Oil India Limited has announced the Oil India Recruitment 2026 for 32 executive posts in Grades A, B and C, according to the published information. The notification (Advt. HRAQ/REC-EX-B/2026-03), dated 15 October 2026, covers Superintending Research Scientist, Senior Officer (Mechanical and Petroleum), Senior Accounts Officer / Senior Internal Auditor, Hindi Officer and Confidential Secretary posts, with online applications open from 15 October to 14 November 2026.
The selection process consists of a Computer Based Test, tentatively scheduled for 28 December 2026, followed by a personal interview or proficiency / skill test depending on the post. Pay scales range from Rs. 50,000 to Rs. 2,20,000 across the three grades. Eligible candidates should verify the post-wise qualifications and experience requirements on the official website before applying.
RECRUITMENT AT A GLANCE
Quick Job Summary
- Post / Vacancy
- Post Name and Code, Superintending Research Scientist [CH-01], Senior Officer (Mechanical) [ME-02], Senior Officer (Petroleum) [PE-03], Senior Accounts Officer / Senior Internal Auditor [AC-04], Hindi Officer (Official Language) [HO-05]
- Qualification
- Ph.D., PG, Engineering Degree, ICAI / ICMAI, Diploma (post-wise)
- Age Limit
- 29-37
- Last Date
- 2026-11-14
- Exam Date
- 2026-12-28
- Salary
- 50000-220000
Verify all details against the official notification before applying.
Table of Contents
Oil India Recruitment 2026 Overview
| Particulars | Details |
|---|---|
| Recruiting Organisation | Oil India Limited (Maharatna PSU) |
| Advertisement Number | HRAQ/REC-EX-B/2026-03 |
| Notification Date | 15 October 2026 |
| Post Names | Superintending Research Scientist, Senior Officer (Mechanical), Senior Officer (Petroleum), Senior Accounts Officer / Senior Internal Auditor, Hindi Officer (Official Language), Confidential Secretary |
| Total Vacancies | 32 (provisional) |
| Qualification | Ph.D., PG, Engineering Degree, ICAI / ICMAI, Diploma (post-wise) |
| Age Limit | 27 to 37 years for UR (post-wise); relaxations applicable |
| Application Fee | Rs. 500 + taxes (General / OBC-NCL); nil for SC / ST / PwBD / EWS / Ex-Servicemen |
| Application Mode | Online, 15 October to 14 November 2026 |
| Selection Process | Computer Based Test + Personal Interview / Skill Test |
| Pay Scale | Rs. 50,000 to 2,20,000 (grade-wise) |
| Job Location | Duliajan, Assam (Field Headquarters) and other operational areas |
| Official Website | www.oil-india.com |
Important Dates
| Event | Date |
|---|---|
| Notification released | 15 October 2026 |
| Online application opens | 15 October 2026, 4:00 PM |
| Last date to apply | 14 November 2026, 11:00 AM |
| Cut-off date for age, qualification and experience | 14 November 2026 |
| Computer Based Test (tentative) | 28 December 2026 |
Candidates are advised to complete the application well before the deadline to avoid last-minute technical or payment-related issues.
Vacancy Details
A total of 32 provisional vacancies are notified under Grades A, B and C. The post-wise break-up is given below, according to the published information.
| Post Name and Code | Grade | Pay Scale | Vacancies |
|---|---|---|---|
| Superintending Research Scientist [CH-01] | C | Rs. 80,000 – 2,20,000 | 5 |
| Senior Officer (Mechanical) [ME-02] | B | Rs. 60,000 – 1,80,000 | 14 |
| Senior Officer (Petroleum) [PE-03] | B | Rs. 60,000 – 1,80,000 | 4 |
| Senior Accounts Officer / Senior Internal Auditor [AC-04] | B | Rs. 60,000 – 1,80,000 | 6 |
| Hindi Officer (Official Language) [HO-05] | A | Rs. 50,000 – 1,60,000 | 2 |
| Confidential Secretary [CS-06] | A | Rs. 50,000 – 1,60,000 | 1 (PwBD backlog) |
| Total | 32 |
Category-wise Vacancy
| Post Name | UR | OBC (NCL) | SC | ST | EWS | Total |
|---|---|---|---|---|---|---|
| Superintending Research Scientist | 3 | 1 | 1 | – | – | 5 |
| Senior Officer (Mechanical) | 7 | 3 | 2 | 1 | 1 | 14 |
| Senior Officer (Petroleum) | 3 | 1 | – | – | – | 4 |
| Senior Accounts Officer / Senior Internal Auditor | 4 | 1 | 1 | – | – | 6 |
| Hindi Officer | 1 | 1 | – | – | – | 2 |
| Confidential Secretary | – | – | – | – | – | 1 (PwBD backlog) |
Vacancies are provisional and may change as per the company’s requirements. Candidates seeking other PSU engineering openings can also look at the C-DAC recruitment 2026 for project engineer and related posts.
