IOCL Digboi Refinery Recruitment 2025 for 112 Trade & Technician Apprentice Posts

Indian Oil Corporation Limited (IOCL), Assam Oil Division – Digboi Refinery, has announced the recruitment of 112 Trade and Technician Apprentices under Advertisement No. AOD-DR/TA-2025-26. The apprentices will be engaged under the Apprentices Act, 1961/1973 across various disciplines such as Chemical, Mechanical, Electrical, Instrumentation, Accounts, Secretarial, and Data Entry. Eligible candidates including ITI holders, diploma holders, 12th pass, and graduates can apply online from 28th November 2025 to 18th December 2025 (5:00 PM). There is no written test; selection will be made based on document verification.

Name of OrganizationIndian Oil Corporation Limited (IOCL) – Digboi Refinery
Post NameTrade & Technician Apprentice
Total Vacancies112
Salary / StipendAs per Apprentices Act & IOCL Guidelines
Age Limit18 to 24 years (as on 30.11.2025)
Application FeeNot Applicable
Selection ProcessDocument Verification Only (No Exam)
Apply ModeOnline via IOCL Portal + NAPS/NATS Portal
Job LocationDigboi Refinery, Assam
Last Date To Apply18th December 2025 (5:00 PM)

Post Name, Vacancy & Education

Post NameVacancyEducation Qualification
Trade Apprentice – Attendant Operator403 Years B.Sc (Physics, Chemistry, Mathematics/Industrial Chemistry)
Trade Apprentice – Fitter5Matric + ITI (Fitter Trade)
Trade Apprentice – Boiler23 Years B.Sc (PCM/Industrial Chemistry)
Technician Apprentice – Chemical11Diploma in Chemical/Refinery/Petrochemical
Technician Apprentice – Mechanical30Diploma in Mechanical Engineering
Technician Apprentice – Electrical10Diploma in Electrical/Electrical & Electronics
Technician Apprentice – Instrumentation5Diploma in Instrumentation or allied trades
Trade Apprentice – Secretarial Assistant2B.A / B.Sc / B.Com
Trade Apprentice – Accountant1B.Com
Trade Apprentice – Data Entry Operator (Fresher)512th Pass
Trade Apprentice – DEO (Skill Certificate)112th + Skill Certificate in Domestic Data Entry Operator

How to Apply

  1. Register on the NATS portal (for Technician Apprentice) or NAPS portal (for Trade Apprentice) to obtain a valid enrollment number.
  2. Ensure full profile completion on the NATS/NAPS portal.
  3. Log in to the IOCL Recruitment Portal and fill the application form.
  4. Upload scanned copies of documents such as photo, signature, educational certificates, caste certificate (if applicable), and ID proof.
  5. Submit the application online before 18th December 2025 (5:00 PM) and retain a copy for your records.

Important Dates

Start of Online Application28th November 2025 (10:00 AM)
Last Date to Apply Online18th December 2025 (5:00 PM)
Tentative List for Document Verification27th December 2025
Document Verification Schedule2nd to 7th January 2026

Application form, details & registration

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