IOCL Executive Recruitment 2026 - Apply Online for Graduate Engineer, Officer & Diploma Engineer Posts

Indian Oil Corporation Limited (IOCL) has released Advertisement No. IOCL/CO-HR/RECTT/2026/01 dated 14 August 2026 for recruitment of Executives through Computer Based Test (CBT) 2026.

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

Eligible Indian nationals can submit their applications online through the IndianOil careers portal from 14 August 2026. The last date to apply is 03 September 2026 up to 5:00 PM. The CBT is tentatively scheduled for 24 September 2026. The selection process consists of Computer Based Test, Group Discussion, Group Task and Personal Interview, followed by document verification, medical fitness and other applicable pre-employment requirements.

Official Notification PDF: IOCL Executive Recruitment 2026

IOCL Executive Recruitment 2026 Overview

IOCL Executive Recruitment 2026 Important Dates

Note: The dates mentioned above are tentative and may change. Candidates should regularly check the official IndianOil website for updates.

IOCL Executive Recruitment 2026 Post Details

IOCL Executive Recruitment 2026 Vacancy Details

The uploaded detailed advertisement describes the posts, disciplines, eligibility criteria, pay scales, selection process and other recruitment conditions. However, the total and post-wise number of vacancies are not specified in this 31-page Detailed Advertisement.

Candidates should therefore refer to any separate vacancy notice, short advertisement or subsequent official IOCL update for the notified number of vacancies.

IOCL Graduate Engineer Qualification 2026

Candidates applying for Graduate Engineer posts must possess a full-time regular B.E./B.Tech or equivalent Engineering Degree in the notified eligible discipline from an institution, college, university or deemed university recognised by AICTE / UGC.

IOCL Graduate Engineer Eligible Disciplines 2026

Chemical Engineering

• Chemical Engineering
• Chemical Technology with specialization in Refinery and Petrochemical Processes
• Chemical and Biochemical
• Petrochem Engineering
• Petrochemical Engineering
• Petrochemical Technology
• Petrochem and Petroleum Refinery

Civil Engineering

• Civil Engineering
• Civil and Environmental
• Civil and Infrastructure
• Civil (Construction Technology)
• Civil Engineering and Planning
• Civil Engineering Environment and Pollution Control
• Civil Engineering with Computer Application
• Civil Environmental Engineering
• Civil Technology

Computer Science and Information Technology

• Computer Engineering
• Computer Science and Engineering
• Information Technology
• Information Technology and Engineering
• Computer and Communication Engineering
• Computer Engineering (Software Engineering)
• Computer Science and Applied Mathematics
• Computer Science and Design
• Computer Science and Engineering (Artificial Intelligence and Machine Learning)
• Computer Science and Engineering (Artificial Intelligence)
• Computer Science and Engineering (Cyber Security)
• Computer Science and Engineering (Data Science)
• Computer Science and Engineering (Internet of Things and Cyber Security including Blockchain Technology)
• Computer Science and Engineering (Networks)
• Computer Science and Social Sciences
• Computer Science and Systems
• Computer Science and Technology
• Computer Technology
• Computer Science and Engineering (Internet of Things)
• Computer Science and Information Technology
• Software Engineering
• Artificial Intelligence and Data Science
• Artificial Intelligence and Machine Learning

Electrical Engineering

• Electrical
• Electrical and Electronics
• Electrical and Electronics (Power System)
• Electrical and Instrumentation
• Electrical and Computer
• Electrical and Power
• Electrical Engineering (Electronics and Power)
• Electrical Instrumentation and Control
• Electrical Power Engineering
• Electrical, Electronics and Power Engineering
• Electronics and Electrical Engineering

Electronics & Communication Engineering

• Electronics Engineering
• Electronics and Communication
• Electronics and Telecommunication
• Electronics Communication and Instrumentation

Instrumentation Engineering

• Instrumentation Engineering
• Instrumentation and Control
• Instrumentation and Electronics
• Instrumentation Technology
• Instrument Technology
• Electronics and Instrumentation
• Electronics Instrumentation and Control
• Electronics Instrument and Control
• Applied Electronics and Instrumentation
• Power Electronics and Instrumentation

Mechanical Engineering

• Mechanical Engineering
• Mechanical Engineering (Industry Integrated)
• Mechanical Engineering Design
• Mechanical and Automation
• Mechanical Engineering (Production)

IOCL Officer Marketing Qualification 2026

Candidates must possess a 2-year full-time regular MBA or Post Graduate Diploma in Business Administration equivalent to MBA as per AIU with specialization in Marketing Management.