Oil India Recruitment 2026 Eligibility Criteria
The minimum educational qualification and experience requirements differ by post. Candidates must possess the prescribed qualification by the cut-off date of 14 November 2026.
| Post | Qualification Required |
|---|---|
| Superintending Research Scientist [CH-01] | Ph.D. in Chemistry / Geology / Chemical Engineering / Petroleum Engineering with the corresponding Master’s degree (minimum 2 years duration, 60% marks); and minimum 4 years of post-qualification relevant work experience. |
| Senior Officer (Mechanical) [ME-02] | Bachelor’s degree in Mechanical Engineering of minimum 4 years duration with minimum 65% marks (excluding automation / automobile / industrial / power / manufacturing / production / mechatronics / mining / marine / robotics branches). |
| Senior Officer (Petroleum) [PE-03] | Master’s degree in Petroleum Engineering / Technology of minimum 2 years duration with minimum 60% marks, with engineering at graduation level. |
| Senior Accounts Officer / Senior Internal Auditor [AC-04] | Associate Member of ICAI / ICMAI. |
| Hindi Officer (Official Language) [HO-05] | Post Graduate degree in Hindi and minimum 3 years of post-qualification relevant work experience. |
| Confidential Secretary [CS-06] | Graduate with 1/2 years diploma in Secretarial Practice or Modern Office Management or equivalent, with computer knowledge; and minimum 2 years of post-qualification experience. |
Engineering graduates preparing for other technical exams may also find the NICL AO recruitment 2026 relevant, which also tests through an objective-type paper.
Age Limit
Upper age limits vary by post and category as on 14 November 2026:
| Post Name | UR / General / EWS | OBC (NCL) | SC / ST |
|---|---|---|---|
| Superintending Research Scientist | 37 years | 40 years | 42 years (SC) |
| Senior Officer (Mechanical) | 27 years | 30 years | 32 years (SC / ST) |
| Senior Officer (Petroleum) | 29 years | 32 years | – |
| Senior Accounts Officer / Senior Internal Auditor | 29 years | 32 years | 34 years (SC) |
| Hindi Officer | 29 years | 32 years | – |
| Confidential Secretary | 37 years | 40 years | 42 years (SC / ST) |
Age relaxation applies for Jammu and Kashmir domiciled candidates (5 years), PwBD candidates as per government directives, ex-servicemen (5 years), internal Oil India candidates (upper limit up to 54 years), and Ph.D. holders in the relevant discipline (3 years). The maximum upper age limit after all relaxations does not exceed 54 years.
Application Fee
| Category | Fee |
|---|---|
| General / OBC (NCL) | Rs. 500 + applicable taxes |
| SC / ST / PwBD / EWS / Ex-Servicemen | Nil |
The application fee is non-refundable and must be paid online through the SBI e-Pay Lite payment gateway.
Selection Process
- For Grade A and Grade B posts: Computer Based Test (CBT) carrying 100 marks (85% weightage) and Personal Interview carrying 15 marks (15% weightage).
- For Hindi Officer and Confidential Secretary: CBT carrying 100 marks (100% weightage for merit), followed by a qualifying proficiency / skill test (100 marks, qualifying marks 50 out of 100).
Exam Pattern
The total duration of the CBT is 1 hour and 30 minutes. Qualifying marks for the CBT are 50 out of 100 for UR, OBC (NCL) and EWS posts, and 40 out of 100 for SC, ST and PwBD posts. The final score for Grade A and B posts is calculated as (CBT marks out of 100 x 0.85) + PI marks out of 15.
