Oil India Limited (OIL), a Maharatna Public Sector Undertaking (PSU), has released Recruitment 2026 Advertisement No. HRAQ/REC-EX-B/2026-03 for eligible Indian nationals. The recruitment offers opportunities for experienced professionals and qualified candidates across Grade A, Grade B and Grade C positions. Candidates interested in PSU jobs can check the post-wise vacancies, educational qualifications, age limits, salary structure, selection process and application procedure before submitting their online forms.
The Oil India Limited Recruitment 2026 notification covers positions in research, mechanical engineering, petroleum engineering, accounts, internal auditing, official language and secretarial functions. Applicants should carefully review the eligibility conditions because the required qualifications and work experience differ for each post.
Oil India Limited Recruitment 2026: Overview
Candidates can refer to the following table for the key details of the Oil India recruitment notification.
| Particulars | Details |
|---|---|
| Organization | Oil India Limited (OIL) |
| Advertisement Number | HRAQ/REC-EX-B/2026-03 |
| Recruitment Name | Oil India Limited Recruitment 2026 |
| Job Category | PSU Government Jobs |
| Available Grades | Grade A, Grade B and Grade C |
| Total Vacancies | 22 |
| Application Mode | Online |
| Job Location | Duliajan, Assam, and other OIL locations as required |
| Selection Process | CBT, Interview or Skill/Proficiency Test, depending on the post |
| Application Start Date | 15 October 2026, from 4:00 PM |
| Last Date to Apply | 14 November 2026, until 11:00 AM |
| Eligibility Cut-off Date | 14 November 2026 |
| Official Website | https://www.oil-india.com |
Candidates should rely on the official Oil India website for the latest updates, corrections and recruitment announcements.
Oil India Recruitment 2026: Vacancy Details
According to the notification, a total of 22 vacancies have been advertised across six post categories. The vacancy distribution is given below.
| Post Name | Grade | Post Code | Vacancies |
|---|---|---|---|
| Superintending Research Scientist | C | CH-01 | 5 |
| Senior Officer (Mechanical) | B | ME-02 | 14 |
| Senior Officer (Petroleum) | B | PE-03 | 4 |
| Senior Accounts Officer / Senior Internal Auditor | B | AC-04 | 6 |
| Hindi Officer (Official Language) | A | HO-05 | 2 |
| Confidential Secretary | A | CS-06 | 1 |
Important: The post-wise figures above are reproduced from the uploaded notification tables, but they add up to 32 rather than 22. Candidates should verify the final vacancy count and post-wise distribution directly in the official notification before applying. Vacancies are provisional and may change according to the organization’s requirements.
Educational Qualification for Oil India Limited Recruitment 2026
The educational requirements for Oil India Limited jobs vary according to the position. Candidates must possess the prescribed qualification from a recognized institution and meet any applicable work experience requirements.
1. Superintending Research Scientist – Grade C
Applicants must have a relevant PhD in one of the specified disciplines, together with the required master’s degree and marks. The notification lists Chemistry, Geology/Applied Geology, Chemical Engineering and Petroleum Engineering as eligible disciplines, subject to the prescribed qualification combinations.
Candidates must also have at least four years of relevant post-qualification work experience in research, development, technology development or applied engineering roles related to oil and gas, energy, chemicals or materials.
2. Senior Officer (Mechanical) – Grade B
Candidates must possess a bachelor’s degree in Mechanical Engineering of at least four years’ duration with a minimum of 65% marks. Certain related engineering disciplines, including automation, automobile, industrial, power, manufacturing, production, mechatronics, mining, marine and robotics engineering, are excluded under the notification.
Applicants should read the detailed qualification requirements before submitting their applications.
3. Senior Officer (Petroleum) – Grade B
Applicants must have a master’s degree in Petroleum Engineering or Technology of at least two years’ duration, with a minimum of 60% marks. Engineering must have been studied at the graduation level.
4. Senior Accounts Officer / Senior Internal Auditor – Grade B
Candidates must be an Associate Member of the Institute of Chartered Accountants of India (ICAI) or the Institute of Cost Accountants of India (ICMAI). Applicants without the required membership certificate are not eligible.
5. Hindi Officer (Official Language) – Grade A
Candidates must have a postgraduate degree in Hindi and at least three years of relevant post-qualification work experience involving official language implementation, promotion or translation.
6. Confidential Secretary – Grade A
Applicants must meet the prescribed graduation and secretarial qualification requirements, including the specified diploma or equivalent qualification and computer application knowledge. A minimum of two years of relevant post-qualification experience in secretarial functions is required.
Oil India Recruitment 2026: Age Limit
The upper age limit varies according to the post and candidate category. The notification calculates age as of 14 November 2026.
| Post | Category | Upper Age Limit |
|---|---|---|
| Superintending Research Scientist | UR | 37 years |
| Superintending Research Scientist | OBC (NCL) | 40 years |
| Superintending Research Scientist | SC | 42 years |
| Senior Officer (Mechanical) | UR / EWS | 27 years |
| Senior Officer (Mechanical) | OBC (NCL) | 30 years |
| Senior Officer (Mechanical) | SC / ST | 32 years |
| Senior Officer (Petroleum) | UR | 29 years |
| Senior Officer (Petroleum) | OBC (NCL) | 32 years |
| Hindi Officer | UR | 29 years |
| Hindi Officer | OBC (NCL) | 32 years |
Age limits for the remaining categories and posts should be checked in the respective tables of the official advertisement. Applicable age relaxations are available under the notification and relevant government rules for eligible categories.
