IOCL Junior Engineer Assistant Syllabus 2025 & Exam Pattern

IOCL Junior Engineer Assistant (JEA), Engineering Assistant Syllabus Exam Pattern 2025 PDF – The newly released Indian Oil Corporation Limited Junior Engineer Assistant (JEA) Exam Syllabus 2025 is available here. Candidates who had applied for IOCL Junior Engineer Assistant (JEA) Recruitment 2025 can check the latest Syllabus from this article which is officially released by IOCL. Here is good news for the aspirants who are searching for Junior Engineer Assistant (JEA) Exam Syllabus 2025. In the below section, contenders will get a subject-wise Syllabus along with an Exam Pattern. So with the reference given Junior Engineer Assistant (JEA) Syllabus, all the applicants must start their preparation because there is enormous competition for IOCL Jobs.

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IOCL Junior Engineering Assistant Syllabus 2025

IOCL Junior Engineer Assistant (JEA) Syllabus  PDF

IOCL Junior Engineer Assistant (JEA) Syllabus 2025 and Exam Pattern for Aptitude Test had given here. Applied Candidates of Indian Oil Corporation Limited Recruitment can have a look at this article to get and download the Latest Required IOCL Junior Engineer Assistant (JEA) Exam Syllabus along with Exam Pattern.

IOCL Junior Engineer Assistant (JEA) Exam Pattern

Those who have already applied for IOCL Junior Engineer Assistant (JEA) Posts now can start preparing for the Exam. Because there is high competition among the candidates for Government Jobs. Every year lakhs of candidates are coming out by completing their education in various fields and striving hard to secure a job in any of the sectors. For those candidates this a good chance.

• Candidates who have scored 40% of marks in the written exam are only promoted for further rounds.
• Score relaxation is up to 5% for reserved candidates.
• The written test will be conducted in Dhaligaon / Bongaigaon, BTAD Assam only.

Download IOCL Jr Engineer Assistant Syllabus 2025 pdf

Candidates who are appearing for the IOCL JE Asst Exam can check the test syllabus in this section. We have provided the required JE syllabus for your reference only. Aspirants must refer the official advertisement for more details about the IOCL JE Exam Syllabus.

IOCL JEA Syllabus – English Language

• Synonyms & Antonyms.
• Idioms and phrases.
• One-word substitutions.
• Fill in the blanks.
• Comprehension passage.
• Shuffling of sentence parts etc.
• Vocabulary.

IOCL Junior Engineering Assistant Syllabus – General Studies

• Science and technology.
• Indian history and culture.
• Indian polity.
• India-economy and geography of India.
• Current events.
• General mental ability.

IOCL JEA Syllabus – Electrical

• Electronics Devices.
• Analog and Digital Electronics.
• Electromagnetic Theory.
• Control Systems.
• Network Analysis.
• Power Systems.
• Power System Protection.
• Electrical Instrumentation.
• Power Electronics & Drives.
• Electrical Machines.
• Utilization of Electrical Energy.
• Power System Analysis & Control.
• Switch Gear and Protection etc.

IOCL Junior Engineer Assistant Syllabus – Mechanical

• Theory of Machines.
• Automobile Engineering.
• Structural Engineering.
• Fluid Mechanics.
• Thermodynamics.
• Industrial Engineering & Management etc.
• Hydraulics.
• Manufacturing Technology.
• Heat Engines.
• The Strength of Materials.

IOCL JE Assistant Syllabus  – Chemical

• Process Calculations and Thermodynamics.
• Fluid Mechanics and Mechanical Operations.
• Heat Transfer.
• Mass Transfer.
• Chemical Reaction Engineering.
• Instrumentation and Process Control.
• Plant Design and Economics.
• Chemical Technology.

IOCL Junior Engineer Asst Syllabus – Instrumentation

• Basics of Circuits and Measurement Systems.
• Transducers
• Signals.
• Analog Electronics.
• Digital Electronics.
• Optical Instrumentation.
• Electrical and Electronics Measurements.
• Biomedical Instrumentation.
• Control Systems and Process Control.
• Systems and Communications.
• Analytical Instrumentation
• Industrial Instrumentation.
• Mechanical Measurement.

IOCL Syllabus – Mathematics

• Time & Work.
• Time & Distance.
• Percentage.
• Ratio & Proportion.
• Average.
• Partnership.
• Simple Interest.
• Profit & Loss.
• Discount.
• Number Systems.
• Decimals and Fractions.
• Computation of Whole Numbers.
• Fundamental Arithmetical Operations.
• the Relationship between Numbers.
• Mensuration.
• Use of Tables and Graphs.

Download IOCL Junior Engineer Assistant Previous Question Papers PDF

IOCL JEA Syllabus – Frequently Asked Questions(FAQ)