Salary
| Post and Grade | Pay Scale (Rs.) |
|---|---|
| Superintending Research Scientist (Grade C) | 80,000 – 2,20,000 |
| Senior Officer (Mechanical / Petroleum) (Grade B) | 60,000 – 1,80,000 |
| Senior Accounts Officer / Senior Internal Auditor (Grade B) | 60,000 – 1,80,000 |
| Hindi Officer (Grade A) | 50,000 – 1,60,000 |
| Confidential Secretary (Grade A) | 50,000 – 1,60,000 |
Besides basic pay and industrial-pattern DA, benefits include HRA or company accommodation, free medical benefits for self and dependents, gratuity / PF, house building loan, vehicle loan and group insurance as per company rules.
How to Apply
- Visit the official Oil India website at www.oil-india.com and open the recruitment section.
- Click on the registration link and fill up personal and contact details.
- Verify your mobile number and email ID using the separate OTPs sent.
- Re-login using the received User ID and password to complete the application, filling in personal, additional, communication and qualification details.
- Upload a scanned digital image of your recent passport-size photograph (100 KB to 200 KB) and signature in black ink (80 KB to 150 KB).
- Preview the application form, submit it, and proceed to the SBI e-Pay Lite payment gateway to pay the fee.
- Take a printout of the submitted application form for future reference.
Documents to Keep Ready
- Educational qualification certificates and mark sheets
- Experience certificates (where required)
- Recent passport-size photograph and signature scans
- Caste / category certificate, if applicable
- PwBD / ex-serviceman certificates, if applicable
- Valid photo identity proof
Important Links
| Link | Details |
|---|---|
| Official Website | Oil India Limited portal |
| Apply Online | Online application through the official Oil India website |
| Download Notification / Advertisement | Detailed advertisement (Advt. HRAQ/REC-EX-B/2026-03) |
Apply only through the official Oil India website. The detailed notification, including post-wise experience requirements, is available in the recruitment section of the site.
Oil India Recruitment 2026 FAQs
What is the last date to apply for Oil India Recruitment 2026?
The last date for submission of the online application is 14 November 2026 at 11:00 AM, according to the published information. Applications opened on 15 October 2026 at 4:00 PM.
How many vacancies are there in Oil India Recruitment 2026?
A total of 32 provisional vacancies are announced across Grades A, B and C: Superintending Research Scientist (5), Senior Officer Mechanical (14), Senior Officer Petroleum (4), Senior Accounts Officer / Senior Internal Auditor (6), Hindi Officer (2) and Confidential Secretary (1).
What is the selection process for Oil India Recruitment 2026?
For Grade A and B posts, selection is through a Computer Based Test (100 marks, 85% weightage) and a Personal Interview (15 marks, 15% weightage). Hindi Officer and Confidential Secretary posts have a CBT followed by a qualifying proficiency or skill test.
When is the Oil India CBT 2026 scheduled?
The Computer Based Test is tentatively scheduled for 28 December 2026. The exact date will be communicated through the admit card, so candidates should verify on the official website.
What is the application fee for Oil India Recruitment 2026?
General and OBC (NCL) candidates pay Rs. 500 plus applicable taxes. SC, ST, PwBD, EWS and Ex-Servicemen candidates are exempted from the fee.
What is the age limit for Oil India Recruitment 2026?
Upper age limits vary by post, ranging from 27 to 37 years for UR candidates as on 14 November 2026, with relaxations for OBC, SC / ST, PwBD, ex-servicemen and internal candidates as per the notification.
What is the salary in Oil India Recruitment 2026?
Pay scales range from Rs. 50,000 to Rs. 2,20,000 depending on the grade: Grade C (80,000-2,20,000), Grade B (60,000-1,80,000) and Grade A (50,000-1,60,000), plus DA, HRA and other company benefits.
Disclaimer: This article is based on the officially published notification for Oil India Recruitment 2026 (Advt. HRAQ/REC-EX-B/2026-03). Candidates should verify all post-wise details, including qualifications and experience requirements, on the official website www.oil-india.com before applying.
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