Salary Under Oil India Limited Recruitment 2026
One of the main attractions of Oil India Limited Recruitment 2026 is its executive pay structure and associated benefits. The advertised pay scales differ according to the grade.
| Grade | Pay Scale | Approximate Gross Emoluments at Minimum Scale |
|---|---|---|
| Grade A | ₹50,000–₹1,60,000 | ₹90,000 per month |
| Grade B | ₹60,000–₹1,80,000 | ₹1,20,000 per month |
| Grade C | ₹80,000–₹2,20,000 | ₹1,50,000 per month |
In addition to basic pay and applicable dearness allowance, employees may receive benefits such as HRA or company accommodation, medical facilities for themselves and dependants, gratuity, provident fund, insurance and eligible loans according to company rules.
The actual salary and benefits will depend on the applicable rules, posting and other admissible components.
Oil India Limited Recruitment 2026: Selection Process
The selection procedure depends on the grade and post.
For Grade B and Grade C positions, the selection process consists of a Computer Based Test (CBT) followed by a Personal Interview. The CBT carries 100 marks and contributes 85% to the final score, while the interview carries 15 marks.
The final score for these posts is calculated as follows:
Final Score = (CBT Marks × 0.85) + Personal Interview Marks
For the Grade A posts of Hindi Officer and Confidential Secretary, the selection process consists of a CBT followed by a qualifying proficiency or skill test. The CBT marks determine the final merit list, subject to qualifying the applicable skill test.
The skill test may include translation, essay writing, computer applications and bilingual typing for Hindi Officer, and shorthand and transcription for Confidential Secretary.
Candidates should prepare according to the selection process applicable to their chosen post.
Oil India Recruitment 2026: Application Fee
The application fee specified in the notification is as follows.
| Candidate Category | Application Fee |
|---|---|
| General / OBC (NCL) | ₹500 plus applicable taxes |
| SC / ST / PwBD / EWS / Ex-Servicemen | No fee |
The application fee is non-refundable. Candidates should confirm their eligibility before making payment.
How to Apply Online for Oil India Limited Recruitment 2026
Eligible candidates can follow these steps to complete the online application process.
- Visit the official Oil India Limited website: https://www.oil-india.com.
- Open the Careers or current recruitment section and locate Advertisement No. HRAQ/REC-EX-B/2026-03.
- Read the detailed notification and confirm the eligibility criteria for the intended post.
- Open the online application portal and complete the registration using a valid email address and mobile number.
- Fill in the application form with accurate personal, educational, category and experience details.
- Upload the required recent passport-size photograph and scanned signature in the prescribed format.
- Upload or provide any other details required by the application portal.
- Pay the applicable application fee, if required.
- Review all entered information carefully before submitting the form.
- Submit the application and save or print the confirmation page for future reference.
The notification states that application information cannot be edited after final submission. Therefore, applicants should verify their details carefully before submitting the form.
Important Dates for Oil India Recruitment 2026
| Event | Date and Time |
|---|---|
| Online Application Starts | 15 October 2026, 4:00 PM |
| Online Application Closing Date | 14 November 2026, 11:00 AM |
| Eligibility Cut-off Date | 14 November 2026 |
| Computer Based Test | 28 December 2026 (tentative) |
The CBT date is tentative, and the exact date will be communicated through the admit card or official recruitment updates. Candidates are advised to submit applications well before the closing time to avoid last-minute technical difficulties.
Documents Required for the Application
Candidates should keep the following documents ready, as applicable:
- Matriculation or Class 10 certificate or marksheet as proof of date of birth.
- Degree and diploma certificates with the relevant marksheets.
- Experience certificates and documents supporting the claimed work experience.
- Valid caste, OBC-NCL, EWS or disability certificates, wherever applicable.
- ICAI or ICMAI membership certificate for the relevant accounts post.
- Recent passport-size photograph and scanned signature.
- Valid email address and mobile number.
- No Objection Certificate (NOC), where applicable for candidates employed in government departments or PSUs.
The organization may require additional supporting documents during document verification, interview or skill testing.
Important Instructions for Candidates
Before applying for Oil India Limited Recruitment 2026, candidates should carefully read the complete advertisement and confirm that their qualifications, age and experience match the requirements of the selected post.
Only eligible Indian nationals may apply. Relevant work experience must meet the notification’s requirements, and experience acquired before obtaining the prescribed qualifying degree will not be counted where the advertisement excludes it.
Candidates should use the official Oil India website for application submission and recruitment updates. They should also remain alert to fraudulent job offers and appointment letters, as the company warns applicants against unauthorized recruitment promises.
Important Links
| Description | Link |
|---|---|
| Official Website | Official Website |
| Official Notification PDF | Click Here |
| Apply Link | Click Here |
| More Jobs Updates | Click Here |
Conclusion
Oil India Limited Recruitment 2026 offers opportunities for eligible candidates seeking executive-level careers in a major public sector undertaking. The advertised positions cover research, engineering, accounts, auditing, official language and secretarial functions across Grades A, B and C.
Candidates should review the detailed eligibility criteria, pay scales, application fee, selection procedure and important dates before applying online. As the vacancy figures and other recruitment conditions must be interpreted from the official advertisement, applicants should verify all details against the final notification available on the Oil India Limited website before submitting their forms.
