Last Date: 20 February 2026
Indian Oil Corporation Limited has announced 88 Apprentice vacancies at Bongaigaon Refinery, Assam. This is a solid opportunity for BSc and Diploma holders in Chemical, Mechanical, and Instrumentation streams to gain hands-on experience in a major public sector refinery.
Vacancy Overview
| Post Type | Discipline | No. of Posts |
|---|---|---|
| Trade Apprentice – Attendant Operator (Chemical Plant) | Chemical | 39 |
| Trade Apprentice (Boiler) | Mechanical | 16 |
| Technician Apprentice | Chemical | 12 |
| Technician Apprentice | Mechanical | 11 |
| Technician Apprentice | Instrumentation | 10 |
| Total | 88 |
Stipend
Monthly stipend will be paid as per the Apprentices Act and Rules along with corporation guidelines.
Eligibility Criteria
Age Limit (as on 31 January 2026)
| Category | Upper Age Relaxation |
|---|---|
| General / EWS | 18 to 24 years |
| SC / ST | 5 years |
| OBC (NCL) / MOBC | 3 years |
| PwBD | 10 years |
| PwBD + OBC (NCL) | 13 years |
| PwBD + SC/ST | 15 years |
Educational Qualification
| Post | Qualification |
|---|---|
| Trade Apprentice – Chemical | 3-year BSc with Physics, Chemistry, Maths / Industrial Chemistry |
| Trade Apprentice (Boiler) – Mechanical | 3-year BSc with Physics, Chemistry, Maths / Industrial Chemistry |
| Technician Apprentice – Chemical | Diploma in Chemical / Petrochemical / Chemical Technology / Refinery & Petrochemical Engg |
| Technician Apprentice – Mechanical | Diploma in Mechanical Engineering |
| Technician Apprentice – Instrumentation | Diploma in Instrumentation / Instrumentation & Electronics / Instrumentation & Control / Applied Electronics & Instrumentation |
How to Apply
The application process has two compulsory steps.
Step 1 – Register on Apprenticeship Portal
| Apprentice Type | Portal |
|---|---|
| Trade Apprentice (ITI / DEO) | Apprenticeship India (NAPS) |
| Technician Apprentice (Diploma) | NATS Portal |
After registration, search for IOCL apprenticeship opportunities, select the relevant trade, and complete your application.
Step 2 – Submit IOCL Microsoft Form
After applying through NATS/NAPS, candidates must also submit their details on the Microsoft Form available on the IOCL official website. Only one submission is allowed.
Important Dates
| Event | Date |
|---|---|
| Online Application Start | 7 February 2026 |
| Last Date to Apply | 20 February 2026 |
Important Web-Links of IOCL Apprentice Vacancy
| Resource | Link |
|---|---|
| Microsoft Form | Click Here |
| NATS / NAPS Portal | NATS | NAPS |
| Advertisement Details | Click Here |
| Official Website | Click Here |
Selection Process
Selection is generally based on:
- Merit as per academic marks
- Document verification
(No written exam is usually conducted for apprentice posts unless notified.)
FAQs
1. What is the last date to apply for IOCL Apprentice 2026?
20 February 2026.
2. Who can apply for the Chemical Trade Apprentice post?
Candidates with a 3-year BSc including Physics, Chemistry, and Maths or Industrial Chemistry.
3. Is there any application fee?
No application fee is mentioned for apprentice recruitment.
4. Is prior work experience required?
No. This is a training program under the Apprenticeship Act.
5. Can I apply through only NATS/NAPS?
No. You must apply on the portal and submit the IOCL Microsoft Form.
Conclusion
This IOCL apprenticeship at Bongaigaon Refinery is a valuable chance to start a career in the oil and gas sector with real refinery exposure. If you meet the age and qualification criteria, complete both application steps before the deadline.
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