The Marketing specialization should be clearly mentioned in the final qualification certificate or established through a certificate issued by the appropriate authority.

IOCL Officer Law Qualification 2026

Candidates must possess either:

• A Graduate Degree in any discipline along with Bachelor's Degree in Law (LLB); OR
• A 5-year Integrated LLB Degree.

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

IOCL Law Officer Experience 2026

Candidates applying for Officer (Law) must possess at least 2 years of cumulative post-qualification professional experience as on 30 June 2026.

Eligible experience may include:

• Practice as an Advocate before Courts or Tribunals
• Employment with Law Firms
• Legal functions in Private or Public Sector Organisations
• Legal functions in Central or State Government

Relevant areas of experience include litigation, arbitration and dispute resolution, drafting and vetting legal or contractual documents, legal opinions, mergers, acquisitions, joint ventures and regulatory matters.

Internships, teaching experience, part-time work, experience obtained while acquiring the qualification and short-term trainee assignments are not counted as relevant professional experience.

IOCL Assistant Quality Control Officer Qualification 2026

Candidates must possess a full-time regular Master's Degree in Chemistry in an eligible discipline.

Eligible Chemistry Disciplines

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

Other branches of M.Sc Chemistry such as Biochemistry, Pharmacy, Toxicology, Geochemistry, Pharmacology and Food Technology are not considered eligible under the notification.

IOCL Assistant Quality Control Officer Experience 2026

Candidates must possess at least 2 years of cumulative post-qualification experience in:

• Testing / R&D / Quality Control in Petroleum, Petrochemical, Polymer or Fertilizer Unit Laboratories; and/or
• An NABL-accredited laboratory in the field of Testing, discipline Chemical, with applicable scope covering Lubricants / Petroleum and Products.

Teaching and research experience in an academic institution is not considered relevant experience.

IOCL Diploma Engineer Qualification 2026

Candidates applying for Diploma Engineer posts must possess the prescribed 3-year full-time regular Engineering Diploma.

Electrical Diploma Eligible Disciplines

• Electrical
• Electrical and Electronics
• Electrical Power System
• Electrical Engineering (Industrial Control)

Mechanical Diploma Eligible Discipline

• Mechanical

Safety Diploma Qualification

Candidates need:

• A 3-year Engineering Diploma in one of the prescribed eligible disciplines; and
• A Diploma in Industrial Safety of not less than one year issued by a recognised University / Institute, Department of Technical Education or Board of Technical Education recognised by the State Government.

PwBD candidates are not eligible for the Safety discipline because the notification describes the role as involving critical safety-related activities in a hazardous industry.

Higher Qualification Rule for Diploma Engineers

Candidates applying for Grade E0 Diploma Engineer posts who possess professional higher qualifications such as the following are not eligible:

• B.E.
• B.Tech
• MBA
• CA
• CS
• CMA
• MCA
• Ph.D
• Other professional higher qualifications as determined by IOCL

A recognised lateral-entry Diploma and Sandwich Diploma may be accepted subject to the conditions prescribed in the notification.

IOCL Qualification Important Conditions 2026

• Applicants should be able to produce the final degree / diploma and marksheet by 30 September 2026.
• Part-time, correspondence, distance or online qualifications are not eligible.
• The qualifying discipline must match the eligible disciplines prescribed by IOCL.
• Percentage will be calculated according to the University's / Institute's rules.
• CGPA / GPA candidates must produce the prescribed conversion certificate where applicable.
• Foreign or other qualifications requiring equivalence should have appropriate AIU / UGC equivalence.
• Fractions in percentage will not be rounded up; for example, 59.99% will remain below 60%.

IOCL Executive Age Limit 2026

Age is calculated as on 01 July 2026.

IOCL Executive Age Relaxation 2026

Age relaxation is available to reserved-category candidates according to Government of India guidelines.

