IOCL Diploma Instrumentation Engineering / Instrumentation & Electronics / Instrumentation & Control Engineering and B.Sc Jobs
IOCL Bongaigaon Refinery Apprentice Recruitment 2026 – 58 Posts, Apply Online
Indian Oil Corporation Limited (IOCL), Bongaigaon Refinery has released Advertisement No. BGR/Appr/2026/04 dated 28 September 2026 for the engagement of Apprentices under the Apprentices Act, 1961/1973. A total of 58 Apprentice vacancies are available for eligible candidates in Trade Apprentice and Technician Apprentice disciplines.
The IOCL Bongaigaon Refinery Apprentice Recruitment 2026 includes opportunities for candidates having a B.Sc. degree in Physics, Mathematics and Chemistry/Industrial Chemistry and candidates holding relevant Diploma qualifications in Instrumentation Engineering and related disciplines.
The online application process started on 28 September 2026 and the last date to complete the required application process is 18 October 2026 at 5:00 PM. Candidates must complete both the NAPS/NATS application and the mandatory Microsoft Forms submission to be considered.
IOCL Bongaigaon Refinery Apprentice Recruitment 2026 – Overview
| Particulars | Details |
|---|---|
| Organization | Indian Oil Corporation Limited (IOCL) |
| Refinery | Bongaigaon Refinery |
| Advertisement No. | BGR/Appr/2026/04 |
| Advertisement Date | 28 September 2026 |
| Recruitment Type | Apprenticeship |
| Total Vacancies | 58 |
| Training Location | IOCL Bongaigaon Refinery |
| Application Mode | Online |
| Application Start Date | 28 September 2026 |
| Last Date to Apply | 18 October 2026, 5:00 PM |
| Selection Process | Merit Based + Document Verification + Medical Fitness |
| Written Examination | No Written Test |
| Age Limit | 18 to 24 years as on 30 September 2026 for UR/EWS |
| Official Website | IOCL |
IOCL Bongaigaon Refinery Apprentice Vacancy 2026
The recruitment has been announced for three Apprentice codes with a total of 58 seats.
| Code | Apprentice Trade/Discipline | Qualification | Training Period | Total Seats |
|---|---|---|---|---|
| 101 | Trade Apprentice – Attendant Operator (Chemical Plant) | 3-year B.Sc. with Maths, Physics, Chemistry or Industrial Chemistry | 12 Months | 36 |
| 103 | Trade Apprentice – Boiler, Discipline – Mechanical | 3-year B.Sc. with Maths, Physics, Chemistry or Industrial Chemistry | 24 Months | 14 |
| 107 | Technician Apprentice – Instrumentation | Diploma in Instrumentation Engineering / Instrumentation & Electronics / Instrumentation & Control Engineering / Applied Electronics and Instrumentation Engineering | 12 Months | 8 |
| Total | 58 |
Category-Wise Vacancy
For Code 101, the 36 seats comprise 17 UR, 4 EWS, 3 SC, 1 ST and 11 OBC (NCL).
For Code 103, the 14 seats comprise 6 UR, 1 EWS, 1 SC, 2 ST and 4 OBC (NCL).
For Code 107, the 8 seats comprise 3 UR, 1 EWS, 1 SC, 1 ST and 2 OBC (NCL).
The notification states that the number of seats is tentative and may increase or decrease according to management requirements and applicable reservation directives.
IOCL Bongaigaon Apprentice Eligibility Criteria
Candidates should carefully check the qualification, percentage, age and other apprenticeship conditions before applying.
Educational Qualification
For Apprentice Code 101 – Attendant Operator (Chemical Plant), candidates must possess a 3-year B.Sc. degree with the prescribed combination of subjects, namely Mathematics, Physics and Chemistry or Industrial Chemistry.
For Apprentice Code 103 – Boiler, candidates must also possess a 3-year B.Sc. degree with Mathematics, Physics and Chemistry or Industrial Chemistry.
For Apprentice Code 107 – Technician Apprentice (Instrumentation), candidates must possess a relevant Diploma in one of the specified disciplines, including:
Instrumentation Engineering
Instrumentation & Electronics
Instrumentation & Control Engineering
Applied Electronics and Instrumentation Engineering
The qualification must be from a recognized University/Institute and must have been completed through a regular full-time course.
Minimum Marks
Candidates generally need a minimum of 50% aggregate marks in the prescribed qualification.
For candidates belonging to SC/ST/PwBD categories applying against reserved positions, the minimum qualification marks are relaxed by 5 percentage points, as specified in the notification.
Candidates holding qualifications through part-time, correspondence or distance education modes are not eligible.
Only the specific qualification/discipline prescribed against the relevant Apprentice Code will be accepted.
Age Limit
The candidate must be at least 18 years old and the maximum age is 24 years as on 30 September 2026 for General/EWS candidates.
Upper-age relaxation is applicable as per Government of India guidelines:
SC/ST: Up to 5 years
OBC (NCL): Up to 3 years
PwBD: Up to 10 years, with additional relaxation where applicable under the notified rules
The Matriculation/Class 10 certificate issued by the concerned Board will be accepted as proof of date of birth.
