Indian Oil Corporation Limited (IOCL) has released the Junior Engineer/Officer Recruitment 2025 notification under Advertisement No. IOCL/CO-HR/RECTT/2025/02, dated 12 September 2025. This recruitment drive offers a great opportunity for Diploma Engineers in Chemical, Mechanical, Electrical, and Instrumentation disciplines to work in one of India’s top Maharatna PSUs.
Selected candidates will be appointed as Junior Engineers (Grade E0) and will receive a salary in the range of ₹30,000 – ₹1,20,000, along with additional perks and allowances. The selection will be done through a Computer-Based Test (CBT), followed by Group Discussion (GD), Group Task (GT), and Personal Interview.
IOCL Junior Engineer Recruitment 2025 – Overview
| Particulars | Details |
|---|---|
| Organisation | Indian Oil Corporation Limited (IOCL) |
| Post Name | Junior Engineer/Officer (Grade E0) |
| Disciplines | Chemical, Mechanical, Electrical, Instrumentation |
| Advertisement No. | IOCL/CO-HR/RECTT/2025/02 |
| Pay Scale | ₹30,000 – ₹1,20,000 |
| Job Location | Across India |
| Application Mode | Online |
| Official Website | www.iocl.com |
Important Dates
| Event | Date |
|---|---|
| Start Date of Online Application | 12 September 2025 |
| Last Date to Apply | 28 September 2025 (by 5:00 PM) |
| Admit Card Release | 16 October 2025 |
| CBT Exam Date | 31 October 2025 |
Application Fee
| Category | Fee |
|---|---|
| General / OBC / EWS | ₹400/- |
| SC / ST / PwBD | Exempted |
| Payment Mode | Online (UPI, Net Banking, Credit/Debit Card) |
Vacancy & Qualification Details
Exact number of vacancies for each post will be announced soon.
| Post | Qualification | Min. Marks (Gen/OBC/EWS) | Min. Marks (SC/ST/PwBD) |
|---|---|---|---|
| Junior Engineer (Chemical) | Diploma in Chemical / Petrochemical / Refinery & Petrochemical Engg. | 65% | 55% |
| Junior Engineer (Mechanical) | Diploma in Mechanical Engg. | 65% | 55% |
| Junior Engineer (Electrical) | Diploma in Electrical / EEE / Power Systems | 65% | 55% |
| Junior Engineer (Instrumentation) | Diploma in Instrumentation / Control / Applied Electronics | 65% | 55% |
Note: Candidates with higher qualifications (like BE/B.Tech, MBA, CA, etc.) are not eligible to apply.
Age Limit (As on 01 July 2025)
| Category | Maximum Age |
|---|---|
| General / EWS | 26 years |
| OBC (NCL) | 29 years |
| SC / ST | 31 years |
| PwBD | Up to 10 years relaxation (as per rules) |
Selection Process
The selection process will include three stages:
- Computer-Based Test (CBT) – 85% weightage
- Group Discussion / Group Task – 5% weightage
- Personal Interview – 10% weightage
The final merit list will be prepared based on combined scores.
Exam Pattern
| Section | No. of Questions | Marks |
|---|---|---|
| Domain Knowledge | 50 | 50 |
| Quantitative Aptitude | 20 | 20 |
| Logical Reasoning | 15 | 15 |
| English Language | 15 | 15 |
| Total | 100 | 100 |
- Exam Duration: 150 minutes
- Negative Marking: 0.25 marks for each wrong answer
- Exam Mode: Online (CBT)
How to Apply for IOCL Junior Engineer Recruitment 2025
Follow the steps below to apply online:
- Visit IOCL’s official website – www.iocl.com
- Go to “Latest Job Openings” section
- Click on “Apply Online for Junior Engineer Recruitment 2025”
- Register using a valid email ID and mobile number
- Fill the application form carefully and upload required documents:
- Recent passport-size photo
- Signature
- Diploma Certificate
- Category Certificate (if applicable)
- Pay the application fee online
- Submit the form and download the confirmation page for future use
Important Links
| Action | Link |
|---|---|
| Apply Online | Click Here |
| Download Notification | Click Here |
| Syllabus PDF | Click Here |
| IOCL Official Website | www.iocl.com |
