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The IOCL Electrical, Chemical & Instrumentation Engineer Syllabus 2025 has been officially released. In this blog, we have provided a detailed subject-wise syllabus for all disciplines, including Engineering Mathematics, Electrical Machines, Power Systems, Control Systems, Chemical Reaction Engineering, Instrumentation, and more. Download the PDF Now!
IOCL Electrical Notification 2025 Highlights
| Feature | Details |
|---|---|
| Organization | Indian Oil Corporation Limited (IOCL) |
| Post | Engineers/Officers (Grade-A) – Electrical |
| Recruitment Mode | Computer Based Test (CBT) followed by GD, GT & PI |
| Eligibility | BE/B.Tech in Electrical or related specializations |
| Age Limit | General/EWS: ≤26 years; Relaxation as per Govt. norms |
| Application Start Date | 05.09.2025 |
| Application End Date | 21.09.2025 (till 17:00 hrs) |
| CBT Date | 31.10.2025 |
| Admit Card | 17.10.2025 |
| Application Fee | ₹500 + GST for General/OBC; SC/ST/PwBD – exempted |
| Salary | ₹50,000 – ₹1,60,000 per month + allowances |
| Selection Process | CBT → GD/GT → Personal Interview |
| Reservation | As per Govt. guidelines (OBC-NCL, SC, ST, EWS, PwBD) |
| Official Website | www.iocl.com |
IOCL Electrical Engineering Syllabus 2025 PDF
1: Between the period of 1858-1947, how many Viceroys ruled over India?
For your convenience, the official IOCL Syllabus PDF 2025 is attached below. Candidates can download the PDF to get a complete, detailed overview of the syllabus for Electrical, Chemical, and Instrumentation Engineering disciplines and use it for effective exam preparation.
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Join NowIOCL Electrical Engineering Exam Pattern 2025
Exam Duration: 150 minutes
| Section | Marks | Number of Questions |
|---|---|---|
| Domain-Specific Subject | 50 | – |
| Verbal Ability | 15 | – |
| Logical Reasoning | 15 | – |
| Quantitative Aptitude | 15 | – |
| Total | 100 | 100 |
IOCL Electrical Engineering 2025 Detailed Syllabus
For complete preparation, candidates can download the IOCL Electrical Engineering 2025 detailed syllabus here. It contains a comprehensive, subject-wise breakdown of all topics for CBT, GD, GT, and PI, helping aspirants prepare effectively. Explore now!
IOCL Chemical Engineering Syllabus 2025
| S. No. | Subject |
|---|---|
| 1 | Engineering Mathematics |
| 2 | Process Calculation & Thermodynamics |
| 3 | Fluid Mechanics & Mechanical Operations |
| 4 | Chemical Reaction Engineering |
| 5 | Instrumentation & Process Control |
| 6 | Plant Design and Economics |
| 7 | Heat Transfer |
| 8 | Mass Transfer |
| 9 | Chemical Technology |
IOCL Electrical Engineering Syllabus 2025
| S. No. | Subject |
|---|---|
| 1 | Engineering Mathematics |
| 2 | Electrical Machines |
| 3 | Power Systems |
| 4 | Control Systems |
| 5 | Electric Circuits |
| 6 | Electromagnetic Fields |
| 7 | Signals and Systems |
| 8 | Electrical and Electronic Measurements |
| 9 | Analog and Digital Electronics |
| 10 | Power Electronics |
IOCL Instrumentation Engineering Syllabus 2025
| S. No. | Subject |
|---|---|
| 1 | Engineering Mathematics |
| 2 | Control Systems |
| 3 | Analog Electronics |
| 4 | Digital Electronics |
| 5 | Electricity and Magnetism |
| 6 | Electrical Circuits and Machines |
| 7 | Signals and Systems |
| 8 | Measurements |
| 9 | Sensors and Industrial Instrumentation |
| 10 | Communication and Optical Instrumentation |
IOCL Verbal Ability of English Language Syllabus 2025
| S. No. | Topic |
|---|---|
| 1 | Basic English Grammar – tenses, prepositions, articles, adjectives, conjunctions, verb-noun agreement, and other parts of speech |
| 2 | Basic Vocabulary – words, idioms, and phrases in context |
| 3 | Reading and Comprehension |
| 4 | Narrative Sequencing |
IOCL Quantitative Aptitude Syllabus 2025
| S. No. | Topic |
|---|---|
| 1 | Data Interpretation – data graphs (bar graphs, pie charts, and other graphical representations) |
| 2 | 2D & 3D Plots, Maps, and Tables |
| 3 | Numerical Computation & Estimation – ratios, percentages, powers, exponents, logarithms, permutations & combinations, and series |
| 4 | Mensuration & Geometry |
| 5 | Elementary Statistics & Probability |
IOCL Logical Reasoning Syllabus 2025
| S. No. | Topic |
|---|---|
| 1 | Logic: Deduction and Induction, Analogy, Numerical Relations and Reasoning |
| 2 | Transformation of Shapes: Translation, Rotation, Scaling, Mirroring, Assembling, and Grouping |
| 3 | Paper Folding, Cutting, and Patterns in 2D & 3D |
How to Download IOCL Electrical Engineer Syllabus 2025
-
Visit the Official Website
Go to IndianOil Careers. -
Find the Relevant Notification
Look for Electrical Engineer Recruitment 2025 under the “Latest Job Opening” section. -
Open the Notification
Click on the PDF link of the official notification. This PDF usually contains complete details including eligibility, syllabus, and exam pattern. -
Locate the Syllabus Section
Scroll down in the notification PDF to find the Syllabus section for your discipline (Electrical, Instrumentation, Chemical, etc.). -
Download the PDF
Click on the download icon or use your browser’s “Save As” option to save the PDF on your device.
