IOCL Engineer Exam Eligibility Criteria
Updated 2026
Candidates must hold a Bachelor’s Degree in Engineering (B.E./B.Tech) in the relevant discipline with a minimum of 65% aggregate marks (55% for SC/ST/PwBD) from a recognized University or Institute.
The upper age limit is 26 years as of June 30 of the recruitment year for the General/EWS category.
- Shortlisting based on GATE score (respective engineering paper).
- Group Discussion (GD).
- Group Task (GT).
- Personal Interview (PI).
- Document Verification.
- Pre-employment Medical Examination.
- SC/ST: 5 Years
- OBC (NCL): 3 Years
- PwBD: 10 Years
- Ex-Servicemen: As per Govt. guidelines
Practice & Excel
IOCL Engineer Exam Mock Test Series
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Mock Test: Statistics Mean Median Mode Standard Deviation and Variance
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Mock Test: Work and Time Work and Wages
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Mock Test: Problems on Trains
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Combined Test: Clocks and Calendar, Ratio and Proportion & Speed Time and Distance
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Combined Test: Simple Interest & Bankers Discount
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Logical Reasoning & Mental Ability – Mock Test 1
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