The Oil and Natural Gas Corporation Limited (ONGC) has officially released the ONGC Geologists and Engineers E1 Recruitment 2026 Notification (Advertisement No. 02/2026 (R&P)) for 52 vacancies. Eligible candidates from Engineering and Geology disciplines can apply online through the official recruitment portal.
The online application process commenced on 17 July 2026 and will remain open until 31 July 2026 (11:59 PM). The recruitment will be conducted through a Computer-Based Test (CBT) followed by a Personal Interview and Medical Examination. The CBT is tentatively scheduled for 6 September 2026.
This recruitment provides an excellent opportunity for Engineering and Geology graduates to join one of India’s leading Maharatna Public Sector Enterprises with an attractive salary package, career growth, and nationwide postings.
ONGC Recruitment 2026 Overview
| Particular | Details |
|---|---|
| Organization | Oil and Natural Gas Corporation Limited (ONGC) |
| Advertisement No. | 02/2026 (R&P) |
| Post Name | Geologists & Engineers (E1 Level) |
| Total Vacancies | 52 Posts |
| Job Location | Across India |
| Application Mode | Online |
| Selection Process | CBT, Personal Interview & Medical Examination |
| Pay Scale | ₹60,000 – ₹1,80,000 (E1 Level) |
| Approximate Annual CTC | ₹26 Lakh |
| Official Website | https://www.ongcindia.com |
ONGC Geologists & Engineers Recruitment Notification 2026
ONGC has invited online applications for recruitment to E1 Level Executive Posts in various engineering and geology disciplines. Candidates possessing the required educational qualifications with the prescribed minimum marks are eligible to apply.
The official notification contains complete details regarding:
- Vacancy distribution
- Educational qualification
- Age limit
- Reservation policy
- Application fee
- Selection process
- Exam pattern
- Salary and allowances
- Important dates
Candidates should read the complete notification carefully before submitting the online application.
Important Dates
| Event | Date |
| Notification Release | 17 July 2026 |
| Online Application Start | 17 July 2026 |
| Last Date to Apply Online | 31 July 2026 (11:59 PM) |
| Last Date for Fee Payment | 31 July 2026 |
| CBT Exam Date | 06 September 2026 (Tentative) |
| Interview | To Be Announced |
| Final Result | To Be Announced |
ONGC Vacancy Details 2026
A total of 52 vacancies have been announced for Geologists and Engineers (E1 Level).
Discipline-wise Vacancies
| Discipline | Vacancies |
| Geology | 18 |
| Petroleum Engineering | 12 |
| Mechanical Engineering | 10 |
| Chemical Engineering | 6 |
| Instrumentation Engineering | 6 |
| Total | 52 |
Category-wise reservation details are available in the official notification.
Educational Qualification
Candidates must possess the prescribed qualification with at least 60% marks from a recognized University/Institute.
Geologist
- M.Sc./M.Tech in Geology, Petroleum Geoscience, Petroleum Geology, Geological Technology, or equivalent relevant discipline.
Petroleum Engineer
- Bachelor’s Degree in Petroleum Engineering.
Mechanical Engineer
- Bachelor’s Degree in Mechanical Engineering.
Chemical Engineer
- Bachelor’s Degree in Chemical Engineering.
Instrumentation Engineer
- Bachelor’s Degree in Instrumentation Engineering.
Candidates should refer to the official notification for detailed eligibility requirements and equivalent qualifications.
Age Limit
The upper age limit (as on the prescribed cut-off date) is generally:
| Discipline | Maximum Age (UR/EWS) |
| Engineering Streams | 26 Years |
| Geology Stream | 27 Years |
Age relaxation is applicable for OBC (NCL), SC, ST, PwBD, Ex-Servicemen, and other eligible categories as per Government of India rules.
Application Fee
| Category | Fee |
| General / OBC / EWS | ₹1,000 |
| SC / ST / PwBD | Nil |
The fee must be paid online using:
- Debit Card
- Credit Card
- Net Banking
- UPI
- Other available online payment methods.
Selection Process
The recruitment process consists of the following stages:
Stage 1
Computer-Based Test (CBT)
Stage 2
Personal Interview
Stage 3
Medical Examination
The final merit list is prepared by giving weightage to the CBT and Interview, subject to meeting medical fitness and eligibility requirements.
Why Join ONGC?
Joining ONGC offers several career advantages:
- Maharatna PSU with excellent career growth.
- Attractive E1 pay scale of ₹60,000–₹1,80,000.
- Approximate annual CTC of ₹26 lakh.
- Job security with Government PSU benefits.
- Opportunities to work on major energy and exploration projects.
- Nationwide postings with professional development opportunities.
ONGC CBT Exam Pattern 2026
The Computer-Based Test (CBT) is the first stage of the ONGC Geologists and Engineers E1 Recruitment process. The exam is designed to assess candidates’ technical knowledge, analytical ability, and general aptitude.
