Total: 600)
➤ Syllabus: Core subjects of your discipline
➤ Weightage in Merit List: Typically 80%
📌 Note: Some disciplines may skip the descriptive test and shortlist candidates directly for interview via GATE score.
✅ 3. Personal Interview
➤ Shortlisting Ratio: Generally 1:5
➤ Weightage: ~20% in final merit
➤ Focus Areas:
🔹 Technical depth
🔹 Problem-solving ability
🔹 Communication skills
🔹 DRDO project alignment
🔹 Current technological awareness
➤ Location: Mostly held in Delhi or zonal DRDO centers
✅ 4. Document Verification & Medical Test
➤ Conducted post-final selection for all provisionally selected candidates
📚 Best Books & Study Materials
📘 Standard Textbooks (By Discipline)
➤ Use GATE and ESE standard books for your branch
➤ Follow books used for semester and university-level subjects
🗂️ GATE & ESE Previous Year Papers
➤ Solve GATE PYQs to strengthen concept application
➤ Practice ESE Mains (conventional papers) to build descriptive writing skill
➤ Learn answer framing, flow, diagrams, and derivations
🧠 General Aptitude (if applicable)
➤ Verbal & Non-Verbal Reasoning – R.S. Aggarwal
➤ Objective General English – S.P. Bakshi
➤ Quantitative Aptitude – R.S. Aggarwal
📗 Dedicated DRDO RAC Books
➤ Publishers like Made Easy, ACE Academy, Examinspect, JET Publications offer RAC-specific guides for ECE, ME, CSE, etc.
➤ Look for the 2025 editions covering updated patterns
💻 Online Platforms
➤ Use platforms like Testbook, EduRev, Byju’s, Made Easy Online, Unacademy for:
🔹 Recorded video classes
🔹 Daily quizzes & doubt sessions
🔹 Mock tests (especially for Descriptive & Interview)
🧠 Preparation Strategy Guide
🗂️ General Plan
➤ Understand the latest syllabus (get the PDF from RAC)
➤ Check whether descriptive test is applicable for your branch
➤ Analyze weightage between GATE, Descriptive, Interview
🧱 Fundamental Strengthening
➤ Focus on concept clarity over cramming
➤ Use NCERT + Standard GATE/ESE books for basics
➤ Make topic-wise formula sheets
📝 Previous Year Practice
➤ Solve last 10 years of GATE PYQs for accuracy
➤ Solve ESE Mains (descriptive) papers to practice answer writing
➤ Frame your answers with intro-body-conclusion format and use diagrams/formulas
🧪 Mock Tests & Revisions
➤ Take topic-wise & full-length tests
➤ Track your weak areas & improve them
➤ Keep weekly revisions of all topics
➤ Make flashcards for quick recall
🎤 Interview Preparation
➤ Prepare technical Qs on core subjects
➤ Be ready to explain:
🔹 Projects
🔹 Internships
🔹 Academic papers
➤ Common HR questions:
🔹 “Why DRDO?”
🔹 “Why Scientist ‘B’?”
🔹 “Your strengths/weaknesses?”
🔹 “Your vision in 5 years?”
➤ Stay updated on:
🔹 DRDO labs & projects
🔹 Defense tech in India
🔹 Scientific news & innovations
❤️ Health & Motivation
➤ Take regular breaks, eat well, and stay hydrated
➤ Avoid burnout; don’t ignore mental health
➤ Stay consistent rather than intense
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