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Oil and Natural Gas Corporation (ONGC) Limited (ONGC) has officially announced the Computer-Based Test (CBT) date for the Geologists and Engineers at E1 Level posts under Advt. No. 2/2026 (R&P). The online CBT exam is scheduled on 06 September 2026. Candidates appearing for the ONGC CBT exam can also check the selection process, section-wise exam pattern, and exam guidelines in the article below.
ONGC GT Exam Date 2026 Out
The ONGC Graduate Trainee CBT Exam 2026 is scheduled on 6 September 2026. Candidates appearing in the CBT exam for Geologists and Engineers posts can check the official Information Handout PDF given below. ONGC has released the call letter for the Graduate Trainee exam on the official website.
ONGC GT Exam Date Information Handout PDF 2026 – Click Here
ONGC Exam Date 2026: Highlights
| Particulars | Details |
|---|---|
| Organisation | Oil and Natural Gas Corporation (ONGC) |
| Post Names | Engineers and Geologists |
| Level | E1 Level |
| Vacancy | 52 |
| Application Mode | Online |
| Notice Release Date | 10 July 2026 |
| Application Date | 17 July 2026 – 31 July 2026 |
| Exam Date | 6 September 2026 |
| Official Website | ongcindia.com |
| Detailed Notification | PDF Link |
ONGC Recruitment 2026: Important Dates
| Event | Date |
|---|---|
| Notification Released | 10 July 2026 |
| Apply Online Starts | 17th July 2026 |
| Apply Online Closes | 31st July 2026 |
| Exam Date | 6th September 2026 (Tentative) |
ONGC Vacancy 2026
ONGC has released 52 vacancies across the Engineer & Geologist disciplines. The table below shows the detailed category-wise vacancies.
| Engineering Stream | UR | OBC (NCL) | SC | ST | EWS | Total |
|---|---|---|---|---|---|---|
| Petroleum Engineering | 4 | 2 | 2 | 0 | 1 | 9 |
| Mechanical Engineering | 12 | 6 | 5* | 1 | 3 | 27 |
| Chemical Engineering | 4 | 4 | 1 | 0 | 1 | 10 |
| Instrumentation Engineering | 2 | 0 | 0 | 0 | 0 | 2 |
| Geology | 2 | 0 | 1 | 1 | 0 | 4 |
| Grand Total | 24 | 12 | 9 | 2 | 5 | 52 |
ONGC Eligibility Criteria 2026
Candidates must fulfil the eligibility conditions set by ONGC before applying for the Engineers and Geologists posts. Eligibility mainly depends on educational qualifications and age limits, which are usually determined by the discipline candidates applied for.
ONGC Educational Qualification for Engineer & Geologist Posts
| Engineering Stream | Essential Qualification |
|---|---|
| Petroleum Engineering | Graduate Degree in Petroleum Engineering with minimum 60% marks OR Graduate Degree in Applied Petroleum Engineering with minimum 60% marks |
| Mechanical Engineering | Graduate Degree in Mechanical Engineering with minimum 60% marks |
| Chemical Engineering | Graduate Degree in Chemical Engineering with minimum 60% marks |
| Instrumentation Engineering | Graduate Degree in Instrumentation Engineering with minimum 60% marks |
| Geology | Post Graduate Degree in Geology with minimum 60% marks OR M.Sc./M.Tech in Petroleum Geoscience with minimum 60% marks OR M.Sc./M.Tech in Petroleum Geology with minimum 60% marks OR M.Tech in Geological Technology with minimum 60% marks |
ONGC Age Limit
ONGC Age Limit for Geology Stream
| Category | Geology Stream |
|---|---|
| Unreserved (UR) / EWS | 27 Years |
| OBC (NCL) | 30 Years |
| SC / ST | 32 Years |
| PwBD (General/EWS) | 37 Years |
| PwBD (OBC-NCL) | 40 Years |
| PwBD (SC/ST) | 42 Years |
| Ex-Servicemen (General/EWS) | 32 Years |
| Ex-Servicemen (OBC-NCL) | 32 Years |
| Ex-Servicemen (SC/ST) | 32 Years |
| Departmental Candidates | Relaxation as per the respective category and further relaxation to the extent of service rendered in ONGC |
ONGC Age Limit for Engineering Stream
| Category | Engineering Streams |
|---|---|
| Unreserved (UR) / EWS | 26 Years |
| OBC (NCL) | 29 Years |
| SC / ST | 31 Years |
| PwBD (General/EWS) | 36 Years |
| PwBD (OBC-NCL) | 39 Years |
| PwBD (SC/ST) | 41 Years |
| Ex-Servicemen (General/EWS) | 31 Years |
| Ex-Servicemen (OBC-NCL) | 31 Years |
| Ex-Servicemen (SC/ST) | 31 Years |
| Departmental Candidates | Relaxation as per the respective category and further relaxation to the extent of service rendered in ONGC |
ONGC Engineers & Geologists Selection Process 2026
The selection process for ONGC Recruitment consists of three stages, which are mentioned below;
- Stage 1: Computer-Based Test (CBT)
- Stage 2: Interview
- Stage 3: Medical Fitness
Note 1: Only candidates who successfully qualify in all the above-mentioned stages of the selection process shall be issued an “Offer of Appointment.
Note 2: The CBT Score will be considered for shortlisting candidates in a 1:5 ratio for Personal Interview.
ONGC Selection Weightage
| Parameters | Marks |
| CBT Score | 85 |
| Interview | 15 |
| Total | 100 |
ONGC Exam Pattern 2026
| Subject | Number of Questions |
| Concerned Domain (Petroleum / Mechanical / Chemical / Instrumentation / Geology) | 40 |
| General Awareness | 10 |
| Aptitude Test | 25 |
| English Language | 10 |
| Total | 85 |
ONGC GT Syllabus 2026 – Click Here
ONGC Graduate Trainee Salary 2026
| Particulars | Details |
|---|---|
| Level | E1 |
| Basic Pay Scale | ₹60,000 – ₹1,80,000 per month |
| Annual Increment | 3% of Basic Pay |
| Dearness Allowance (DA) | As per company rules |
| House Rent Allowance (HRA) / Company Accommodation | Provided as per eligibility |
| Cafeteria Approach Allowance | 35% of Basic Pay |
| Medical Benefits | Medical facilities for employees and eligible dependents |
| Gratuity | Payable as per company rules |
| Post Retirement Benefits | Available under the company’s post-retirement benefit scheme |
| Other Benefits | Additional allowances and benefits as per company policies |
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