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IOCL Diploma Engineer Electrical Vacancy 2026: Apply Online, Selection Process

📅 Updated On 5 November 2026✨ Update By Jyoti Sharma🌐 Hindi & English

New Vacancy 2026

IOCL Diploma Engineer Electrical 2026 Notification, Online Form & Exam Date
 
IOCL Diploma Engineer Electrical Vacancy 2026 provides a golden opportunity for aspirants seeking stable government jobs. Interested candidates can apply online for the posts after verifying the official eligibility criteria, age limit, and educational qualifications. Ensure you track the application deadlines and stay updated with the latest IOCL Diploma Engineer Electrical 2026 recruitment news for a smooth registration process.
To crack the IOCL Diploma Engineer Electrical 2026 exam, understanding the detailed syllabus and exam pattern is mandatory. Aspirants should focus on strategic planning and rigorous time management for each selection phase. Boosting your speed through online mock tests and regular practice is the key to securing a high score in this competitive recruitment. For premium study material and practice sets, follow the expert curated resources on toppersexam.com.
 
 

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IOCL Diploma Engineer (Electrical) Syllabus 2026, Exam Pattern

IOCL Diploma Engineer (Electrical) Syllabus 2026, Exam Pattern, Exam Date 2026

Detail Information about Indian Oil Corporation Limited (IOCL) has published notification 2026 for the recruitment of Diploma Engineer (Electrical) vacancies. Those Candidates who are Interested to the following vacancy and completed all Eligibility Criteria can read the Notification & Apply Online. In this page we provide the Complete Syllabus of this Recruitment with Latest Update Exam Pattern and the Exam Date also.
 
IOCL Diploma Engineer (Electrical) Syllabus 2026 - Overview
 
Organization Name Indian Oil Corporation Limited (IOCL)
Post Name Diploma Engineer (Electrical) Grade E0
Total Post 21
Application Mode Online
Salary Rs. 30,000 - Rs. 1,20,000/-
Exam Date 2026 24th September 2026
Category Syllabus and Exam Pattern
Official Website www.iob.in

IOCL Diploma Engineer (Electrical) Syllabus 2026
 
Domain Knowledge :-
 
Electrical :
 
1. Introduction to Electric Generation Systems
2. Electrical Circuit Theory
3. Electrical Machines
4. Electronic Devices and Circuits
5. Power Electronics
6. Electrical and Electronic Measurements
7. Digital Electronics
8. Transducers and Signal Conditioners
9. Electric Power Transmission and Distribution
10. Microcontroller, Programmable Logic Controller and Microprocessor
11. Electrical estimation, Energy Auditing and Energy Conservation
12. Electrical Properties of Materials
13. Electrical Machine Controller
14.Control Systems – Analysis and modelling
15. Signals and Systems
16. Illumination practices
17. Building Electrification
18. Renewable Energy Power Plant
 
General Aptitude :-
 
Quantitative Aptitude :
1. Data interpretation: data graphs (bar graphs, pie charts, and other graphs representing data),
2. 2- and 3-dimensional plots, maps, and tables
3. Numerical computation and estimation: ratios, percentages, powers, exponents and logarithms, permutations and combinations, and series
4. Mensuration and geometry Elementary statistics and probability.
 
Logical Reasoning :
 
1. Logic: deduction and induction, Analogy, Numerical relations and reasoning.
2. Transformation of shapes: translation, rotation, scaling, mirroring, assembling, and grouping paper folding, cutting, and patterns in 2 and 3 dimensions.
 
Verbal Ability of English Language :
 
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 Diploma Engineer (Electrical) Exam Pattern 2026
 
Duration : 150 Minutes
 
Negative Marking : 0.25
 
S.No. Subject No.of Question Marks Duration
1. Domain Knowledge 50 50 90 Minutes
2. General Aptitude      
  Quantitative Aptitude 20 20 60 Minutes
  Logical Reasoning 15 15
  Verbal Ability of English Language 15 15
  Total 100 100 150 Minutes
 
Exam Date 2026 : 24th September 2026
 
Starting Date of Application Form : 14th August 2026
 
Last Date of Application Form : 03rd September 2026
Total Post : 14
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1
IOCL Diploma Engineer (Electrical) Exam - Hindi
100 questions150 minutes100 marks
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2
IOCL Diploma Engineer (Electrical) Exam - English
100 questions150 minutes100 marks
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FAQs

IOCL Diploma Engineer (electrical) 2026 Free Mock Test Frequently Asked Questions (FAQ's)

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