The Railway Recruitment Board (RRB) conducts the RRB Junior Engineer (JE) Exam to recruit candidates for various technical positions such as Junior Engineer (JE), Depot Material Superintendent (DMS), and Chemical & Metallurgical Assistant (CMA) in the Indian Railways. The RRB JE 2025 notification is expected soon, and candidates aspiring for this exam must start their preparation early.
Understanding the RRB JE Syllabus 2025 is crucial as it gives a clear roadmap for both CBT 1 and CBT 2, helping aspirants prioritize important topics and streamline their study plan. Let’s break down the complete RRB JE Syllabus 2025, including technical subjects and exam pattern details.

Table of Contents
🧾 Overview of RRB JE Exam 2025
| Particulars | Details |
|---|---|
| Exam Name | RRB Junior Engineer (JE) Exam 2025 |
| Conducting Body | Railway Recruitment Board (RRB) |
| Posts | Junior Engineer (JE), Depot Material Superintendent (DMS), CMA |
| Selection Process | CBT 1, CBT 2, Document Verification, Medical Examination |
| Mode of Exam | Online (Computer Based Test) |
| Exam Levels | CBT 1 and CBT 2 |
| Official Website | www.indianrailways.gov.in |
📘 RRB JE Exam Pattern 2025
The selection process involves two computer-based tests (CBT 1 and CBT 2).
CBT 1 Exam Pattern
| Subject | No. of Questions | Marks | Duration |
|---|---|---|---|
| Mathematics | 30 | 30 | 90 minutes |
| General Intelligence and Reasoning | 25 | 25 | |
| General Awareness | 15 | 15 | |
| General Science | 30 | 30 | |
| Total | 100 | 100 | 1 hour 30 minutes |
Each question carries 1 mark.
There is negative marking of 0.33 marks for each wrong answer.
CBT 1 is qualifying in nature.
CBT 2 Exam Pattern
| Subject | No. of Questions | Marks |
|---|---|---|
| General Awareness | 15 | 15 |
| Physics & Chemistry | 15 | 15 |
| Basics of Computer & Applications | 10 | 10 |
| Basics of Environment & Pollution Control | 10 | 10 |
| Technical Abilities | 100 | 100 |
| Total | 150 | 150 |
CBT 2 carries a total of 150 marks.
Duration: 120 minutes (2 hours).
Technical Abilities is the most important section, carrying the highest weightage.
📘 RRB JE Syllabus 2025 – CBT 1
The CBT 1 exam tests candidates’ general aptitude and scientific understanding.
1. Mathematics
Number System
BODMAS
Decimals, Fractions, LCM, HCF
Ratio and Proportion
Percentages
Mensuration
Time and Work
Time, Speed, and Distance
Simple and Compound Interest
Profit and Loss
Algebra
Geometry and Trigonometry
Elementary Statistics
Age Problems
Pipes and Cisterns
Tip: Focus on arithmetic and basic algebraic concepts; practice with previous RRB JE papers.
2. General Intelligence & Reasoning
Analogies
Alphabetical & Number Series
Coding-Decoding
Mathematical Operations
Syllogism
Venn Diagrams
Data Interpretation and Sufficiency
Relationships
Directions
Statement–Assumption
Decision Making
Puzzle Test
Tip: Reasoning is time-consuming; practice daily mock questions to improve speed.
3. General Awareness
Current Affairs (National & International)
Indian Geography
Indian History & Freedom Struggle
Indian Polity & Constitution
Sports and Awards
Economy and Budget
Science and Technology Developments
Railways Organization Facts
Tip: Cover last 6–8 months of current affairs before the exam.
4. General Science
Covers Physics, Chemistry, and Life Science (up to Class 10 level).
Physical Quantities, Force, Work, Power, and Energy
Chemical Reactions, Acids, Bases, and Salts
Metals and Non-Metals
Cell Biology, Reproduction, and Ecosystem
Tip: Use NCERT books (Class 8–10) for a strong foundation.
📗 RRB JE Syllabus 2025 – CBT 2
The CBT 2 exam is more technical and focuses on specialized knowledge relevant to engineering disciplines.
1. General Awareness
Same as CBT 1, but with deeper emphasis on:
Railways Policies and Infrastructure
Government Schemes
Science & Tech Innovations
International Reports and Summits
2. Physics and Chemistry
Covers concepts at the 10th–12th standard level.
Laws of Motion, Work, Energy, and Power
Electricity, Magnetism, and Sound
Modern Physics: Semiconductors, Optics
Atomic Structure and Chemical Bonding
Periodic Table, Acids, Bases, and Salts
Thermodynamics and Chemical Reactions
3. Basics of Computer Applications
Input and Output Devices
Operating Systems (Windows, Linux)
Internet and Email Basics
Computer Networks
MS Office (Word, Excel, PowerPoint)
Computer Viruses and Security Tools
Tip: Revise fundamental computer concepts and shortcuts.
4. Basics of Environment & Pollution Control
Eco-System, Biodiversity, and Environment
Air, Water, and Noise Pollution
Waste Management
Environmental Protection Acts
Climate Change and Renewable Energy
5. Technical Abilities (Branch-wise)
This is the most crucial section for engineers. It tests technical knowledge in the candidate’s chosen discipline.
A. Civil Engineering
Building Materials and Construction
Surveying and Estimation
Strength of Materials
Structural Engineering
Water Resources Engineering
Environmental Engineering
Transportation Engineering
B. Mechanical Engineering
Thermodynamics and Heat Transfer
Theory of Machines
Engineering Mechanics
Manufacturing Processes
Machine Design
Fluid Mechanics
Industrial Management
C. Electrical Engineering
Basics of Electrical Circuits
Power Systems and Machines
Measurements and Instrumentation
Electrical Power Generation, Transmission, and Distribution
Control Systems
Network Theorems
D. Electronics and Communication
Analog and Digital Electronics
Microprocessors and Microcontrollers
Communication Systems
Electronic Devices and Circuits
Network Analysis
E. Computer Science
Data Structures and Algorithms
Computer Networks
Database Management Systems (DBMS)
Operating Systems
Programming Languages (C, C++)
Software Engineering
📥 Download RRB JE Syllabus 2025 PDF
Candidates can download the detailed syllabus for CBT 1 and CBT 2 from the official RRB regional websites or visit:
👉 www.indianrailways.gov.in
The PDF includes subject-wise topics, weightage, and previous-year paper patterns.
✅ Preparation Tips for RRB JE 2025
Understand the Syllabus Thoroughly – Don’t skip technical sections.
Focus on Weak Areas – Strengthen concepts with NCERTs and engineering textbooks.
Daily Mock Tests – Enhance time management and accuracy.
Revise Formulas and Concepts – Especially from physics, mechanics, and electrical topics.
Stay Updated – Cover the latest developments in science and current affairs.
🏁 Conclusion
The RRB JE Syllabus 2025 is comprehensive, combining aptitude, reasoning, general awareness, and technical expertise. Candidates must plan their preparation strategically, focusing more on CBT 2 Technical Abilities, as it carries the most marks. Regular revision, mock tests, and conceptual clarity will ensure success in the upcoming RRB JE 2025 examination.

