IOCL Executive Recruitment 2026: 470 Engineer, Officer & Diploma Engineer Vacancies

Introduction to IOCL Executive Recruitment 2026

Indian Oil Corporation Limited (IOCL) has released the official IOCL Executive Recruitment 2026 notification under Advertisement No. IOCL/CO-HR/RECTT/2026/01 for recruitment to 470 vacancies across engineering, marketing, law, quality control and diploma engineering disciplines.

The recruitment covers Graduate Engineer (Grade A), Officer - Marketing (Grade A), Officer - Law (Grade A), Assistant Quality Control Officer (Grade A0) and Diploma Engineer (Grade E0) posts.

The online application process started on 14 August 2026 and closes on 3 September 2026 at 5:00 PM. The Computer Based Test is tentatively scheduled for 24 September 2026, with admit cards expected from 15 September 2026.

Eligible candidates must apply online through the prescribed IOCL recruitment portal. For more employment updates, candidates can also follow the latest govt jobs notifications.

Indian Oil Corporation Limited Overview

Indian Oil Corporation Limited (IndianOil/IOCL) is a major Indian energy public sector enterprise with operations across refining, pipelines, marketing, petrochemicals, natural gas and emerging energy businesses.

Through this recruitment, IOCL is hiring executives across multiple technical and professional disciplines. Selected candidates may be posted at any establishment, location or office of the Corporation according to organisational requirements.

IOCL Executive Recruitment 2026 Overview

IOCL Recruitment 2026 At a Glance

IOCL Executive Recruitment 2026 Important Dates

Candidates should regularly check the official IOCL recruitment portal because recruitment dates are subject to change at the discretion of the Corporation.

IOCL Executive Vacancy 2026

IOCL has announced a total of 470 vacancies across five broad post categories.

IOCL Graduate Engineer Vacancy 2026

IOCL Other Executive Vacancies 2026

IOCL Diploma Engineer Vacancy 2026

IOCL Executive Recruitment 2026 Eligibility Criteria

Eligibility depends on the post, discipline, minimum percentage, age and, for certain posts, relevant post-qualification experience.

IOCL Graduate Engineer Qualification 2026

Candidates should possess a full-time regular B.E./B.Tech or equivalent engineering degree in the prescribed discipline from an institution recognised by AICTE/UGC.

The notified CBT disciplines are:

• Chemical Engineering
• Civil Engineering
• Computer Science & Information Technology
• Electrical Engineering
• Electronics & Communication Engineering
• Instrumentation Engineering
• Mechanical Engineering

The official notification contains an extensive list of degree titles accepted under each domain. Candidates should match the exact discipline printed on their degree certificate with the eligible discipline list before applying.

Important: Candidates with B.E./B.Tech in combined, integrated or interdisciplinary subjects such as Mechatronics or Robotics are not eligible unless the exact discipline is included in the notified eligible list.

IOCL Officer Marketing Qualification 2026

Candidates applying for Officer (Marketing) - Grade A should possess a:

• 2-year full-time regular MBA; or
• Post Graduate Diploma in Business Administration equivalent to MBA as per AIU;
• with specialisation in Marketing Management.

Minimum marks are:

• General/EWS/OBC-NCL: 60%
• SC/ST/PwBD: 55%

The Marketing specialisation should be reflected in the final qualification certificate or substantiated through certification from the appropriate authority as prescribed by IOCL.

IOCL Law Officer Qualification 2026

Candidates can qualify through either of the following routes:

• Graduate Degree in any discipline plus a Bachelor's Degree in Law (LLB); or
• 5-year Integrated LLB Degree.

The LLB degree must be recognised by the Bar Council of India.

A minimum of 2 years of relevant post-qualification experience as on 30 June 2026 is required as prescribed in the recruitment notification.

IOCL Assistant Quality Control Officer Qualification 2026

Candidates should possess a full-time regular Master's Degree in Chemistry in one of the accepted disciplines:

• Chemistry
• Inorganic Chemistry
• Organic Chemistry
• Analytical Chemistry
• Physical Chemistry
• Applied Chemistry
• Industrial Chemistry

Minimum marks:

• General/EWS/OBC-NCL: 60%
• SC/ST/PwBD: 55%

Candidates must also possess 2 years of relevant post-qualification experience in the field specified by IOCL.

Other M.Sc branches such as Biochemistry, Pharmacy, Toxicology, Geochemistry, Pharmacology or Food Technology are not treated as eligible Chemistry qualifications for this post.

IOCL Diploma Engineer Qualification 2026

Diploma Engineer recruitment is available in Electrical, Mechanical and Safety disciplines.

Electrical

A full-time regular 3-year Diploma in Engineering in an eligible Electrical discipline is required.

Mechanical

A full-time regular 3-year Diploma in Mechanical Engineering as prescribed in the notification is required.

Safety

Candidates should possess an eligible 3-year Engineering Diploma along with a Diploma in Industrial Safety of at least one year from a recognised University/Institute/Technical Education authority as prescribed in the official advertisement.

Because the Safety role involves critical safety operations in a hazardous industry environment, the official notification states that PwBD candidates are not eligible for the Diploma Engineer - Safety post.

Important Higher Qualification Rule for Diploma Engineer

The notification also states that suppression of information regarding possession or pursuit of such higher professional qualification can result in disqualification and may even lead to termination after appointment.

IOCL Executive Recruitment 2026 Age Limit

Age will be calculated as on 1 July 2026.

