OIL India Recruitment 2026 Oil India Limited (OIL) has released a fresh recruitment notification for contractual engagement at its Field Headquarters (FHQ), Duliajan, Assam. The current official advertisement includes vacancies for Contractual Mechanical Supervisor, Contractual Instrumentation Technician and Contractual Assistant Diesel Mechanic. The last date mentioned by OIL is 26 August 2026.
OIL India Recruitment 2026 – Overview
| Particulars | Details |
|---|---|
| Organization | Oil India Limited (OIL) |
| Advertisement | Contractual engagement |
| Posts | Mechanical Supervisor, Instrumentation Technician, Assistant Diesel Mechanic |
| Job Location | FHQ, Duliajan, Assam |
| Nature of Job | Contractual |
| Application Mode | As prescribed in the official notification |
| Last Date | 26 August 2026, 11:59 PM |
| Official Website | Oil India Limited |
OIL’s official advertisement page currently lists this notification with a closing date of 26/08/2026 at 11:59 PM.
Vacancy Details
| Post Name | Vacancy |
|---|---|
| Contractual Mechanical Supervisor | 01 |
| Contractual Instrumentation Technician | 01 |
| Contractual Assistant Diesel Mechanic | 01 |
| Total | 03 |
Important: The current OIL advertisement confirms these three posts, but the searchable official page does not expose the vacancy breakup or full eligibility details in its HTML. Therefore, I would not recommend copying the older 2024 figures for this 2026 notification.
Job Responsibilities
The nature of work is technical/field-based and related to OIL’s operational installations at Duliajan. Similar OIL contractual technical engagements involve equipment operation, preventive maintenance, pumps, motors, valves, tank-farm activities and related field operations.
Mechanical Supervisor
- Supervision of mechanical maintenance activities.
- Operation and maintenance of pumps and associated equipment.
- Tank-farm and field equipment activities.
- Preventive maintenance and preparation of maintenance reports.
Instrumentation Technician
- Maintenance and servicing of instrumentation equipment.
- Checking and troubleshooting instruments and control systems.
- Supporting field operations and maintenance activities.
Assistant Diesel Mechanic
- Operation and maintenance of diesel-powered equipment.
- Maintenance of pumps, motors, compressors and related machinery.
- Assisting operators in field/tank-farm activities.
Selection Process
The exact selection procedure should be followed as stated in the 2026 notification. OIL has previously used walk-in practical/skill tests and personal assessments for similar contractual technical posts.
Important Dates
| Event | Date |
|---|---|
| Notification | August 2026 |
| Last Date to Apply | 26 August 2026 |
| Closing Time | 11:59 PM |
How to Apply
- Visit the official OIL India Advertisement page.
- Find “Advertisement for Engagement of Contractual Mechanical Supervisor, Contractual Instrumentation Technician and Contractual Assistant Diesel Mechanic for Field Headquarters (FHQ), OIL, Duliajan.”
- Download the 354.57 KB official notification.
- Read the eligibility, experience, age limit and application instructions carefully.
- Submit the application in the manner specified in the notification before 26 August 2026, 11:59 PM.
Important Link:
| Application Form | Click Here |
| Official Notification | Click Here |
| Other Oil Job | Click Here |
| Official Website | Click Here |
FAQs – OIL India Recruitment 2026 –
1. What is OIL India Recruitment 2026?
Oil India Limited has invited applications for contractual engagement to the posts of Mechanical Supervisor, Instrumentation Technician and Assistant Diesel Mechanic at its Field Headquarters (FHQ), Duliajan, Assam.
2. What are the posts available?
The recruitment is for:
- Contractual Mechanical Supervisor
- Contractual Instrumentation Technician
- Contractual Assistant Diesel Mechanic
3. Where is the job location?
The engagement is at Field Headquarters (FHQ), OIL, Duliajan, Assam.
4. What is the last date to apply?
The last date is 26 August 2026 up to 11:59 PM.
5. Is this a permanent government job?
No. This notification is specifically for contractual engagement with Oil India Limited.
6. What is the application mode?
Candidates should follow the application procedure given in the official OIL India advertisement/document.
7. What is the selection process?
Candidates should check the detailed 2026 advertisement for the exact selection procedure, including any applicable skill/practical assessment or personal assessment.
8. Where can I download the official notification?
The notification is available on the official Oil India Limited Advertisement page. OIL India Advertisement List
9. Can candidates from Assam apply?
Interested candidates should check the detailed notification for the specific eligibility and domicile requirements applicable to each post.
10. How can I check updates about this recruitment?
Candidates should regularly check OIL India’s official recruitment/advertisement pages. OIL also warns candidates against fake appointment letters and fraudulent job offers.
11. What should candidates do before applying?
Candidates should carefully read the official notification, verify their qualification and experience, and keep the required documents ready before submitting the application.
12. What is the official website of Oil India Limited?
Oil India Limited Official Website