Important Eligibility Conditions
There are several additional conditions for this apprenticeship recruitment.
Candidates whose qualifying examination result is awaited on the eligibility cut-off date are not eligible.
Candidates who have already acquired higher professional qualifications such as BE/B.Tech, MBA, CA, LLB, MCA or equivalent qualifications, or who complete such higher qualifications before joining the apprenticeship, are not eligible.
Candidates with one year or more of job experience after obtaining the prescribed qualification are also not eligible.
Candidates who have completed five years after acquiring the prescribed qualification as on the eligibility date are not eligible.
A candidate possessing the prescribed B.Sc. qualification can apply for only one of Code 101 or Code 103. Candidates applying for more than one Trade/Discipline will have their applications rejected.
Previous Apprenticeship Conditions
Candidates who have previously undergone apprenticeship training may be considered in another trade/discipline subject to the conditions specified in the notification.
IOCL has stated that preference will be given to candidates undertaking apprenticeship training for the first time.
Certain minimum-gap requirements apply to candidates seeking a second apprenticeship, depending on the reason for termination/completion of the earlier apprenticeship.
Candidates whose previous apprenticeship contract was terminated because of failure on their part to comply with the terms of the apprenticeship contract are not eligible.
IOCL Bongaigaon Apprentice Selection Process 2026
There will be no written examination for this recruitment.
Selection will be based on the percentage of marks obtained in the prescribed qualifying examination, arranged in descending order, subject to fulfillment of all eligibility conditions.
The selection process can be summarized as:
Registration on NAPS/NATS portal
Online application for the relevant IOCL opportunity
Submission of mandatory additional details through Microsoft Forms
Preparation of merit list
Document Verification
Pre-engagement Medical Examination
Issue of apprenticeship engagement offer
Tie-Breaking
If two or more candidates have the same percentage of marks, the candidate who is senior in age will receive preference in the merit ranking.
If the date of birth is also the same, the candidate having the higher percentage of marks in Matriculation will be considered higher in merit.
IOCL Apprentice Stipend 2026
The notification does not specify a fixed rupee amount for the monthly stipend in the advertisement.
The stipend will be paid at the rate prescribed under the Apprentices Act, 1961/1973, Apprentices Rules and applicable IOCL guidelines, as amended from time to time.
Selected apprentices will also be provided applicable personal protective equipment such as safety shoes and a helmet, subject to the conditions mentioned in the notification.
IOCL will not provide HRA or company accommodation to apprentices.
Apprenticeship Training Period
The training period varies according to the selected trade:
Code 101 – Attendant Operator (Chemical Plant): 12 months
Code 103 – Boiler: 24 months
Code 107 – Technician Apprentice (Instrumentation): 12 months
The training period may be extended in circumstances permitted under the applicable Apprentices Rules.
Completion of apprenticeship does not create any right to regular employment with IOCL. The notification specifically states that the Corporation has no obligation to offer employment after completion of apprenticeship.
How to Apply for IOCL Bongaigaon Apprentice Recruitment 2026
Candidates must complete both Step I and Step II of the application process.
Step 1 – NAPS/NATS Registration and Application
For Codes 101 and 103, candidates have to register/apply through the NAPS portal.
Candidates should visit the apprenticeship portal, search for the relevant Bongaigaon Refinery opportunity and apply for the appropriate trade.
For Code 107, candidates have to register on the NATS portal and apply for the IOCL Bongaigaon Refinery opportunity available on their dashboard.
The Establishment IDs mentioned in the notification are:
NATS Establishment ID: EASCHC000001
NAPS Establishment ID: E07191800001
Candidates must ensure that their personal, educational, category and aggregate-percentage details are correctly updated on the relevant portal before applying.
Step 2 – Microsoft Forms Submission
After successfully applying through NAPS/NATS, candidates must submit the additional information through the mandatory Microsoft Forms link made available through the IOCL website.
The Microsoft Forms submission window is from:
28 September 2026 at 10:00 AM to 18 October 2026 at 5:00 PM.
Completing only one of the two steps will result in an invalid application.
Candidates must use the same email ID and mobile number used for their NAPS/NATS registration.
Important Dates
| Event | Date |
|---|---|
| Advertisement Date | 28 September 2026 |
| Online Application Begins | 28 September 2026, 10:00 AM |
| Last Date for NAPS/NATS and Microsoft Forms | 18 October 2026, 5:00 PM |
| Tentative Document Verification | 4th to 6th November 2026 |
| Selection | Merit Based |
Note: The supplied notification text contains a date of 26.08.2026 against the tentative publication of the list of candidates called for document verification, although the advertisement itself is dated 28.09.2026. Candidates should rely on the latest notice/corrigendum published by IOCL for the final schedule.