• OBC-NCL candidates receive applicable relaxation.
• SC / ST candidates receive applicable relaxation.
• Eligible PwBD candidates receive additional relaxation as prescribed.
• Ex-Servicemen and Commissioned Officers including ECOs / SSCOs receive relaxation according to Government of India guidelines.

The Matriculation / Higher Secondary certificate issued by the Board of Secondary Education showing the date of birth will be accepted as proof of age.

IOCL Executive Reservation 2026

Reservation for OBC-NCL, SC, ST, EWS and PwBD candidates will be provided according to Government of India directives.

• PwBD reservation will be applied horizontally.
• Reserved-category candidates must possess valid certificates in the prescribed Central Government format.
• OBC-NCL candidates belonging to the Creamy Layer are not eligible for OBC-NCL reservation.
• OBC-NCL certificates should have been issued on or after 01 April 2026.
• EWS certificates should be valid for financial year 2026-27 and based on income and asset verification for financial year 2025-26.
• EWS certificates should have been issued on or after 01 April 2026.
• PwBD candidates generally require a minimum 40% benchmark disability to claim the applicable reservation.
• PwBD candidates must produce the prescribed disability certificate and UDID Card.

IOCL Physical Fitness Requirement 2026

Final selection and joining are subject to satisfying IndianOil's Pre-Employment Medical Examination (PEME) guidelines.

Candidates should examine the physical fitness guidelines available on the IndianOil careers website before applying. Candidates selected for Diploma Engineer and Quality Control posts must meet the criteria prescribed for Technical Functions.

IOCL Executive Selection Process 2026

The selection process consists of:

1. Computer Based Test (CBT)
2. Document Verification for shortlisted candidates
3. Group Discussion (GD)
4. Group Task (GT)
5. Personal Interview (PI)
6. Pre-Employment Medical Examination
7. Final Merit List and Appointment

IOCL CBT Exam Pattern 2026

The Computer Based Test consists of 100 objective multiple-choice questions.

IOCL CBT Negative Marking 2026

• Each question carries 1 mark.
• 0.25 mark will be deducted for every incorrect answer.
• The test follows Section A first, followed by Section B.
• If the exam is conducted in multiple sessions, scores may be normalized.

IOCL CBT Qualifying Marks 2026

Merely obtaining the qualifying marks in CBT does not guarantee shortlisting for GD, GT and Personal Interview.

IOCL Final Merit List 2026

Minimum Composite Score

IOCL Executive Application Fee 2026

Bank / debit card / credit card transaction charges, wherever applicable, are to be borne by the candidate. The application fee is non-refundable.

IOCL Application Fee Payment Mode

The fee can be paid online using:

• Debit Card
• Credit Card
• Internet Banking
• IMPS
• Cash Cards / Mobile Wallets
• UPI

How to Apply for IOCL Executive Recruitment 2026

1. Visit the official IndianOil website at www.iocl.com.
2. Go to the IndianOil for Careers section.
3. Open the Latest Job Opening page.
4. Open Advertisement No. IOCL/CO-HR/RECTT/2026/01.
5. Click on the Apply Online link.
6. Select "Click here for New Registration".
7. Enter your name, contact details and email ID.
8. Note the Provisional Registration Number and Password generated by the system.
9. Fill in personal, educational, category and other required details.
10. Use Save & Next to verify entries before final submission.
11. Upload photograph, signature and left thumb impression in the prescribed format.
12. Preview the complete application.
13. Click Complete Registration only after checking all details carefully.
14. Pay the application fee online, if applicable.
15. Submit the online application before 03 September 2026 at 5:00 PM.
16. Download and save the system-generated application form and e-receipt for future reference.

Applications are accepted through online mode only. No hard-copy or manual application is required.

IOCL Document Upload Requirements 2026

Before starting the online application, candidates should keep the following scanned documents ready:

• Recent passport-size colour photograph measuring approximately 4.5 cm × 3.5 cm and captured in April 2026 or later.
• Signature made with black ink.
• Left thumb impression on white paper using black or blue ink.

Signature in capital letters will not be accepted. Candidates without a left thumb may use the right thumb as prescribed.

IOCL Documents Required for Verification 2026

Shortlisted candidates must produce original documents supporting all claims made in the online application.

