IOCL Engineer/Officer Recruitment 2025- The Indian Oil Corporation Limited (IOCL) has officially released its most awaited recruitment notification for Engineers/Officers (Grade-A) positions through Computer Based Test (CBT) 2025. This comprehensive recruitment drive offers promising career opportunities for engineering graduates in Chemical, Electrical, and Instrumentation disciplines across India’s flagship energy enterprise.

Key Highlights: IOCL Engineer Recruitment 2025

Organization: Indian Oil Corporation Limited (IOCL)
Post: Engineers/Officers (Grade-A)
Advertisement No: IOCL/CO-HR/RECTT/2025/01
Application Period: September 5 – September 21, 2025 (5:00 PM)
Exam Date: October 31, 2025
Official Website:
Salary: ₹50,000 – ₹1,60,000 per month (Approx. ₹17.7 LPA gross)

Available Engineering Disciplines

Chemical Engineering

Eligible branches include:

• Chemical Engineering
• Chemical Technology (Refinery & Petrochemical specialization)
• Chemical and Biochemical Engineering
• Petrochemical Engineering
• Petrochemical Technology
• Petrochem and Petroleum Refinery Engineering

Electrical Engineering

Qualified disciplines:

• Electrical Engineering
• Electrical and Electronics Engineering
• Electrical and Electronics (Power System)
• Electrical and Instrumentation
• Electrical and Computer Engineering
• Electrical Engineering (Electronics and Power)
• Electrical Instrumentation and Control

Instrumentation Engineering

Accepted specializations:

• Instrumentation Engineering
• Instrumentation and Control
• Instrumentation and Electronics
• Electronics and Instrumentation
• Applied Electronics and Instrumentation
• Power Electronics and Instrumentation

Eligibility Requirements

Educational Qualification

• B.Tech/BE/Equivalent degree from AICTE/UGC recognized institutions
• Minimum Marks Required:
  • General/EWS/OBC-NCL: 65% marks
  • SC/ST/PwBD: 55% marks
• Must be obtained through full-time regular course only
• Candidates must produce final degree/marksheet by October 31, 2025

Age Limit (as on July 1, 2025)

IOCL CBT Exam Pattern 2025

The Computer Based Test consists of 100 objective multiple-choice questions with 150 minutes duration:

Marking Scheme:

• Each correct answer: +1 mark
• Each incorrect answer: -0.25 marks (negative marking)
• PwBD candidates get 20 minutes compensatory time per hour

Qualifying Criteria

Selection Process & Merit Calculation

The complete selection process includes three stages with weighted scoring:

Final Merit Composite Score Requirements:

• General/EWS/OBC-NCL: 45%
• SC/ST: 40%
• PwBD: 30%

IOCL Engineer Salary Structure 2025

Selected candidates will receive an attractive compensation package:

Basic Pay: ₹50,000 per month
Pay Scale: ₹50,000 – ₹1,60,000
Gross Annual Package: Approximately ₹17.7 lakhs (including PRP)

Additional Benefits & Allowances

• Dearness Allowance (DA)
• House Rent Allowance (HRA) or Subsidized Housing
• Medical facilities for self and family
• Contributory Provident Fund
• Group Personal Accident Insurance
• Leave Travel Concession (LTC)/Leave Fare Assistance (LFA)
• Performance Related Pay (PRP)
• Gratuity and Superannuation benefits

Application Process: Step-by-Step Guide

How to Apply Online

Step 1: Visit official website
Step 2: Navigate to “Latest Job Opening” under “IndianOil for Careers”
Step 3: Click on IOCL Engineer Recruitment 2025 application link
Step 4: Complete online registration with valid email and mobile number
Step 5: Fill application form with accurate personal and academic details
Step 6: Upload required documents (photo, signature, left thumb impression)
Step 7: Pay application fee online
Step 8: Submit application and take printout for future reference

Application Fee

• General/EWS/OBC-NCL: ₹500 + GST
• SC/ST/PwBD: Exempted from fee payment

Document Requirements

Photo Specifications:

• Size: 4.5cm × 3.5cm
• Recent passport-style color photograph (taken in April 2025 or later)
• File size: 20-50 KB
• Format: JPG/JPEG

Signature & Thumb Impression:

• Black ink signature on white paper
• Left thumb impression with black/blue ink
• Signature file size: 10-20 KB
• Thumb impression: 20-50 KB

CBT Exam Centers

The exam will be conducted across 44 cities nationwide, including:

Major Centers: Delhi NCR, Mumbai MMR, Chennai, Kolkata, Bengaluru, Hyderabad, Pune, Ahmedabad, Jaipur, Lucknow, Bhopal, Chandigarh, Guwahati, and others.