IOCL Bongaigaon Apprentice Important Links
| Link | Details |
|---|---|
| Detailed Advertisement | Download Here |
| NAPS Registration (Codes 101 and 103) | Apply Here |
| NATS Registration (Code 107) | Apply Here |
| Official Website | Click Here |
Documents Required for Document Verification
Shortlisted candidates will need to produce original documents along with self-attested copies, including:
Class 10/Matriculation certificate
Class 12 marksheet
Graduation/Diploma semester-wise or year-wise marksheets
Graduation/Diploma certificate
CGPA/OGPA conversion certificate, where applicable
Certificate showing date of publication of result, where required
Regular full-time course certificate, where applicable
SC/ST/OBC (NCL)/EWS/PwBD certificate, as applicable
NAPS/NATS registration details
Required apprenticeship affidavit
Other certificates/documents specified by IOCL
Original valid photo ID
Candidates must also satisfy the prescribed pre-engagement medical fitness requirements.
IOCL Bongaigaon Apprentice Recruitment 2026 – Key Points
Total vacancies: 58
Advertisement No.: BGR/Appr/2026/04
Application mode: Online
Application starts: 28 September 2026
Last date: 18 October 2026, 5:00 PM
Written exam: No
Selection: Merit based
Training: 12 or 24 months depending on trade
Main qualifications: B.Sc. / relevant Diploma
Age: 18–24 years for UR/EWS as on 30 September 2026
Application requires NAPS/NATS + Microsoft Forms
Document Verification: 4–6 November 2026 (tentative)
Apprenticeship completion does not guarantee regular employment with IOCL.
Frequently Asked Questions – IOCL Bongaigaon Apprentice Recruitment 2026
1. How many vacancies are available in IOCL Bongaigaon Refinery Apprentice Recruitment 2026?
IOCL Bongaigaon Refinery has notified a total of 58 Apprentice vacancies under Advertisement No. BGR/Appr/2026/04.
2. What is the last date to apply for IOCL Bongaigaon Apprentice Recruitment 2026?
The last date to complete the online application process is 18 October 2026 at 5:00 PM.
3. Which qualifications are eligible for IOCL Bongaigaon Apprentice Recruitment?
The recruitment includes B.Sc. candidates with Mathematics, Physics and Chemistry/Industrial Chemistry for Codes 101 and 103, and candidates with specified Diploma qualifications in Instrumentation and related disciplines for Code 107.
4. What is the age limit for IOCL Bongaigaon Apprentices?
The minimum age is 18 years and the maximum age is 24 years as on 30 September 2026 for General/EWS candidates. Applicable relaxation is available for reserved categories as per Government rules.
5. Is there any written exam for IOCL Bongaigaon Apprentice Recruitment?
No. The notification states that there will be no written test. Selection will be based on marks obtained in the prescribed qualifying qualification, followed by document verification and medical fitness.
6. How will IOCL prepare the apprentice merit list?
The merit list will be prepared on the basis of the percentage of marks obtained in the prescribed qualification in descending order, subject to the notified eligibility conditions and available seats.
7. Can I apply for more than one trade?
No. A candidate can apply for only one Trade/Discipline. For candidates with the prescribed B.Sc. qualification, the notification specifically states that they may apply for either Code 101 or Code 103, but not both.
8. Is previous apprenticeship experience allowed?
Candidates who have previously undergone apprenticeship training may be considered for another trade/discipline only if they satisfy the conditions specified in the notification, including applicable waiting periods.
9. What is the training period?
The training period is 12 months for Code 101, 24 months for Code 103 and 12 months for Code 107.
10. What is the IOCL Bongaigaon Apprentice stipend?
The stipend will be paid according to the rates prescribed under the Apprentices Act, Apprentices Rules and applicable IOCL guidelines. A fixed monthly amount is not specified in the supplied advertisement.
11. Do candidates have to register on NAPS/NATS?
Yes. Candidates must have a valid and active registration on the relevant apprenticeship portal. Codes 101 and 103 require NAPS, while Code 107 requires NATS registration.
12. Is Microsoft Forms submission compulsory?
Yes. Candidates must first apply through the applicable NAPS/NATS portal and then submit the required additional information through the mandatory Microsoft Forms. Both steps are compulsory.
13. Will IOCL provide accommodation to apprentices?
No. The notification states that company accommodation/HRA will not be provided to apprentices.
14. Does completing the apprenticeship guarantee a permanent job at IOCL?
No. Completion of apprenticeship does not create a right to regular employment, and IOCL has no obligation to offer employment after the apprenticeship period.
Conclusion
IOCL Bongaigaon Refinery Apprentice Recruitment 2026 provides 58 apprenticeship opportunities across Attendant Operator (Chemical Plant), Boiler and Instrumentation disciplines. Eligible candidates should carefully verify their qualification, marks, age, previous apprenticeship status and other conditions before applying.
Applicants should remember that both the NAPS/NATS application and the mandatory Microsoft Forms submission must be completed within the prescribed deadline. Candidates should also keep checking the official IOCL website for document-verification schedules, corrigenda and other recruitment updates.
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