Age Relaxation

• OBC-NCL: 3 years
• SC/ST: 5 years
• PwBD: additional 10 years as applicable
• Ex-Servicemen / Commissioned Officers: as per Government of India guidelines

IOCL Recruitment 2026 Application Fee

The prescribed fee must be paid through the online payment facility available in the application portal.

IOCL Executive Salary 2026

Selected candidates may also receive admissible benefits such as Dearness Allowance, HRA/subsidised accommodation, medical facilities, gratuity, contributory provident fund, insurance, LTC/LFA and Performance Related Pay according to Corporation rules.

IOCL Executive Recruitment 2026 Selection Process

The selection process includes:

1. Computer Based Test (CBT)
2. Group Discussion (GD)
3. Group Task (GT)
4. Personal Interview (PI)
5. Document / Eligibility Verification
6. Pre-Employment Medical Examination

Candidates must qualify the applicable stages individually and satisfy all eligibility and medical requirements for final appointment.

IOCL CBT Exam Pattern 2026

The Computer Based Test contains 100 questions for 100 marks. The overall test duration is 150 minutes.

IOCL CBT Marking Scheme

• Marks per correct answer: 1 mark
• Negative marking: 0.25 mark for each incorrect answer
• Total questions: 100
• Total marks: 100

IOCL CBT Minimum Qualifying Marks 2026

Candidates must qualify Section A and Section B separately as well as achieve the prescribed overall CBT minimum.

IOCL Selection Weightage 2026

GD/GT and Personal Interview each carry a minimum qualifying requirement of 40% as specified in the recruitment information.

IOCL Executive Recruitment 2026 Service Bond

Selected candidates are required to execute a service bond and serve IOCL for the prescribed minimum period.

The prescribed minimum bond service period is 3 years from the date of joining.

How to Apply for IOCL Executive Recruitment 2026

1. Open the official IOCL recruitment portal or use the direct online application link.
2. Click New Registration.
3. Enter your name, contact details and valid email ID to generate registration credentials.
4. Log in and fill personal, category, educational and experience details.
5. Select the correct post and discipline.
6. Upload the prescribed photograph, signature, left thumb impression and other required documents.
7. Capture/upload the live photograph as instructed by the application portal.
8. Preview the complete application carefully.
9. Complete final registration after verifying all entries.
10. Pay the applicable application fee online.
11. Submit the form.
12. Download and print the submitted application and payment receipt for future reference.

Documents Required for IOCL Recruitment 2026

Depending on the post and category, candidates should keep the following documents ready:

• Qualifying Degree / Diploma certificates.
• Semester/year-wise mark sheets.
• CGPA-to-percentage conversion certificate, where applicable.
• Matriculation/Higher Secondary certificate as proof of date of birth.
• Latest EWS/OBC-NCL/SC/ST category certificate, where applicable.
• PwBD certificate and UDID details, where applicable.
• Work experience certificates for Law Officer and AQCO.
• Bar Council registration certificate where applicable to Law Officer experience claims.
• Valid photo identity proof.
• NOC from employer for candidates working in Government/PSU/Autonomous organisations, where required.
• Photograph, signature and left thumb impression according to portal specifications.

IOCL Executive Recruitment 2026 Important Qualification Rules

• Qualifications must be full-time regular unless specifically provided otherwise in the notification.
• Part-time, correspondence, distance or online qualifications are not accepted for the prescribed qualifying degree.
• Degree/diploma discipline must match an eligible discipline listed by IOCL.
• CGPA/grade must be converted to percentage according to the institution's official formula.
• Combined/interdisciplinary engineering disciplines may be ineligible unless specifically listed.
• Diploma Engineer candidates should carefully check IOCL's restriction regarding higher professional qualifications.
• Law Officer and AQCO applicants must satisfy the prescribed post-qualification experience requirement.

IOCL Executive Recruitment 2026 Important Instructions

• Candidates must be Indian nationals.
• Only online applications are accepted.
• Candidates must satisfy qualification, age and experience requirements for the chosen post.
• Incorrect or false information can result in cancellation of candidature.
• No change in submitted category details may be permitted after final submission as prescribed by IOCL.
• Selection is subject to verification of certificates, testimonials and medical fitness.
• Selected candidates may be posted anywhere in India or at other locations according to Corporation requirements.
• Candidates must satisfy IOCL's Pre-Employment Medical Examination standards.
• Use of unfair means or impersonation can lead to disqualification and debarment.
• IOCL reserves the right to modify, restrict, enlarge or cancel the recruitment process.

IOCL Executive Recruitment 2026 Preparation Focus

The CBT carries 85% weightage in the final composite score, making it the most important stage of the selection process.

Half of the paper consists of Domain Knowledge, while the other 50 questions cover Quantitative Aptitude, Logical Reasoning and Verbal Ability. Candidates should therefore balance technical preparation with aptitude practice.

The 0.25 negative marking means candidates should prioritise accuracy rather than random guessing. Regular mock tests can help improve both technical speed and time management.

For general preparation support, candidates can follow daily current affairs, revise with Static GK and practise through the daily current affairs quiz.

IOCL Executive Recruitment 2026 Important Links

Applicants should regularly monitor the official IOCL website for admit card, CBT, result, interview and further recruitment updates.

Explore More on thejobsme.com

Job seekers can explore more opportunities through the latest govt jobs notifications, keep up with daily current affairs, strengthen their knowledge using Static GK and practise through the daily current affairs quiz.