Oil India Limited Recruitment 2026: Apply Online for 32 Grade A, B & C Posts

Oil India Limited Recruitment 2026: Oil India Limited (OIL), a Maharatna Public Sector Undertaking, has released Advertisement No. HRAQ/REC-EX-B/2026-03 dated 15 October 2026 inviting applications from eligible Indian nationals for recruitment to Grade A, Grade B and Grade C positions. The notification includes vacancies for Superintending Research Scientist, Senior Officer, Senior Accounts Officer/Senior Internal Auditor, Hindi Officer and Confidential Secretary.

A total of 32 vacancies are listed in the advertisement. Eligible candidates can submit their applications online through the official Oil India Limited website from 15 October 2026. The last date to apply online is 14 November 2026.

Candidates interested in Oil India Limited Recruitment 2026 should check the post-wise vacancies, educational qualifications, age limits, work experience requirements, salary, application fees and selection process before applying.

Oil India Limited Recruitment 2026: Overview

Post-Wise Vacancy Details

The advertisement lists 32 vacancies across six post names and three grades.

The number of vacancies is provisional and may change according to the company’s actual requirements.

Important Dates

Candidates should note the following dates before completing the online application.

The application timings are based on the server time specified in the official advertisement. The exact CBT date will be communicated when admit cards are issued.

Eligibility Criteria

Candidates must meet the educational qualification, age limit and, where applicable, relevant post-qualification work experience requirements for their chosen post. All eligibility conditions are assessed with 14 November 2026 as the cut-off date.

1. Superintending Research Scientist — Grade C

Post Code: CH-01

Vacancies: 5

Educational Qualification:

Candidates must possess a PhD in one of the following disciplines, along with the specified master’s degree:

• PhD in Chemistry with an M.Sc. in Chemistry of at least two years’ duration and a minimum of 60% marks; or
• PhD in Geology with a master’s degree in Geology/Applied Geology of at least two years’ duration and a minimum of 60% marks; or
• PhD in Chemical Engineering with a master’s degree in Chemical Engineering of at least two years’ duration and a minimum of 60% marks; or
• PhD in Petroleum Engineering with a master’s degree in Petroleum Engineering of at least two years’ duration and a minimum of 60% marks.

Work Experience: At least four years of relevant post-qualification work experience.

Upper Age Limit:

• UR: 37 years
• OBC (NCL): 40 years
• SC: 42 years

Relevant experience must relate to eligible scientific, engineering, research and development, technology development or applied engineering activities in the specified domains.

2. Senior Officer (Mechanical) — Grade B

Post Code: ME-02

Vacancies: 14

Educational Qualification:

Candidates must possess a bachelor’s degree in Mechanical Engineering of at least four years’ duration with a minimum of 65% marks.

Degrees in Automation, Automobile, Industrial, Power, Manufacturing, Production, Mechatronics, Mining, Marine, Robotics and similar engineering disciplines are excluded under the stated qualification criteria.

Upper Age Limit:

• UR: 27 years
• OBC (NCL): 30 years
• SC: 32 years
• ST: 32 years
• EWS: 27 years

The advertisement does not specify a separate minimum work-experience requirement for this post.

3. Senior Officer (Petroleum) — Grade B

Post Code: PE-03

Vacancies: 4

Educational Qualification:

Candidates must possess a master’s degree in Petroleum Engineering/Technology of at least two years’ duration with a minimum of 60% marks. Candidates must also have an engineering qualification at the graduation level.

Upper Age Limit:

• UR: 29 years
• OBC (NCL): 32 years

The advertisement does not specify a separate minimum work-experience requirement for this post.

4. Senior Accounts Officer/Senior Internal Auditor — Grade B

Post Code: AC-04

Vacancies: 6

Educational Qualification:

Candidates must be an Associate Member of ICAI or ICMAI.

Candidates who do not possess the required ICAI/ICMAI membership certificate are not eligible to apply.

Upper Age Limit:

• UR: 29 years
• OBC (NCL): 32 years
• SC: 34 years

The advertisement does not specify a separate minimum work-experience requirement for this post. The three-year service bond applicable to other notified Grade B posts does not apply to Post Code AC-04.

5. Hindi Officer (Official Language) — Grade A

Post Code: HO-05

Vacancies: 2

Educational Qualification:

Candidates must possess a postgraduate degree in Hindi.

Work Experience: At least three years of relevant post-qualification work experience in official language implementation or promotion, translation or related activities.

Upper Age Limit:

• UR: 29 years
• OBC (NCL): 32 years

The job involves implementing official language policies, translating documents between Hindi and English, preparing bilingual documents and monitoring Rajbhasha-related activities.

6. Confidential Secretary — Grade A

Post Code: CS-06

Vacancies: 1 backlog vacancy for PwBD.

Educational Qualification:

Candidates must be graduates with one of the following:

• A one- or two-year diploma in Secretarial Practice;
• A diploma in Modern Office Management/Secretarial Practice;
• An Executive Assistant diploma; or
• An equivalent qualification with knowledge of computer applications.

Work Experience: At least two years of relevant post-qualification experience in secretarial functions.

Candidates should have proficiency in shorthand and transcription.

Upper Age Limit:

• General/EWS: 37 years
• OBC (NCL): 40 years
• SC/ST: 42 years

The notified vacancy is identified as a backlog vacancy for Persons with Benchmark Disabilities (PwBD), subject to the conditions in the advertisement.

Salary and Pay Scale

Selected candidates will receive salary according to the grade and applicable pay scale.

The advertisement states the approximate gross emoluments. Actual compensation and applicable benefits will be governed by company rules.

