Oil India Limited (OIL), Duliajan, has opened the doors to exciting opportunities with its 2025 recruitment drive for 10 crucial posts. If you have a passion for mechanical work and want to be part of a prestigious PSU, this is your moment. Don’t miss the chance to apply for Assistant Fitter, Assistant Diesel Mechanic, and Mechanical Supervisor positions and take a leap towards a rewarding future with Oil India Limited.
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Oil India Limited Duliajan Recruitment : Key Details

| Name of Organization | Oil India Limited |
| Name of the Post | Assistant Fitter, Assistant Diesel Mechanic, Mechanical Supervisor |
| No. of Posts | 10 |
| Walk-in Date | 2, 4 & 7 July 2025 |
Oil India Limited Duliajan Recruitment 2025 Overview
Oil India Limited, a leading public sector enterprise in the oil and gas industry, is inviting applications for 10 contractual vacancies at its Duliajan location. These posts are vital for the smooth operation and maintenance of mechanical equipment and infrastructure.
| Post Name | Number of Posts | Category-wise Distribution |
|---|---|---|
| Assistant Fitter | 4 | UR-2, ST-1, OBC-NCL-1 |
| Assistant Diesel Mechanic | 4 | UR-1, SC-1, OBC-NCL-1, EWS-1 |
| Mechanical Supervisor | 2 | UR-1, OBC-NCL-1 |
Eligibility Criteria and Qualifications
1. Assistant Fitter
- Education: Class 10th pass from a recognized board
- Trade Certificate: Fitter trade from a recognized institute
- Experience: Minimum 2 years in operation and maintenance of reciprocating compressors, pumps, gas pipeline jobs, mechanical workshop setups, or crude oil storage tanks in Govt./PSU/Private sectors serving E&P companies
2. Assistant Diesel Mechanic
- Education: Class 10th pass from a recognized board
- Trade Certificate: Diesel Mechanic trade from a recognized institute
- Experience: Minimum 2 years in relevant mechanical operations and maintenance as above
3. Mechanical Supervisor
- Education: Class 10th pass
- Diploma: 3 years Diploma in Mechanical Engineering
- Experience: Minimum 2 years in relevant mechanical operations and maintenance as above
Age Limit:
- General: 30 years
- OBC-NCL: 33 years
- SC/ST: 35 years
Walk-in Dates:
- Assistant Diesel Mechanic: 2nd July 2025
- Mechanical Supervisor: 4th July 2025
- Assistant Fitter: 7th July 2025
Venue: Duliajan Club, Oil India Limited, Duliajan
Registration Time: 7:00 AM to 9:00 AM
Salary and Benefits
- Fixed Monthly Emolument: ₹21,450 (based on attendance including paid leave and holidays)
- Variable Emolument: ₹825 per working day
This competitive pay package reflects Oil India Limited’s commitment to rewarding skilled professionals who contribute to the company’s operational excellence.
How to Apply for Oil India Limited Duliajan Recruitment 2025
Interested candidates must attend the walk-in practical/skill test cum personal assessment on the specified dates. Applicants should bring the following:
- Filled Personal Bio-Data (available in the official advertisement)
- One recent colored photograph (3cm x 3cm)
- Original and self-attested copies of all relevant documents such as:
- Identity and Address Proof
- Class 10th Marksheet and Pass Certificate
- Trade/Diploma Certificates
- Work Experience Certificates
- Caste, Non-Creamy Layer, Income & Asset Certificates (if applicable)
- Disability Certificate (if applicable)
- No Objection Certificate (if currently employed)
Registration will be strictly from 7:00 AM to 9:00 AM on the respective walk-in dates.
Important Links of Oil India Limited Duliajan Recruitment
Frequently Asked Questions (FAQs)
Q1: What is the last date for walk-in registration?
Walk-in registrations are scheduled on 2nd, 4th, and 7th July 2025 for different posts, from 7:00 AM to 9:00 AM.
Q2: Can freshers apply for these posts?
No, candidates must have a minimum of 2 years post-qualification work experience in relevant fields.
Q3: Is there any application fee?
The recruitment is based on walk-in interviews; no application fee is mentioned.
Q4: What documents are mandatory to bring for the walk-in?
Candidates must bring original and self-attested copies of educational certificates, experience certificates, caste certificates (if applicable), identity and address proofs, and a recent photograph.
Q5: Where will the walk-in interview be conducted?
At Duliajan Club, Oil India Limited, Duliajan.






