Indian Oil Corporation Limited (IOCL), Bongaigaon Refinery Division, has released the official notification for the engagement of Apprentices for 2025 under the Apprentices Act, 1961/1973. This recruitment drive offers excellent opportunities for candidates looking for training in technical and non-technical trades across various disciplines.

The notification was released on 28 November 2025 for a total of 157 Apprentice vacancies in multiple trades such as Mechanical, Electrical, Chemical, Instrumentation, Data Entry Operator, Fitter, Boiler, and more.

IOCL Bongaigaon Refinery Apprenticeship 2025 – Overview

Vacancy Details (Trade-wise)

1. Trade Apprentice – Attendant Operator (Chemical Plant)

• Qualification: 3 years B.Sc (Maths/Physics/Chemistry/Industrial Chemistry)
• Training Duration: 12 months
• Total Seats:45
  • UR: 21 | EWS: 4 | SC: 3 | ST: 5 | OBC(NCL): 12 | PwBD: 0

2. Trade Apprentice – Fitter (Mechanical Discipline)

• Qualification: Matric with ITI (Fitter), 2 years
• Duration: 12 months
• Seats: 6
  • UR: 3 | SC: 0 | ST: 0 | OBC: 2

3. Trade Apprentice – Boiler (Mechanical Discipline)

• Qualification: 3-year B.Sc (Maths/Physics/Chemistry)
• Duration: 24 months
• Seats: 7
  • UR: 2 | EWS: 1 | SC: 2 | OBC: 2

4. Technician Apprentice – Chemical Discipline

• Qualification: 3-year Diploma in Chemical/ Petrochemical/ Refinery Engineering
• Seats: 16
  • UR: 7 | EWS: 2 | SC: 1 | ST: 2 | OBC: 4

5. Technician Apprentice – Mechanical Discipline

• Qualification: Diploma in Mechanical Engg
• Seats: 22
  • UR: 9 | EWS: 2 | SC: 2 | ST: 3 | OBC: 6 | PwBD: 2

6. Technician Apprentice – Electrical Discipline

• Qualification: Diploma in Electrical/ EEE
• Seats: 17
  • UR: 7 | EWS: 2 | SC: 1 | ST: 2 | OBC: 5

7. Technician Apprentice – Instrumentation Discipline

• Qualification: Diploma in Instrumentation / Electronics / Control Engineering
• Seats: 11
  • UR: 5 | EWS: 1 | SC: 1 | ST: 1 | OBC: 3

8. Trade Apprentice – Secretarial Assistant

• Qualification: 3 years BA/B.Sc/B.Com
• Duration: 15 months
• Seats: 3

9. Trade Apprentice – Accountant

• Qualification: B.Com
• Seats: 1

10. Trade Apprentice – Data Entry Operator (Fresher & Skilled)

• Qualification: Class XII Pass / Skill Certificate Holder
• Seats: 7 (Fresher + Skill Certified)

Eligibility Criteria

Eligibility varies by trade:

Educational Qualification

• B.Sc for Chemical/Boiler/Attendant Operator trades
• Diploma for Technical Apprentice posts
• ITI for Fitter
• 12th pass for Data Entry Operator
• B.Com for Accountant
• Any Degree for Secretarial Assistant

Age Limit

• Typically 18–24 years (as per Apprentice Act)
• Age relaxation for SC/ST/OBC/PwBD as per Govt. norms

Selection Process

• Written Test / Online Exam
• Verification of Documents
• Medical Fitness Test

No application fee is required for applying.

Benefits of IOCL Apprenticeship

• Monthly stipend as per Apprentices Act
• Hands-on experience at IOCL Refinery
• Industry-standard technical exposure
• Chance to gain experience in a PSU

How to Apply

1. Visit the official IOCL website
2. Go to the “Apprenticeship” section
3. Select Bongaigaon Refinery Apprentice Recruitment 2025
4. Fill online application form
5. Upload documents
6. Submit form & download acknowledgement