Indian Oil Corporation Limited (IOCL), Barauni Refinery has invited applications for 272 Apprentice posts — Trade Apprentice (Attendant Operator and Boiler) and Technician Apprentice (Mechanical and Instrumentation). Candidates with a B.Sc. degree or a Diploma in the relevant discipline can apply online from 6 November 2026, and the last date to apply is 6 December 2026.
Indian Oil Corporation Limited (IOCL) | IOCL Barauni Refinery Apprentice Recruitment 2026 – WWW.TECHJOBRESULT.COM
Short Information & Overview
| Organization | Indian Oil Corporation Limited (IOCL), Barauni Refinery, Bihar |
| Total Post | 272 Posts |
| Post Name | Trade Apprentice (Attendant Operator – Chemical Plant, Boiler) & Technician Apprentice (Mechanical, Instrumentation) |
| Advertisement Number | Advt. No. BR/HR/APPR/2026-27/II, dated 06 November 2026 |
| Education Qualification | B.Sc. (for Trade Apprentice posts) / 3-year Diploma in the relevant discipline (for Technician Apprentice posts), with minimum 50% marks (45% for SC/ST/PwBD) |
| Age Limit | 18 – 24 years as on 30 November 2026 (relaxation as per rules) |
| Salary / Stipend | Stipend as prescribed under the Apprentices Act / Rules and Corporation guidelines (no fixed amount is stated in the notification) |
| Start/End Date | Apply Online: 06 November 2026 to 06 December 2026 |
| Official Website | iocl.com |
| Application Mode | Online — registration on NAPS / NATS portal, followed by the mandatory Additional Data Form |
Application Fee & Important Dates
| Important Dates | Application Fee |
| Notification Date: 06 November 2026 Apply Online Starts: 06 November 2026 Last Date to Apply Online: 06 December 2026 Document Verification List (Tentative): 11 December 2026 Document Verification: 14 – 18 December 2026 | No application fee is mentioned in the official notification. |
Post Name & Education Qualification
| Post Name (Code) | Qualification | Duration |
| Trade Apprentice – Attendant Operator (Chemical Plant) (101) | B.Sc. (Maths, Physics, Chemistry or Industrial Chemistry) | 12 months |
| Trade Apprentice (Boiler) (103) | B.Sc. (Maths, Physics, Chemistry or Industrial Chemistry) | 24 months |
| Technician Apprentice – Mechanical (105) | 3-year Diploma in Mechanical Engineering | 12 months |
| Technician Apprentice – Instrumentation (107) | 3-year Diploma in Instrumentation / Instrumentation & Electronics / Instrumentation & Control / Applied Electronics and Instrumentation Engineering | 12 months |
Note: Minimum 50% marks in the qualifying examination (45% for SC / ST / PwBD candidates in reserved cases), from a regular full-time course, and the qualifying examination must have been passed on or before 30 November 2026. ITI alone is NOT an eligible qualification for these posts.
Total Post
| Post Name | Total Posts |
| Trade Apprentice – Attendant Operator (Chemical Plant) | 190 |
| Trade Apprentice (Boiler) | 38 |
| Technician Apprentice – Mechanical | 21 |
| Technician Apprentice – Instrumentation | 23 |
| Total | 272 |
Category Wise Total Post
| Post Name | UR | EWS | SC | ST | OBC (NCL) | Total |
| Trade Apprentice – Attendant Operator (Chemical Plant) | 88 | 19 | 30 | 2 | 51 | 190 |
| Trade Apprentice (Boiler) | 17 | 4 | 6 | 1 | 10 | 38 |
| Technician Apprentice – Mechanical | 10 | 2 | 3 | 0 | 6 | 21 |
| Technician Apprentice – Instrumentation | 11 | 2 | 4 | 0 | 6 | 23 |
| Total | 126 | 27 | 43 | 3 | 73 | 272 |
PwBD reservation: 10 posts (5 in Technician Apprentice – Mechanical and 5 in Technician Apprentice – Instrumentation) are reserved for PwBD candidates as horizontal reservation within the above totals.
Age Limit
Minimum 18 years and maximum 24 years as on 30 November 2026. Age relaxation: SC / ST +5 years, OBC (NCL) +3 years, PwBD +10 years (cumulative up to 13 years for PwBD-OBC and 15 years for PwBD-SC/ST), as per Government rules.
Salary / Stipend Details
Apprentices will be paid a monthly stipend as prescribed under the Apprentices Act / Apprentices Rules and the Corporation guidelines. The official notification does not state any fixed stipend amount.
Selection Process
- Merit List: Selection is based on the percentage of marks obtained in the qualifying examination (B.Sc. / Diploma). There is no written test.
- Preference: Preference will be given to candidates who have not undergone apprenticeship training earlier (first-time apprentices).
- Tie-break: In case of a tie in marks, the candidate senior in date of birth will be placed higher; if still tied, the higher Matriculation percentage will decide.
- Document Verification: Shortlisted candidates (tentative list on 11 December 2026) will be called for Document Verification during 14 – 18 December 2026, followed by a pre-engagement medical examination as per the notification.
How to Apply
- First, register and apply on the apprenticeship portal for Barauni Refinery: candidates with B.Sc. / Diploma should apply through NATS (Establishment ID: EBREC000003) and other eligible candidates through NAPS (Establishment ID: E11191000001), as applicable for their discipline.
- After portal registration, filling the Additional Data Form (Microsoft Form) is MANDATORY — the link is given in the Important Links section below. Applications without the form will not be considered.
- Fill in all details carefully and submit the application on or before 06 December 2026. Keep a copy of the registration and the form submission for future reference.
- Check the IOCL website regularly for the Document Verification list and further updates.
Candidates can also read more updates in the Diploma/Engineering Jobs category.
Important Links
| Apply Online (IOCL Apprenticeships Page) | Click Here |
| Additional Data Form (Mandatory) | Click Here |
| NAPS Portal (Registration) | Click Here |
| NATS Portal (Registration) | Click Here |
| Official Notification (PDF) | Click Here |
| Official Website | Click Here |
| Join WhatsApp Channel | Click Here |
| Join Telegram Channel | Click Here |
FAQs
Q1. How many posts are there in IOCL Barauni Refinery Apprentice Recruitment 2026?
There are 272 posts — Attendant Operator (Chemical Plant) 190, Boiler 38, Technician Apprentice (Mechanical) 21 and Technician Apprentice (Instrumentation) 23.
Q2. What is the last date to apply?
The last date to apply online is 06 December 2026. Applications opened on 06 November 2026.
Q3. What is the qualification? Can ITI candidates apply?
Trade Apprentice posts need a B.Sc. (Maths, Physics, Chemistry or Industrial Chemistry) and Technician Apprentice posts need a 3-year Diploma in the relevant discipline, with at least 50% marks. ITI alone is not an eligible qualification for these posts.
Q4. Is there any application fee or written exam?
The official notification does not mention any application fee, and there is no written test — selection is purely on merit of the qualifying examination marks, followed by Document Verification.
Q5. How do I apply?
Register on the NATS / NAPS apprenticeship portal for Barauni Refinery and then submit the mandatory Additional Data Form (link in the Important Links section) before 06 December 2026.