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Last Date to Apply – 18 December 2025 (5:00 PM)
IOCL Guwahati Refinery Apprentice Recruitment 2025
Indian Oil Corporation Limited (IOCL), a Fortune Global 500 enterprise, is inviting applications for 82 apprentice positions at its Guwahati Refinery, Noonmati. Published under Adv. No. GR/P/APP/2025-26 dated 28 November 2025, this drive is part of IOCL’s ongoing skill-building initiative aligned with the Apprentices Act, 1961/1973 (as amended).
Opportunities span Trade and Technician disciplines including Chemical, Mechanical, Electrical, Instrumentation, Fitter, Boiler, Secretarial Assistant, Accountant, and Data Entry. No written test is conducted; selection is purely merit-based on qualifying exam marks, with tie-breaking by age and then Class X percentage.
Eligible candidates must register on NATS/NAPS, then complete the IOCL application online. The deadline is 18 December 2025 (5:00 PM). Apply for only one discipline and ensure consistent details across portals to avoid rejection.
Job overview – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Detail | Information |
|---|---|
| Organisation | Indian Oil Corporation Limited (Guwahati Refinery) |
| Advertisement No. | GR/P/APP/2025-26 |
| Total vacancies | 82 |
| Selection | Merit-based on qualifying exam marks; no written test |
| Application mode | Online via NATS/NAPS and IOCL portal |
Important dates – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Event | Date |
|---|---|
| Opening of online application (NATS/NAPS & IOCL portal) | 28-11-2025 (10:00 Hrs) |
| Last date for online application | 18-12-2025 (17:00 Hrs) |
| Tentative publication of DV list | 27-12-2025 |
| Tentative document verification | 02-01-2026 to 07-01-2026 |
Vacancy details – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Code | Trade/Discipline | Qualification | Training period | Total |
|---|---|---|---|---|
| 101 | Trade Apprentice – Attendant Operator (Chemical Plant) | 3-year B.Sc (Maths/Physics/Chemistry or Industrial Chemistry) | 12 months | 17 |
| 102 | Trade Apprentice (Fitter) – Mechanical | Matric + ITI (Fitter), 2-year duration | 12 months | 4 |
| 103 | Trade Apprentice (Boiler) – Mechanical | 3-year B.Sc (Maths/Physics/Chemistry or Industrial Chemistry) | 24 months | 8 |
| 104 | Technician Apprentice – Chemical | 3-year Diploma in Chemical/ Petrochemical/ Chemical Technology/ Refinery & Petrochemical Engg. | 12 months | 20 |
| 105 | Technician Apprentice – Mechanical | 3-year Diploma in Mechanical Engg. | 12 months | 11 |
| 106 | Technician Apprentice – Electrical | 3-year Diploma in Electrical/ Electrical & Electronics Engg. | 12 months | 11 |
| 107 | Technician Apprentice – Instrumentation | 3-year Diploma in Instrumentation/ Instrumentation & Electronics/ Instrumentation & Control/ Applied Electronics & Instrumentation | 12 months | 4 |
| 108 | Trade Apprentice – Secretarial Assistant | 3-year B.A./B.Sc./B.Com | 15 months | 2 |
| 109 | Trade Apprentice – Accountant | 3-year B.Com | 12 months | 1 |
| 110 | Trade Apprentice – Data Entry Operator (Fresher) | Class XII pass | 12 months | 3 |
| 111 | Trade Apprentice – Data Entry Operator (Skill Certificate) | Class XII + Skill Certificate in ‘Domestic Data Entry Operator’ | 12 months | 1 |
| Total | 82 | |||
Age limit – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Category | Age |
|---|---|
| General/EWS | 18–24 years as on 30-11-2025 |
| SC/ST | Relaxation up to 5 years (as per Govt. guidelines) |
| OBC (NCL) | Relaxation up to 3 years (as per Govt. guidelines) |
| PwBD | Relaxation up to 10 years; additional relaxation for SC/ST/OBC(NCL) PwBD |
Salary structure – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Component | Details |
|---|---|
| Stipend | Payable as prescribed under Apprentices Act, 1961/1973 and Apprentices Rules, 1992 (as amended) |
| PPE | Safety shoes & helmet (returnable) for codes 101, 102, 103, 104, 105, 106 & 107 |
| Accommodation/HRA | Not provided |
| Leave & holidays | General leave 32 days (8 days per quarter); Casual leave 12 days per year (pro‑rata); holidays as observed at the establishment |
| Insurance | Accident insurance coverage |
Eligibility criteria – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Trade/Discipline | Minimum qualification | Notes |
|---|---|---|
| Technician Apprentices | Regular full-time Diplomas in specified branches | Minimum 50% aggregate (45% for SC/ST/PwBD in reserved seats) |
| Trade Apprentices (Fitter) | Regular full-time ITI (Fitter), 2 years | Pass marks; NCVET/SCVT recognised |
| Attendant Operator (Chemical Plant) | 3-year B.Sc (Maths/Physics/Chemistry or Industrial Chemistry) | Apply under one code only |
| Secretarial Assistant | 3-year B.A./B.Sc./B.Com | Regular full-time only |
| Accountant | 3-year B.Com | Regular full-time only |
| Data Entry Operator (Fresher) | Class XII pass | Fresher apprentice definition applies (no prior institutional training) |
| Data Entry Operator (Skill Cert.) | Class XII + Skill Certificate (less than 1 year) in ‘Domestic Data Entry Operator’ | Awarding body recognised under NSQF/Central Govt. |
Category-wise breakdown – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Category | Seats |
|---|---|
| GEN/UR | 37 |
| OBC (NCL) | 22 |
| SC/ST (combined) | 15 |
| Total | 82 |
Application fee – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Type | Amount |
|---|---|