Expected Exam Pattern
| Section | Topics |
|---|---|
| Part A | General Awareness, English Language, Quantitative Aptitude, Logical Reasoning |
| Part B | Discipline-Specific Technical Questions |
Mode of Exam: Computer-Based Test (CBT)
Question Type: Multiple Choice Questions (MCQs)
Language: English
Duration: As mentioned in the official admit card/notification
Negative Marking: Refer to the official notification for the latest instructions.
ONGC Geologists & Engineers Syllabus 2026
General Aptitude
Candidates should prepare the following topics:
- English Language
- Quantitative Aptitude
- Logical Reasoning
- Data Interpretation
- General Awareness
- Current Affairs
Technical Subjects
The technical section will be based on the candidate’s respective discipline.
Mechanical Engineering
- Thermodynamics
- Fluid Mechanics
- Strength of Materials
- Manufacturing Processes
- Machine Design
- Heat Transfer
Chemical Engineering
- Chemical Reaction Engineering
- Process Calculations
- Heat & Mass Transfer
- Fluid Flow
- Plant Design
- Instrumentation
Petroleum Engineering
- Reservoir Engineering
- Drilling Engineering
- Production Technology
- Petroleum Geology
- Well Logging
Instrumentation Engineering
- Sensors & Transducers
- Control Systems
- Process Instrumentation
- Industrial Electronics
- Measurements
Geology
- Structural Geology
- Mineralogy
- Petrology
- Sedimentology
- Geophysics
- Hydrogeology
- Petroleum Geology
Candidates should refer to the official notification for the detailed discipline-wise syllabus.
Salary & Pay Scale
Selected candidates will be appointed in the E1 Grade.
Pay Scale
₹60,000 – ₹1,80,000
Approximate Annual CTC
Around ₹26 Lakh per annum
Additional benefits include:
- Dearness Allowance (DA)
- House Rent Allowance (HRA)
- Performance Related Pay (PRP)
- Medical Facilities
- Provident Fund
- Gratuity
- Leave Travel Concession (LTC)
- Group Insurance
- Retirement Benefits
Job Profile
Selected candidates will be responsible for:
- Exploration and production activities.
- Oil and gas field operations.
- Geological surveys and data interpretation.
- Reservoir analysis and engineering.
- Project planning and execution.
- Environmental and safety compliance.
- Technical reporting and field inspections.
The exact responsibilities depend on the discipline and place of posting.
How to Apply Online
Candidates can submit the online application by following these steps:
Step 1
Visit the official ONGC website.
Step 2
Open the Careers section.
Step 3
Click on ONGC Geologists & Engineers E1 Recruitment 2026.
Step 4
Register using a valid email ID and mobile number.
Step 5
Fill in:
- Personal Details
- Educational Qualification
- Category Information
- Communication Details
Step 6
Upload:
- Passport-size Photograph
- Signature
- Educational Certificates
- Category Certificate (if applicable)
Step 7
Pay the application fee online.
Step 8
Preview the application carefully.
Step 9
Submit the application form.
Step 10
Download and print the confirmation page for future reference.
Documents Required
Candidates should keep the following documents ready:
- Class 10 Certificate
- Class 12 Certificate
- Graduation/Postgraduate Degree
- Mark Sheets
- Category Certificate (if applicable)
- PwBD Certificate (if applicable)
- Aadhaar Card or Valid Photo ID
- Passport-size Photograph
- Scanned Signature
- Valid Email ID
- Active Mobile Number
Preparation Tips
- Study the complete syllabus thoroughly.
- Focus on discipline-specific technical concepts.
- Practice previous years’ papers and mock tests.
- Improve speed and accuracy.
- Revise current affairs and general aptitude regularly.
- Strengthen problem-solving and analytical skills.
Frequently Asked Questions (FAQs)
Q1. How many vacancies are available under ONGC Geologists & Engineers E1 Recruitment 2026?
A total of 52 vacancies have been announced.
Q2. What is the last date to apply?
The last date to submit the online application is 31 July 2026.
Q3. What is the selection process?
The selection process includes:
- Computer-Based Test (CBT)
- Personal Interview
- Medical Examination
Q4. What is the salary?
Selected candidates will receive a pay scale of ₹60,000–₹1,80,000 (E1 Grade) with an approximate annual CTC of ₹26 lakh.
Q5. What is the tentative CBT date?
The Computer-Based Test (CBT) is tentatively scheduled for 6 September 2026.
Q6. Where can I check official updates?
Candidates should regularly visit the official ONGC website for notifications, admit cards, results, and other recruitment updates.
Important Links
| Apply Online Link | Click Here |
| Download Certificate Format | Click Here |
| Check Official Notification | Click Here |
| Check Result | Click Here |
| ONGC Official Website | Click Here |
Conclusion
The ONGC Geologists and Engineers E1 Recruitment 2026 is an excellent opportunity for engineering and geology graduates seeking a career in one of India’s leading Maharatna Public Sector Enterprises. With 52 vacancies, an attractive ₹60,000–₹1,80,000 pay scale, and an annual CTC of approximately ₹26 lakh, this recruitment offers strong career growth and job security. Interested candidates should complete their online application before the deadline and begin preparing for the CBT.