IOCL Barauni Refinery Apprentice Recruitment 2026 Apply Online: 272 Vacancies, Eligibility, Last Date

Indian Oil Corporation Limited (IOCL) has invited online applications for IOCL Barauni Refinery Apprentice Recruitment 2026. Through this recruitment drive, the organisation aims to engage 272 apprentices across four trades and technical disciplines at its Barauni Refinery in Bihar. Eligible candidates with the required B.Sc. degree or Engineering Diploma qualification can apply for the available apprenticeship positions.

The IOCL Barauni Refinery Apprentice application process commenced on November 6, 2026, and candidates can submit their applications until December 6, 2026. The recruitment covers Attendant Operator (Chemical Plant), Boiler, Mechanical and Instrumentation disciplines.

The selection process will be based on the marks obtained in the prescribed educational qualification. There will be no written examination. Shortlisted candidates will be called for document verification, followed by a medical examination.

Candidates interested in other opportunities offered by Indian Oil can also explore IOCL Apprentice Recruitment 2026, which covers apprenticeship opportunities across multiple refinery units. Applicants should review the eligibility requirements, trade-wise vacancies and application instructions before registering.

IOCL Barauni Refinery Apprentice Recruitment 2026: Overview

Candidates can check the important details of the IOCL Barauni Refinery Apprentice Recruitment 2026 below.

IOCL Barauni Refinery Apprentice Vacancy 2026

Indian Oil Corporation Limited has announced 272 apprenticeship positions across four trades and technical disciplines. The vacancies are available for candidates with science backgrounds as well as engineering diploma holders.

The post-wise vacancy distribution and training duration are as follows:

• Post Code 101: Trade Apprentice – Attendant Operator (Chemical Plant): 190 vacancies, with a training period of 12 months.

• Post Code 103: Trade Apprentice – Boiler: 38 vacancies, with a training period of 24 months.

• Post Code 105: Technician Apprentice – Mechanical: 21 vacancies, with a training period of 12 months.

• Post Code 107: Technician Apprentice – Instrumentation: 23 vacancies, with a training period of 12 months.

The total number of advertised apprenticeship seats is 272.

IOCL Barauni Refinery Apprentice Recruitment 2026: Important Dates

Candidates interested in applying should keep track of the important recruitment dates. The application window is open, and applicants must complete both mandatory registration steps before the deadline.

• Notification Release Date: November 6, 2026

• Online Application Starts: November 6, 2026

• Last Date to Apply: December 6, 2026

• Tentative Shortlist Publication: December 11, 2026

• Tentative Document Verification: December 14–18, 2026

The document verification schedule is tentative and may be revised by IOCL. Candidates should check the official website for subsequent announcements.

Candidates looking for other ongoing apprenticeship opportunities can also check ONGC Apprentice Recruitment 2026, which offers 3,047 Trade, Diploma and Graduate Apprentice positions across different work centres.

IOCL Barauni Refinery Apprentice Eligibility Criteria 2026

Candidates applying for IOCL Barauni Refinery Apprentice Recruitment 2026 must fulfil the educational qualification, minimum marks and age requirements prescribed for their selected trade.

Educational Qualification

The required qualification varies according to the post code.

• Post Code 101 – Attendant Operator (Chemical Plant): Candidates must possess a three-year B.Sc. degree with Mathematics, Physics and Chemistry or Industrial Chemistry.

• Post Code 103 – Boiler: Applicants must have a three-year B.Sc. degree with Mathematics, Physics and Chemistry or Industrial Chemistry.

• Post Code 105 – Technician Apprentice (Mechanical): Candidates must hold a three-year Diploma in Mechanical Engineering.

• Post Code 107 – Technician Apprentice (Instrumentation): Applicants must possess a three-year Diploma in Instrumentation Engineering, Instrumentation and Electronics, Instrumentation and Control Engineering, or Applied Electronics and Instrumentation Engineering.

Engineering diploma holders can also explore other public-sector technical opportunities, including PGCIL Apprentice Recruitment 2026, which covers apprenticeship positions across multiple engineering disciplines.

Minimum Qualifying Marks

Candidates must secure the prescribed minimum aggregate marks in their qualifying educational examination.

• General, EWS and OBC (NCL): At least 50% aggregate marks.

• SC, ST and PwBD: At least 45% aggregate marks for candidates applying against reserved seats.

The required degree or diploma must have been obtained through a regular, full-time course from a recognised university, board or institute. Qualifications acquired through part-time, correspondence or distance education modes will not be accepted.

