IOCL AOD Digboi Refinery Apprentice Recruitment 2026: Apply Online for 126 Posts

Indian Oil Corporation Limited (IOCL), AOD Digboi Refinery has released Advertisement No. AOD-DR/TA-2026-27 dated 07.07.2026 inviting online applications for engagement of 126 Trade and Technician Apprentices under the Apprentices Act, 1961/1973. Eligible candidates with the required qualification in Chemical, Mechanical, Electrical, Instrumentation, Secretarial, Accounts and Data Entry Operator streams can apply through the NAPS/NATS portal from 08.07.2026 to 31.07.2026 .

Code 101/103: 3-year B.Sc. with Maths, Physics, Chemistry or Industrial Chemistry. | Code 102: Matriculation with ITI in Fitter Trade (minimum 2 years duration) with Pass class. | Code 104: 3-year Diploma in Chemical Engg./Petrochemical Engg./Chemical Technology/Refinery and Petrochemical Engg. | Code 105: 3-year Diploma in Mechanical Engg. | Code 106: 3-year Diploma in Electrical Engg. or Electrical and Electronics Engg. | Code 107: 3-year Diploma in Instrumentation Engg./Instrumentation & Electronics/Instrumentation & Control Engg./Applied Electronics and Instrumentation Engg. | Code 108: 3-year B.A./B.Sc/B.Com. | Code 109: 3-year B.Com. | Code 110: Class XII pass. | Code 111: Class XII pass with Skill Certificate holder in "Domestic Data Entry Operator."

Category Age Relaxation General/EWS Minimum 18 years, Maximum 24 years as on 30.06.2026 SC/ST Up to 5 years relaxation for reserved positions OBC (NCL) Up to 3 years relaxation for reserved positions PwBD Up to 10 years relaxation (irrespective of reservation) PwBD + SC/ST Additional 5 years for reserved positions PwBD + OBC (NCL) Additional 3 years for reserved positions The Marksheet/Certificate issued by the Board of Secondary Education for Class X (Matriculation) is the only document accepted as proof of age.

1. A merit list is prepared based on the percentage of marks (aggregate of all subjects across all years/semesters) obtained in the prescribed qualification, in descending order.
2. Preference is given to candidates applying for apprenticeship training for the first time.
3. In case of a tie in marks, the candidate senior in age (date of birth) is ranked higher; if the date of birth is also the same, higher percentage in Matriculation is considered.
4. PwBD candidates who avail relaxation in qualifying marks are considered against reserved seats based on merit within their category.
5. Shortlisted candidates are called for Document Verification, followed by pre-engagement medical fitness examination.