Indian Oil Corporation Limited has released a notification for Diploma Engineers to join as Junior Engineers in various disciplines. The organisation is a Maharatna CPSE and Fortune Global 500 company with presence in Oil, Gas, Petrochemicals and Emerging Energy Solutions.
As per the notification, the posts are open for candidates with Diploma in Chemical, Electrical, Instrumentation and Mechanical engineering disciplines. The pay scale for the Junior Engineer positions ranges between 30,000 to 1,20,000 per month. Candidates must be of Indian nationality to apply.
The application process will begin tentatively on 3 September 2025 and will remain open till 24 September 2025. Interested applicants must apply online through the official Indian Oil Corporation website. More details regarding eligibility, selection process and requirements will be shared in the detailed advertisement by IOCL.
Important Dates:
The online application process is expected to start on 3 September 2025 and the last date to apply is 24 September 2025.
Vacancy Details:
IOCL has announced Diploma Engineer vacancies for Junior Engineers in Chemical, Electrical, Instrumentation and Mechanical disciplines.

Eligibility Criteria:
Candidates applying must hold a Diploma in the relevant engineering discipline from a recognized institute. They should be Indian nationals. Other detailed requirements such as age limit and reservation will be notified in the full advertisement.
How to Apply:
Interested and eligible candidates can apply online through the official IOCL careers section at www.iocl.com between 3 September and 24 September 2025.
Application Fee:
Details of the application fee will be available in the detailed advertisement on the IOCL website.
Selection Process:
The selection procedure for the Junior Engineer posts will be informed in the detailed notification. It may include tests and interviews as per IOCL rules.
IOCL Official Notification: Candidates must check and download the official notification from the IOCL website for complete details of eligibility, application fee, and selection stages.
Official Notification PDF
Apply Link (Start Date 09/09/2025)