IOCL Refineries Division Recruitment 2025 - 135 Trade Apprentice and Technician Apprentice Vacancies: Indian Oil Corporation Limited (IOCL) has given a notification for the recruitment of Apprentices at its Bongaigaon Refinery under the Apprentices Act, 1961/1973. The IOCL Bongaigaon Refinery has announced new job vacancies for 135 Trade Apprentices (Attendant Operator/ Fitter/ Boiler/ ...