Additional Benefits

In addition to basic pay and industrial pattern dearness allowance, the advertisement lists benefits such as:

• House Rent Allowance (HRA) or company-leased/self-lease accommodation;
• Medical benefits for employees and dependants;
• Gratuity and Provident Fund;
• House Building Loan;
• Vehicle Loan; and
• Group Insurance.

Application Fee

Candidates must pay the applicable non-refundable application fee while submitting the online application.

The application fee must be paid online through the SBI e-Pay Lite payment gateway. The fee, once paid, will not be refunded under any circumstances.

Selection Process

The selection process differs according to the grade and post.

Selection Process for Grade B and Grade C

For Superintending Research Scientist (Grade C) and the Grade B posts, the selection process consists of:

1. Computer Based Test (CBT)
2. Personal Interview (PI)

CBT Qualifying Marks:

• UR, OBC (NCL) and EWS: 50 out of 100.
• SC, ST and PwBD: 40 out of 100, as specified for the relevant reserved posts.

There are no separate qualifying marks for the personal interview.

The final score will be calculated using the following formula:

Final Score = (CBT Marks Obtained × 0.85) + Personal Interview Marks

Candidates qualifying in the CBT will be called for the personal interview in a ratio of 1:5, based on CBT marks. The final merit list will be prepared in descending order of the combined score.

Selection Process for Grade A

For Hindi Officer and Confidential Secretary, the selection process consists of:

1. Computer Based Test (CBT)
2. Proficiency Test/Skill Test

CBT Qualifying Marks:

• UR and OBC (NCL): 50 out of 100.
• PwBD: 40 out of 100, as specified in the advertisement.

The proficiency/skill test requires a minimum of 50 out of 100 marks. It carries no weightage in the final merit list.

Candidates qualifying in the CBT will be shortlisted for the proficiency/skill test in a ratio of 1:2.

The test components will include:

• Hindi Officer: Translation, essay writing, computer application and bilingual typing, as applicable.
• Confidential Secretary: Shorthand and transcription.

The CBT will have a duration of 1 hour and 30 minutes. Compensatory time will be provided to eligible candidates with benchmark disabilities in accordance with the advertisement and applicable government guidelines.

Age Relaxation

The upper age limits differ by post and category. The advertisement also provides for the following relaxations, subject to eligibility and the prescribed documentation:

• Candidates ordinarily domiciled in Jammu and Kashmir from 1 January 1980 to 31 December 1989: 5 years.
• Ex-Servicemen: 5 years.
• Persons with Benchmark Disabilities: As per applicable Government of India directives.
• Eligible internal candidates of Oil India Limited: Upper age limit of 54 years.
• Candidates holding a PhD in the relevant discipline: 3 years’ age relaxation for the posts covered by the advertisement.

After all applicable relaxations, the maximum upper age limit cannot exceed 54 years.

Candidates should consult the full advertisement for the specific provisions applicable to their category and post.

How to Apply Online

Eligible candidates can follow these steps to submit their applications.

1. Visit the official website of Oil India Limited: https://www.oil-india.com/
2. Locate the recruitment notification bearing Advertisement No. HRAQ/REC-EX-B/2026-03.
3. Open the online application or registration link and read the full advertisement carefully.
4. Complete the registration by entering the required personal and contact details.
5. Verify your mobile number and email address using the OTPs sent by the application system.
6. Note the Application Sequence Number/User ID and password received after registration.
7. Log in and complete the personal, communication, educational qualification and experience details, wherever applicable.
8. Upload your recent passport-size photograph and scanned signature in the prescribed format.
9. Preview the application and verify all entered information before submission.
10. Pay the applicable application fee online through SBI e-Pay Lite, if required.
11. Submit the application and save or print the completed application form for future reference.

Important: The advertisement states that the application cannot be edited after final submission. Candidates should carefully verify their details before submitting the form.

Documents Required

Candidates should keep the relevant documents ready before applying and for subsequent verification.

• Matriculation/Class 10 certificate or marksheet showing date of birth;
• Degree or diploma certificates and relevant marksheets;
• Proof of equivalent educational qualifications, if applicable;
• Relevant post-qualification work-experience certificates, where required;
• Recent passport-size colour photograph;
• Scanned signature in JPG/JPEG format;
• SC/ST/OBC (NCL)/EWS/PwBD category certificates, wherever applicable;
• Ex-Servicemen discharge or service documents, if applicable;
• Employer’s No Objection Certificate (NOC), where required for government or PSU employees; and
• Supporting employment records and documents detailing job responsibilities, where work experience is required.

For experience-based posts, candidates must provide the prescribed experience certificate and supporting documents. The advertisement specifies additional documentary proof requirements for past and current employment.

Important Instructions for Applicants

• Only Indian nationals are eligible to apply.
• The cut-off date for age, qualification and experience is 14 November 2026.
• Qualifications must be recognized by the appropriate statutory authorities.
• Only eligible full-time post-qualification work experience will be considered where experience is prescribed.
• Candidates should provide accurate information and upload valid supporting documents.
• Eligible Grade B candidates, except those applying for Post Code AC-04, must execute a service bond for a minimum of three years from joining.
• Provisionally selected candidates must undergo the prescribed pre-employment medical examination.
• Selected candidates may be posted at any OIL operational area or office according to company requirements.
• Candidates should rely on the official Oil India Limited website for subsequent recruitment announcements and updates.

Important Links

The PDF provides the official website but does not include a direct application URL in the extracted advertisement text. Candidates should use the recruitment link published on the official website.

FAQs – Oil India Limited Recruitment 2026