OIL Scientist, Officers & Other Posts Recruitment 2026 | 32 Posts | Apply Now
Job Overview:
| Organization | Oil India Limited |
|---|---|
| Post Name | Scientist, Officers & Other Posts |
| Advt. No. | HRAQ/REC-EX-B/2026-03 |
| Total Vacancies | 32 |
| Qualification | Ph.D / B.E / M.Sc / CA / MBA |
| Job Location | Duliajan, Assam (with pan-India operational postings) |
| Application Starting Date | October 15, 2026 |
| Last Date to Apply | November 14, 2026 |
| Mode of Apply | Online |
| Official Website | www.oil-india.com |
Oil India Limited Recruitment 2026: Apply Now for Scientists, Officers, and Secretarial Posts
Oil India Limited has invited applications from qualified and experienced Indian nationals for Grade A, Grade B, and Grade C positions. Interested candidates can apply online through the official portal before the deadline.
Who Can Apply?
- Indian nationals fulfilling the specific educational and experience criteria for respective posts.
- Candidates possessing requisite degrees such as Ph.D, Bachelor's in Engineering, Masters in Petroleum, or professional qualifications like ICAI / ICMAI.
- Applicants must meet the required post-qualification relevant work experience guidelines as of 14 November 2026.
- Age limits vary by post and category, with standard relaxations applicable for reserved categories.
Important Dates:
| Event | Date |
|---|---|
| Commencement of Online Registration | 15 October 2026 |
| Last Date for Online Registration | 14 November 2026 |
| Date of Computer Based Test (CBT) | 28 December 2026 (Tentative) |
Vacancy Details: OIL
| Post | Vacancies |
|---|---|
| Superintending Research Scientist | 05 |
| Senior Officer (Mechanical) | 14 |
| Senior Officer (Petroleum) | 04 |
| Senior Accounts Officer / Senior Internal Auditor | 06 |
| Hindi Officer (Official Language) | 02 |
| Confidential Secretary | 01 |
| Total | 32 |
Application Fees:
| Category | Fee |
|---|---|
| General / OBC (NCL) | ₹500 + Applicable taxes |
| SC / ST / PwBD / EWS / Ex-Servicemen | Nil |
Educational Qualifications: OIL
| Post | Qualification |
|---|---|
| Superintending Research Scientist | Ph.D. in Chemistry / Geology / Chemical Engineering / Petroleum Engineering with relevant Master's Degree |
| Senior Officer (Mechanical) | Bachelor's Degree in Mechanical Engineering with minimum 65% marks |
| Senior Officer (Petroleum) | Masters degree in Petroleum Engineering / Technology with minimum 60% marks |
| Senior Accounts Officer / Senior Internal Auditor | Associate Member of ICAI / ICMAI |
| Hindi Officer (Official Language) | Post Graduate Degree in Hindi |
| Confidential Secretary | Graduate with 01/02 years Diploma in Secretarial Practice or equivalent |
Age Limit:
| Post | Age Range |
|---|---|
| Superintending Research Scientist | UR: 37, OBC(NCL): 40, SC: 42 |
| Senior Officer (Mechanical) | UR: 27, OBC(NCL): 30, SC/ST: 32, EWS: 27 |
| Senior Officer (Petroleum) | UR: 29, OBC(NCL): 32 |
| Senior Accounts Officer / Senior Internal Auditor | UR: 29, OBC(NCL): 32, SC: 34 |
| Hindi Officer (Official Language) | UR: 29, OBC(NCL): 32 |
| Confidential Secretary | GEN/EWS: 37, OBC(NCL): 40, SC/ST: 42 |
Selection Process: OIL
- Computer Based Test (CBT)
- Personal Interview (PI) or Proficiency Test / Skill Test depending on the post
About OIL:
Oil India Limited (OIL) is a premier Maharatna Public Sector Undertaking under the Ministry of Petroleum and Natural Gas, Government India, engaged in the exploration, production, and transportation of crude oil and natural gas.
How to Prepare
Our tips, based only on what the notification asks for:
- Review the detailed notification to understand the specific syllabus and role-based requirements for the Computer Based Test (CBT).
- Practice time management as the CBT duration is 1 hour and 30 minutes for 100 marks.
- Prepare thoroughly for domain-specific subjects if applying for specialized engineering or research roles.
- Ensure all technical proficiency or skill test criteria (such as shorthand or translation) are practiced if applicable to your applied post.
What the Notification Does Not Mention
- The exact syllabus topics for the Computer Based Test are not explicitly detailed beyond total marks and duration.
- Exact date for the release of admit cards is not specified apart from a tentative CBT date of 28 December 2026.
How to Apply: OIL
- Visit the official application portal and click on 'To Register' to initiate the registration process.
- Fill in basic personal and contact details to receive your User ID and Password via email or SMS.
- Log in again using the credentials to complete the detailed application form including personal, educational, and experience details.
- Upload scanned copies of your recent passport-size photograph and signature as per the given specifications.
- Pay the applicable non-refundable application fee online via the SBI e-Pay Lite gateway and take a printout of the submitted application form.
Check eligibility criteria carefully before applying online to avoid rejection.
Important Links:
| Events | Links |
|---|---|
| Official Notification | Click Here |
| Official Website | Click Here |
| Apply Online | Click Here |
Frequently Asked Questions:
What is the last date to apply for OIL Scientist, Officers & Other Posts?
The last date to apply is November 14, 2026.
How many vacancies are there?
There are 32 vacancies in total.
What is the application fee?
General / OBC (NCL): ₹500 + Applicable taxes; SC / ST / PwBD / EWS / Ex-Servicemen: Nil.
What qualification is required?
Required qualification: Ph.D / B.E / M.Sc / CA / MBA. See the eligibility section above for details.
Can freshers apply for these posts?
No, most posts require mandatory post-qualification relevant work experience.
What is the mode of application?
Applications must be submitted strictly online through the official portal.
Is there any application fee for SC/ST candidates?
No, SC, ST, PwBD, EWS, and Ex-Servicemen are exempted from paying the application fee.
Stay safe: Pay the application fee only on the official website. No agent or coaching centre can get you selected in the OIL recruitment.
Source: the official OIL notification (Advt. No. HRAQ/REC-EX-B/2026-03).
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Disclaimer: This job post is for information only. All applications and questions should go to OIL through the official process.
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