Candidates must have completed the prescribed qualification by the eligibility cut-off date. Applicants awaiting their final examination results are not eligible.

Additional Eligibility Conditions

Apart from the educational qualification and minimum marks, candidates must fulfil the additional conditions specified by IOCL.

• Candidates holding higher professional qualifications such as BE/B.Tech, MBA, CA, LLB or MCA are not eligible.

• Engineering graduates or diploma holders with one year or more of job experience after obtaining their qualification cannot apply.

• Candidates who have completed five years after acquiring the prescribed qualification by the cut-off date are not eligible.

• Applicants can apply for only one trade or discipline. Multiple applications for different trades will lead to rejection.

• Candidates possessing the specified B.Sc. qualification can apply for either post code 101 or post code 103, but not both.

• Preference will be given to candidates applying for apprenticeship training for the first time.

For candidates exploring other engineering and technical recruitment opportunities without GATE, IOCL Recruitment 2026 Without GATE provides details about separate executive and technical vacancies at Indian Oil.

IOCL Barauni Refinery Apprentice Age Limit 2026

Candidates must meet the prescribed age criteria to participate in the recruitment process. The minimum age is 18 years, while the maximum age limit for General and EWS candidates is 24 years.

The age will be calculated as of November 30, 2026.

Age Relaxation

IOCL will provide upper-age relaxation to candidates belonging to eligible reserved categories according to Government of India guidelines.

• SC/ST: 5 years

• OBC (NCL): 3 years

• PwBD: 10 years

Additional age relaxation for PwBD candidates belonging to reserved categories will be applicable as specified in the recruitment notification.

Candidates must provide their Class 10 certificate or marksheet issued by the concerned Board of Secondary Education as proof of their date of birth.

IOCL Barauni Refinery Apprentice Recruitment 2026 Notification PDF

Indian Oil Corporation Limited has released the official recruitment notification under Advertisement Number BR/HR/APPR/2026-27/II for engaging apprentices at its Barauni Refinery.

The notification provides detailed information about the available trades, category-wise vacancies, educational qualifications, age criteria, reservation policy, selection procedure and application guidelines.

Candidates should carefully read the official notification before submitting their applications to ensure that they meet all the prescribed eligibility conditions.

IOCL Barauni Refinery Apprentice Notification 2026 PDF: Download from the official IOCL apprenticeship page.

Candidates interested in other IOCL vacancies can also refer to IOCL Recruitment 2026 for Executive Posts for details about separate engineering, law, marketing and quality control positions.

IOCL Barauni Refinery Apprentice Apply Online 2026

The online registration process for IOCL Barauni Refinery Apprentice Recruitment 2026 began on November 6, 2026. Eligible candidates must complete two mandatory steps to successfully submit their applications.

The registration process involves applying through the relevant apprenticeship portal and subsequently submitting an additional information form through Microsoft Forms.

Candidates must select the correct portal according to their preferred post code.

Step 1: Register on the NAPS or NATS Portal

The first step is to register and apply for the relevant apprenticeship opportunity through the designated portal.

• Post Codes 101 and 103: Candidates must apply through the National Apprenticeship Promotion Scheme (NAPS) portal.

• Post Codes 105 and 107: Candidates must apply through the National Apprenticeship Training Scheme (NATS) portal.

Applicants should complete their registration and submit the apprenticeship application using the required details.

Step 2: Submit the Additional Data Form

After completing the registration process on the respective NAPS or NATS portal, candidates must fill out the mandatory Apprenticeship Additional Data Form available through Microsoft Forms.

Applicants should ensure that the information entered in the additional form matches their apprenticeship registration details.

Step 3: Complete the Application Before the Deadline

Candidates must ensure that both application steps are completed successfully. Merely registering on the NAPS or NATS portal will not complete the application process.

The last date to complete the entire application procedure is December 6, 2026. Applicants should finish the registration and additional form submission well before the deadline to avoid last-minute issues.

Candidates exploring other apprenticeship opportunities across government organisations can also read:

• NLC Apprentice Recruitment 2026: Covers 1,067 ITI and Graduate Apprentice positions.

• ISRO SDSC SHAR Apprentice Recruitment 2026: Details 400 apprenticeship vacancies across engineering, diploma, ITI and other categories.

• DRDO RCI Apprentice Recruitment 2026: Provides information about Graduate, Technician and ITI Trade Apprentice opportunities.

• CPCL Executive Recruitment 2026: Covers another recruitment opportunity in the petroleum and refining sector.