IOCL Digboi Refinery Apprentice Recruitment 2025 – Apply Online for 112 Vacancies
Last Updated: November 30, 2025
Indian Oil Corporation Limited (IOCL), Assam Oil Division – Digboi Refinery invites applications for 112 Trade & Technician Apprentice posts under the Apprentices Act, 1961/1973. Candidates with qualifications from 12th pass, ITI, Diploma to Graduate can apply online from 28th November to 18th December 2025. The selection involves only document verification with no written exam. Age limit ranges from 18 to 24 years with relaxations applicable for reserved categories. This opportunity offers a chance to join a major public sector refinery in Assam.
IOCL Digboi Apprentice Overview
| Key | Details |
|---|---|
| Company Name | Indian Oil Corporation Limited (IOCL) – Digboi Refinery (Assam) |
| Post Name | Trade & Technician Apprentice |
| No of Posts | 112 |
| Salary | As per Apprentices Act 1961/1973 & IOCL guidelines |
| Qualification | B.Sc, Diploma, ITI, 12th, B.Com/B.A |
| Age Limit | 18–24 years (as on 30.11.2025), relaxations apply |
| Start Date for Apply | 28th November 2025 |
| Last Date for Apply | 18th December 2025 (5:00 PM) |
| Official Website | www.iocrefrecruit.in |
IOCL Digboi Apprentice Vacancy Details
| Post Name | Total Vacancies |
|---|---|
| Trade Apprentice – Attendant Operator (Chemical Plant) | 40 |
| Trade Apprentice – Fitter (Mechanical) | 5 |
| Trade Apprentice – Boiler (Mechanical) | 2 |
| Technician Apprentice – Chemical | 11 |
| Technician Apprentice – Mechanical | 30 |
| Technician Apprentice – Electrical | 10 |
| Technician Apprentice – Instrumentation | 5 |
| Trade Apprentice – Secretarial Assistant | 2 |
| Trade Apprentice – Accountant | 1 |
| Trade Apprentice – Data Entry Operator (Fresher) | 5 |
| Trade Apprentice – Data Entry Operator (Skill Certificate Holders) | 1 |
IOCL Digboi Apprentice Eligibility Criteria
| Post Name | Eligibility Criteria |
|---|---|
| Trade Apprentice – Attendant Operator | 3 years B.Sc (Physics, Mathematics, Chemistry/Industrial Chemistry) |
| Trade Apprentice – Fitter | Matric + 2 years ITI (Fitter Trade) Pass |
| Trade Apprentice – Boiler | 3 years B.Sc (Physics, Mathematics, Chemistry/Industrial Chemistry) |
| Technician Apprentice – Chemical | 3 years Diploma in Chemical / Refinery & Petrochemical Engineering / Chemical Technology |
| Technician Apprentice – Mechanical | 3 years Diploma in Mechanical Engineering |
| Technician Apprentice – Electrical | 3 years Diploma in Electrical / Electrical & Electronics Engineering |
| Technician Apprentice – Instrumentation | 3 years Diploma in Instrumentation & related branches |
| Trade Apprentice – Secretarial Assistant | B.A / B.Sc / B.Com |
| Trade Apprentice – Accountant | B.Com |
| Trade Apprentice – Data Entry Operator (Fresher) | 12th Pass |
| Trade Apprentice – Data Entry Operator (Skill Certificate) | 12th Pass + Skill Certificate in ‘Domestic Data Entry Operator’ |
IOCL Digboi Apprentice Age Limit
| Category | Age Limit (as on 30.11.2025) |
|---|---|
| General / EWS | 18 to 24 years |
| OBC (NCL) | 18 to 27 years |
| SC / ST | 18 to 29 years |
| PwBD | 18 to 34 years (additional 5 years for SC/ST PwBD) |
IOCL Digboi Apprentice Application Fees
| Category | Fees |
|---|---|
| General / OBC / EWS | As per notification or – |
| SC / ST / EBC | Concessional fee or – |
| All Category Female | Concessional fee or – |
| Fee Refund Details | As per apprenticeship rules |
| Payment Mode | Online |
| Accepted Payment Methods | Debit Card, Credit Card, Net Banking |
How To Fill IOCL Digboi Apprentice Online Form
| Step No | Process |
|---|---|
| 1 | Register on NATS (Technician Apprentice) or NAPS (Trade Apprentice). |
| 2 | Complete 100% profile on NAPS/NATS. |
| 3 | Visit IOCL Recruitment Portal and login. |
| 4 | Fill the online application form. |
| 5 | Upload required documents. |
| 6 | Submit the application before the last date. |
IOCL Digboi Apprentice Selection Process
| Step No | Process |
|---|---|
| 1 | Document Verification only. |
| 2 | No written examination. |
How to Apply for IOCL Digboi Apprentice
| Step No | Instructions |
|---|---|
| 1 | Register on NATS/NAPS portal. |
| 2 | Ensure profile completeness. |
| 3 | Login to IOCL recruitment portal. |
| 4 | Fill application form with details. |
| 5 | Upload necessary documents. |
| 6 | Submit application before deadline. |
Important Dates
| Event | Date |
|---|---|
| Online Application Start | 28th November 2025 (10:00 AM) |
| Last Date for Application and Fee Payment | 18th December 2025 (5:00 PM) |
| Tentative List for Document Verification | 27th December 2025 |
| Document Verification (Tentative) | 2nd to 7th January 2026 |
IOCL Digboi Apprentice Important Links
| Description | Link |
|---|---|
| Official Notification PDF | Available on IOCL website |
| Apply Online (IOCL Portal) | Click Here |
| NATS Portal Registration | NATS Login |
| NAPS Portal Registration | NAPS Login |
IOCL Digboi Apprentice FAQs
Q1. How many vacancies are there?
A. There are 112 Trade & Technician Apprentice vacancies.
Q2. What is the last date to apply?
A. 18th December 2025 by 5:00 PM.
Q3. Is there a written exam for this recruitment?
A. No, selection is based only on document verification.
Q4. What is the age limit for applying?
A. Between 18 and 24 years as on 30.11.2025, with relaxations for reserved categories.
Q5. Who is eligible to apply?
A. Candidates with 12th, ITI, Diploma, or Graduation qualifications as per post requirements.
Q6. Is registration on NATS/NAPS mandatory?
A. Yes, candidates must register and complete their profile on NATS (Technician) or NAPS (Trade).
Q7. What is the stipend provided?
A. As per Apprentices Act, 1961/1973 and IOCL guidelines.
Q8. Where will selected candidates be posted?
A. At IOCL Digboi Refinery, Assam.
Q9. Can PwBD candidates apply?
A. Yes, with age relaxation as per government norms.
Q10. How is the application fee paid?
A. Online via debit/credit cards or net banking.