• Matriculation / Higher Secondary Certificate for Date of Birth
• Qualifying Degree / Diploma Certificate
• Semester / Year-wise Marksheets
• Final Degree / Diploma Marksheets
• CGPA to Percentage Conversion Certificate, where applicable
• SC Certificate, where applicable
• ST Certificate, where applicable
• OBC-NCL Certificate and undertaking, where applicable
• EWS Income & Asset Certificate, where applicable
• PwBD Certificate and UDID Card, where applicable
• Law Registration / Bar Council documents, where applicable
• Relevant Experience Certificates for Law and Quality Control posts
• No Objection Certificate for Government / PSU / Autonomous Body employees
• Valid Photo Identity Proof
• Other documents requested by IOCL

IOCL Admit Card 2026

IOCL has tentatively scheduled issuance of the CBT Admit Card for 15 September 2026.

The exact examination time, reporting time and allotted test centre will be mentioned in the Admit Card / Call Letter.

Candidates will need their Registration Number / Roll Number and Password / Date of Birth to download the Admit Card.

IOCL Executive Exam Centres 2026

The CBT will be conducted at multiple cities across India. Some of the notified centres include:

• Agartala
• Agra
• Ahmedabad
• Amritsar
• Bengaluru
• Bhopal
• Bhubaneswar
• Chennai
• Coimbatore
• Delhi
• Ernakulam
• Ghaziabad
• Gorakhpur
• Gurugram
• Guwahati
• Hyderabad
• Jaipur
• Kolkata
• Lucknow
• Madurai
• Mumbai
• Nagpur
• Noida
• Patna
• Pune
• Ranchi
• Salem
• Tiruchirappalli
• Thiruvananthapuram
• Varanasi
• Visakhapatnam
• Warangal

Candidates must provide three test-centre preferences in priority order. Once submitted, the preference cannot be changed.

IOCL Executive Salary 2026

IOCL Executive Allowances and Benefits

In addition to basic pay, selected candidates will be eligible for applicable benefits according to IOCL rules, including:

• Dearness Allowance
• House Rent Allowance / Subsidized Housing Accommodation depending on posting
• Medical Facilities
• Gratuity
• Contributory Provident Fund
• Group Personal Accident Insurance Scheme
• Leave Encashment
• Leave Travel Concession / Leave Fare Assistance
• Contributory Superannuation Benefit Fund Scheme
• Conveyance Advance / Maintenance Reimbursement
• Performance Related Pay

IOCL Executive Posting 2026

Selected candidates may be posted anywhere in India depending upon organisational requirements, including any IndianOil Section, Plant, Unit, Department or Division.

Posting may also be made in an Associate Company, Subsidiary, Group Company, Joint Venture or overseas office at the discretion of the Management.

IOCL Executive Service Bond 2026

Selected candidates must execute a bond to serve IndianOil for a minimum period of 3 years from the date of joining.

IOCL Travel Reimbursement 2026

• Eligible SC / ST / PwBD candidates attending CBT may claim reimbursement of 3rd AC rail fare or actual fare, whichever is lower.
• Eligible candidates attending GD, GT and Personal Interview may claim reimbursement of 2nd AC rail fare or actual fare, whichever is lower.
• The prescribed minimum journey distance and supporting-ticket conditions must be satisfied.
• Candidates must have a bank account in their own name for online reimbursement.

IOCL Executive Important Instructions 2026

• Only Indian nationals are eligible.
• Applications must be submitted online through the IndianOil website.
• Candidates should submit only one application for one post based on their qualification.
• Where multiple applications are submitted, the latest application will be considered and earlier applications rejected.
• All details entered after Complete Registration will be treated as final.
• Valid email ID and mobile number should remain active throughout the recruitment process.
• Applicants should retain the PDF copy of their submitted application.
• No application printout needs to be sent to IndianOil.
• Reserved-category candidates must possess valid supporting certificates.
• Government / PSU / Autonomous Body employees must produce NOC at document verification.
• Shortlisting in CBT does not automatically entitle a candidate to GD, GT or Interview.
• Original documents must be produced during document verification.
• Final appointment is subject to meeting the prescribed medical fitness criteria.
• Canvassing or providing false information may result in disqualification.
• IndianOil reserves the right to modify, restrict, enlarge or cancel the recruitment process.