IOCL Barauni Refinery Apprentice Recruitment 2026: 272 Seats

Indian Oil Corporation Limited has opened a fresh apprenticeship intake at Barauni Refinery, Begusarai, Bihar, with 272 tentative seats under Advertisement BR/HR/APPR/2026-27/II, dated 6 November 2026. The online application process began on 6 November 2026 and continues until 6 December 2026. The largest intake is for Trade Apprentice – Attendant Operator (Chemical Plant) with 190 seats, followed by 38 Trade Apprentice (Boiler), 21 Technician Apprentice (Mechanical) and 23 Technician Apprentice (Instrumentation) seats.

This recruitment is meant for candidates with the specific B.Sc. or diploma qualification prescribed for the trade they choose. At a basic level, the Chemical and Boiler trades require a three-year B.Sc. with the notified science subjects, while the Mechanical and Instrumentation Technician Apprentice posts require the relevant three-year engineering diploma. Candidates must be 18 to 24 years old as on 30 November 2026, before applicable category relaxation. Selection is merit-based: IOCL has clearly stated that there will be no written test. Candidates are ranked by marks in the prescribed qualification, followed by document verification and pre-engagement medical fitness. Apprenticeship training does not create a right to regular IOCL employment after completion.

Recruitment Overview

Vacancy Details

Eligibility / Educational Qualification

Basic qualification is trade-specific:

• Codes 101 and 103: three-year B.Sc. with Mathematics, Physics, Chemistry or Industrial Chemistry as notified.
• Code 105: three-year Diploma in Mechanical Engineering.
• Code 107: three-year diploma in Instrumentation or an accepted allied instrumentation branch.

The qualification must be a regular full-time course with the minimum marks prescribed in the official notification.

Age Limit

Candidates must be 18 to 24 years old as on 30 November 2026 for the General/EWS category.

Applicable relaxation includes:

• SC/ST: up to 5 years
• OBC-NCL: up to 3 years
• PwBD: up to 10 years, with additional category relaxation where applicable

Use the Age Calculator with 30 November 2026 as the cut-off date.

Stipend

The notification does not publish one fixed monthly stipend amount. Stipend will be paid according to the Apprentices Act, Apprentices Rules and IOCL guidelines.

Selection Process

There is no written test.

Selection is based on the percentage of marks in the prescribed qualifying examination, arranged in descending order, subject to the notified eligibility conditions. Preference is given to candidates applying for apprenticeship training for the first time.

Shortlisted candidates are called for:

1. Document verification
2. Pre-engagement medical examination
3. Final engagement, subject to fitness and document acceptance

Important Dates

How to Apply for IOCL Barauni Refinery Apprentice Recruitment 2026

1. Open the IndianOil Apprenticeships page and select Engagement of Apprentices at Barauni Refinery – 2026-27 (II).
2. Read the official detailed advertisement and choose only one trade for which your qualification is valid.
3. Register on the required NAPS or NATS portal, depending on your trade.
4. Check your age using the Age Calculator.
5. Use the Eligibility Pre-check only as a preparation aid after entering the exact qualification conditions.
6. If your university uses CGPA/OGPA, use the Percentage Calculator only for arithmetic and follow your institution's official conversion rule.
7. Complete the Barauni Refinery additional-information form after your NAPS/NATS registration details are ready.
8. Prepare the required certificates using the Documents Required for Government Jobs guide.
9. Submit all required online steps no later than 6 December 2026 and save proof of submission.

Documents Required

Keep the following ready, where applicable:

• Class 10 certificate for date of birth;
• B.Sc. or diploma marksheets and qualification certificate;
• CGPA/OGPA conversion certificate, where required;
• NAPS/NATS registration proof;
• SC/ST/OBC-NCL/EWS/PwBD certificate, where applicable;
• prescribed apprenticeship affidavit;
• photo ID;
• any other document requested by IOCL at document verification.

Important Candidate Notes

• Apply for only one trade/discipline.
• Higher professional qualification holders may be ineligible under the detailed apprenticeship rules; check the official notice carefully.
• Candidates with one year or more of post-qualification experience may be ineligible for apprenticeship.
• The notified seats are tentative and can increase or decrease.
• No regular job is guaranteed after apprenticeship completion.

Important Links

FAQ

How many apprentice seats are available at IOCL Barauni Refinery?

There are 272 tentative seats across four Trade and Technician Apprentice categories.

What is the last date to apply?

The online application process closes on 6 December 2026.

Is there a written examination?

No. IOCL states that there will be no written test for this apprentice recruitment.

How will candidates be selected?

Selection is based on marks in the prescribed qualification, followed by document verification and medical fitness.

What is the age limit?

The basic age limit is 18 to 24 years as on 30 November 2026, with applicable category relaxation.

Which trade has the most seats?

Trade Apprentice – Attendant Operator (Chemical Plant) has the largest intake with 190 seats.

Is there a fixed stipend amount?

The notification does not state one fixed amount; stipend is governed by the Apprentices Act, Rules and IOCL guidelines.

Does the apprenticeship guarantee a permanent IOCL job?

No. Completing the apprenticeship does not create a right to regular employment with IOCL.