| Application fee | Not specified in the notification |
How to apply – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Step | Action |
|---|---|
| Step I (NAPS/NATS) | Register on NAPS (Codes 101, 102, 103, 108, 109, 110, 111) or NATS (Codes 104, 105, 106, 107). Apply to IOCL Guwahati Refinery opportunities. |
| Establishment IDs | NATS: EASKMC000002; NAPS: E08191800001 |
| Step II (IOCL portal) | Complete application on https://www.iocrefrecruit.in/iocrefrecruit/index between 28-11-2025 (10:00 Hrs) and 18-12-2025 (17:00 Hrs). |
| Consistency | Ensure details (enrolment/registration IDs, email, mobile) match between NATS/NAPS and IOCL portal. |
Essential links – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Link | Description |
|---|---|
| Detailed Notification (PDF) – IOCL Guwahati Refinery Apprenticeship 2025 | Official advertisement with trade-wise qualifications, category-wise seats, eligibility rules, and application steps. |
| Apply Online – IOCL Refineries Division Portal (Step II) | Submit IOCL application after NATS/NAPS registration; check updates for DV list, schedule, and results. |
| NATS Registration – BOAT Student Login (Diploma/Graduate) | Create/validate BOAT profile and apply to Guwahati Refinery Technician Apprentice opportunities. |
| NAPS Registration – Apprenticeship India Candidate Login (ITI/Class XII) | Register under NAPS and apply to Guwahati Refinery Trade Apprentice opportunities. |
| IndianOil Official Website – Careers & Apprenticeship | Corporate updates, career notices, and apprenticeship notifications across refineries division. |
Documents required – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Document | Purpose |
|---|---|
| Class X (Matric) certificate | Proof of date of birth |
| Class XII marksheet/certificate | Academic proof (as applicable) |
| Semester/year-wise mark sheets (ITI/Diploma/Degree) | Qualifying exam marks (aggregate) |
| Final ITI/Diploma/Degree certificate | Eligibility confirmation |
| CGPA/OGPA to percentage conversion certificate | If applicable |
| Category certificates (SC/ST/OBC(NCL)/EWS/PwBD) | As per prescribed formats |
| Skill certificate (Code 111) | ‘Domestic Data Entry Operator’ certificate (less than 1 year) |
| NATS/NAPS registration printout | Portal application proof |
| Affidavit (Annexure-A) | Compliance for second-time apprenticeship scenarios |
| Photo ID (Aadhaar/PAN/Voter/DL/Passport) | Identity verification |
Exam pattern – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Stage | Details |
|---|---|
| Written Test | Not conducted |
| Merit list | Based on aggregate qualifying exam marks |
| Tie-breaking | Date of birth (senior first); if same, higher Class X percentage |
Selection procedure – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Phase | Details |
|---|---|
| Shortlisting | Merit-based on prescribed qualification marks; preference to first-time apprentices |
| DV list publication (tentative) | 27-12-2025 |
| Document Verification (tentative) | 02-01-2026 to 07-01-2026 |
| Medical fitness | As per Apprentices Act; PwBD per RPwD Act, 2016 |
| Offer of engagement | Issued to candidates found eligible and medically fit |
Job location – IOCL Guwahati Refinery Apprentice Recruitment 2025
| Unit | Address |
|---|---|
| Guwahati Refinery | Indian Oil Corporation Ltd., Guwahati Refinery, Noonmati, Guwahati, Assam, PIN 781020 |
• Apply only for one trade/discipline. • Ensure NATS/NAPS and IOCL application details match. • No claim of employment on completion of apprenticeship. • Seats and reservations may vary per final merit and availability.
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Frequently Asked Questions (FAQs)
1. How many apprentice vacancies are available at IOCL Guwahati Refinery?
There are 82 apprentice vacancies across Trade and Technician disciplines.
2. What is the last date to apply?
The last date to apply online is 18 December 2025 (5:00 PM).
3. Is there a written test for selection?
No written test will be conducted. Selection is purely merit-based on qualifying exam marks.
4. What is the age limit for applicants?
Applicants must be between 18 and 24 years as on 30 November 2025, with relaxations for SC/ST/OBC(NCL)/PwBD as per government rules.
5. What is the stipend for apprentices?
Stipend is payable as prescribed under the Apprentices Act, 1961/1973 and Apprentices Rules, 1992.
6. How do I apply for IOCL Guwahati Apprentice Recruitment?
Candidates must register on NATS/NAPS portals and then complete the application on IOCL’s recruitment portal.
7. What are the required qualifications?
Qualifications vary by trade: ITI, Diploma, B.Sc, B.Com, or Class XII depending on the discipline.
8. Can candidates with prior job experience apply?
No, candidates with one year or more job experience after qualification are not eligible.
9. What documents are required during verification?
Documents include Class X certificate, marksheets, final certificates, category certificates, NATS/NAPS registration printout, affidavit, and photo ID.
10. What is the training period for apprentices?
Training periods range from 12 months to 24 months depending on the trade/discipline.
11. Will apprentices be offered permanent employment after training?
No, IOCL has no obligation to offer permanent employment after completion of apprenticeship.
12. Where is the job location?
The apprenticeship will be at IOCL Guwahati Refinery, Noonmati, Guwahati, Assam, PIN 781020.
