Indian Oil Corporation Limited (IOCL) has released notification for 394 Non-Executive posts including Junior Engineering Assistant-IV (Operation/Mechanical/Electrical/Instrumentation), Junior Quality Control Analyst-IV, and Fire & Safety across various refineries. Online applications are open from 20 December 2025 to 9 January 2026.
Indian Oil Corporation Limited (IOCL)IOCL Non-Executive Recruitment 2025 Exam Pattern & SyllabusAdvt No. Guwahati-GR/P/Rectt/25 | Short Details of NotificationWWW.GOVFORMHUB.COM |
Selection Process
- Computer-Based Test (CBT)
- Skill/Proficiency/Physical Test (Qualifying)
- Document Verification
- Medical Examination
IOCL Non-Executive Exam Pattern 2025
| Section | No. of Questions | Marks | Duration |
|---|---|---|---|
| Subject Knowledge | 75 | 75 | 120 minutes |
| Numerical Ability | 15 | 15 | |
| General Awareness | 10 | 10 | |
| Total | 100 | 100 | 2 Hours |
- Question Type: Objective MCQs
- Negative Marking: 0.25 marks per wrong answer
- Medium: English & Hindi
- Qualifying Marks: 40% overall (relaxation for reserved categories)
Detailed Syllabus
Subject Knowledge (75 Marks – Post Specific)
Mechanical:
- Engineering Mechanics, Strength of Materials
- Theory of Machines, Fluid Mechanics
- Heat Transfer, IC Engines, Machine Design
- Manufacturing Science, Production Engineering
Electrical:
- Electrical Circuits, Machines, Power Systems
- Control Systems, Measurements, Electronics
- Power Electronics, Switchgear & Protection
Instrumentation:
- Measurements, Sensors, Transducers
- Control Systems, Signal Processing
- Industrial Instrumentation, PLCs
Chemical:
- Process Calculations, Thermodynamics
- Fluid Mechanics, Heat Transfer
- Mass Transfer, Reaction Engineering
- Chemical Technology
Junior Operator/Engineering Assistant:
- Basic Engineering, Safety Procedures
- Workshop Calculations, Trade Theory
Numerical Ability (15 Marks)
- Simplification, Number Series
- Percentage, Profit & Loss, Average
- Ratio & Proportion, Time & Work
- Time & Distance, Mensuration
- Data Interpretation, Simple Interest
General Awareness (10 Marks)
- Current Affairs (National/International)
- Indian History, Geography, Polity
- Economy, Science & Technology
- Sports, Awards, Important Days
- Company Profile (IOCL/PSUs)
7-Day Preparation Plan
- Day 1: Revise core Subject Knowledge topics of your discipline
- Day 2: Practice Numerical Ability – Simplification, Percentage, DI
- Day 3: Solve Reasoning/Previous Year Questions (if applicable)
- Day 4: Update General Awareness & Current Affairs
- Day 5: Attempt Sectional Mock Tests
- Day 6: Full-Length Mock Test (120 mins) + Analysis
- Day 7: Revise weak areas & formulas
Important Links:
| Apply Online | Click Here |
| Join GovFormhub Channel | Telegram | WhatsApp |
| Official Notification PDF | Click Here |
| Official Website | CLICK HERE |
FAQs : IOCL Non-Executive Recruitment 2025
- What is the exam duration?
120 minutes for 100 questions. - Is there negative marking?
Yes, 0.25 marks deducted per wrong answer. - Which posts are covered?
Junior Engineering Assistant, Junior Operator, Technical Attendant, etc. - Is Skill Test mandatory?
Yes, qualifying in nature post CBT.
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