Candidates must select 3 preferences during application. No changes in test center preference will be allowed later.

Expert Preparation Tips for IOCL CBT 2025

Technical Preparation Strategy

1. Master Core Subjects: Focus intensively on your engineering domain (Chemical/Electrical/Instrumentation)
2. Practice Previous Years: Solve IOCL and similar PSU question papers
3. Strengthen Fundamentals: Revise basic engineering concepts thoroughly
4. Industry Knowledge: Stay updated with latest developments in oil & gas sector

CBT-Specific Preparation Tips

1. Familiarize with Interface: Practice computer-based mock tests regularly
2. Time Management: Allocate 1.5 minutes per question on average
3. Question Selection: Attempt easier questions first, mark difficult ones for review
4. Negative Marking Strategy: Avoid random guessing; attempt only confident answers
5. Technical Setup: Ensure stable internet and computer system before exam

General Aptitude Preparation

• Quantitative Aptitude: Focus on speed calculation, data interpretation, and arithmetic
• Logical Reasoning: Practice puzzles, seating arrangements, and analytical reasoning
• English Language: Improve vocabulary, comprehension, and grammar skills

Group Discussion & Interview Preparation

Group Discussion Tips

1. Stay Informed: Read current affairs, especially energy sector developments
2. Communication Skills: Practice articulating thoughts clearly and confidently
3. Team Collaboration: Listen actively and build on others’ ideas
4. Leadership Qualities: Take initiative while respecting diverse viewpoints

Personal Interview Preparation

• Company Knowledge: Research IOCL’s history, projects, and future plans
• Technical Expertise: Be prepared for in-depth technical questions
• Career Goals: Align your aspirations with IOCL’s organizational objectives
• Current Affairs: Stay updated on oil prices, energy policies, and industry trends

Important Dates to Remember

Service Bond Requirements

Selected candidates must execute a service bond to work for IOCL for minimum 3 years:

Travel Reimbursement Policy

• CBT Exam: SC/ST/PwBD candidates receive 3rd AC rail fare reimbursement
• Interview: All shortlisted candidates get 2nd AC rail fare reimbursement
• Minimum Distance: Reimbursement applicable for distances over 30 km

Physical Fitness Requirements

All selected candidates must meet Pre-Employment Medical Examination (PEME) guidelines. Candidates should review the physical fitness criteria available on the official website before applying.

Career Growth Opportunities at IOCL

IOCL offers excellent career progression opportunities across various divisions:

Refineries Division: Process engineering, production, maintenance, inspection
Marketing Division: Operations, sales, LPG, aviation services
Pipelines Division: Construction, operations, maintenance
Business Development: Petrochemicals, renewable energy, exploration

Why Choose IOCL Career?

1. Maharatna Status: Work with India’s premier energy company
2. Job Security: Stable government sector employment
3. Growth Potential: Clear career advancement pathways
4. Social Impact: Contribute to nation’s energy security
5. Learning Environment: Exposure to cutting-edge technology and global practices

Frequently Asked Questions (FAQs)

Q1: Can candidates from other engineering branches apply?

A: No, only candidates from Chemical, Electrical, and Instrumentation engineering branches are eligible as specified in the notification.

Q2: Is work experience required for this recruitment?

A: No, fresh graduates meeting the educational and age criteria can apply directly.

Q3: Can I change my exam center after submitting the application?

A: No, exam center preferences cannot be changed once submitted. Choose carefully during application.

Q4: What is the validity of this recruitment?

A: The merit list validity and joining procedures will be communicated to selected candidates as per IOCL policies.

Q5: Are there any negative marks in the CBT?

A: Yes, 0.25 marks will be deducted for each incorrect answer.

Final Tips for Success

1. Start Early: Begin preparation immediately given the competitive nature
2. Consistent Practice: Dedicate daily hours to study and mock tests
3. Stay Updated: Follow IOCL website for any updates or clarifications
4. Document Verification: Keep all original certificates ready for later stages
5. Confidence Building: Maintain positive attitude and systematic preparation approach

The IOCL Engineer/Officer recruitment 2025 represents a golden opportunity to join India’s energy sector leader. With proper preparation, strategic planning, and dedicated effort, candidates can successfully secure their dream job in this prestigious Maharatna company.

Apply online before September 21, 2025, and take the first step toward a rewarding career with Indian Oil Corporation Limited.

Stay connected with the official IOCL website (www.iocl.com) for the latest updates, admit card downloads, and result announcements. Good luck with your preparation!

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