Indian Oil Corporation Limited (IOCL), a Maharatna Public Sector Undertaking under the Government of India, has announced recruitment for 394 Non-Executive posts including Junior Engineering Assistant-IV, Junior Technical Assistant-IV, and Junior Quality Control Analyst-IV positions. These vacancies are available across various Refineries and Petro-chemical Units located in Assam, Bihar, Gujarat, West Bengal, Uttar Pradesh, Haryana, and Odisha. Eligible candidates possessing the required Diploma or B.Sc. qualifications are invited to apply online. The application process commences on 20th December 2025 and concludes on 9th January 2026. The Candidates must apply online through the designated portal. Follow these guidelines: