ONGC Engineer Recruitment 2026: 52 Vacancies Across 5 Engineering Streams

Candidates waiting for ONGC Engineer notification have reason to celebrate as Oil and Natural Gas Corporation Limited has officially released the recruitment advertisement for 2026. This prestigious PSU recruitment offers 52 vacancies across Petroleum, Mechanical, Chemical, Instrumentation Engineering, and Geology streams. The E1 level position comes with a competitive pay scale of ₹60,000–1,80,000 plus 35% allowances under the Cafeteria Approach, making the approximate monthly emoluments around ₹82,000. Candidates with BE/B.Tech in relevant streams or PG in Geology with minimum 60% marks and age up to 26–27 years (with category relaxations) are eligible. The selection process comprises Computer Based Test, Interview, and Medical Fitness stages. Online registration opens 17 July 2026 and closes 31 July 2026. This is a central government PSU opportunity with pan-India posting and comprehensive employee benefits.

Based on official notification by Oil and Natural Gas Corporation Limited. Verified: July 2026.

Quick Eligibility Check for ONGC Engineer 2026

Expert Note: No equivalent qualification will be accepted for Engineering streams. AMIE is specifically mentioned as NOT acceptable. Candidates with foreign degrees must get equivalence from AIU. Distance learning/part-time degrees are acceptable ONLY if recognized by statutory bodies for central government employment.

Important Dates – ONGC Engineer Recruitment 2026

ONGC Engineer 2026 Vacancy Breakdown by Stream

*Carried forward unfilled vacancy from previous advertisement.

Category analysis: Mechanical Engineering has the highest number of vacancies at 27 (52% of total), followed by Chemical Engineering with 10 (19%). Petroleum Engineering offers 9 vacancies while Geology and Instrumentation Engineering have 4 and 2 respectively. General category candidates have the maximum seats (24) followed by OBC (12) and SC (9). EWS candidates have 5 reserved seats. There is one carried forward vacancy in SC category for Mechanical Engineering.

Expected competition analysis: With 52 total vacancies and approximately 2–3 lakh expected applicants across all streams based on previous ONGC recruitment trends, the selection ratio stands at roughly 1 in 4,000–5,800 candidates. Mechanical Engineering, being the most applied stream, typically sees the highest competition (estimated 1 in 6,000) while Geology (with only 4 vacancies) and Instrumentation Engineering (2 vacancies) are extremely competitive due to limited seats and specialized applicant pool. Candidates should apply only if they meet the strict 60% minimum eligibility as ONGC is known for rigorous document verification.

PwBD reservations are applicable with specific benchmark disabilities identified for each stream. Detailed disability mapping is provided in the notification (see section 9).

ONGC Engineer Salary 2026: E1 Level In-Hand Calculation

In-hand salary breakdown: ONGC E1 level offers a highly competitive pay structure with Basic Pay starting at ₹60,000. The Cafeteria Approach provides 35% allowances (₹21,000) which are customizable as per company rules. DA at approximately 50% adds ₹30,000. HRA ranges from ₹6,000–₹14,400 based on city classification. After mandatory CPF contribution (12% of basic = ₹7,200) and professional tax (~₹500–₹1,000), the approximate in-hand salary ranges between ₹72,000–₹75,000 per month. PRP (Performance Related Pay) adds significant annual bonus potential.

City-wise salary variation: Candidates posted in X-class metropolitan cities receive approximately ₹14,400 as HRA (24% of basic) compared to Z-class cities receiving ₹6,000 (10%) – a difference of ₹8,400 per month or approximately ₹1,00,800 annually. Metropolitan postings offer substantially higher emoluments.

Salary comparison: Compared to Engineer posts in other Maharatna PSUs like IOCL or NTPC at similar E1 levels, ONGC offers competitive or slightly higher total compensation due to the Cafeteria Approach allowances and robust PRP structure. Additionally, ONGC provides Gratuity, Post Retirement Benefit Scheme, Composite Social Security Scheme, and generous medical facilities – making this one of the most lucrative PSU engineering positions.

ONGC Engineer 2026 Application Fee

ONGC Engineer 2026 Age Limit & Relaxation

Age calculation example: The crucial date for age determination is the last date of application (31 July 2026). For Engineering streams, a General category candidate born on 01 August 2000 will be 25 years 11 months (eligible). OBC candidates get 3 years relaxation – maximum 29 years. For Geology, maximum age is 27 years (General) with proportionate relaxations. Ex-Servicemen may avail the higher of Ex-Servicemen or departmental relaxation.

Departmental candidates from ONGC get additional relaxation to the extent of service rendered in ONGC. Candidates seeking OBC reservation must have OBC (NCL) certificate issued on or after 01 April 2026. EWS candidates must have Income and Asset Certificate issued on or after 01 April 2026 in the prescribed format.

ONGC Engineer 2026 Educational Qualification Details

Important eligibility clarifications:

• Qualifications from Distance Learning/Part-time modes are acceptable ONLY if recognized by AICTE/UGC/AIU for central government employment.
• AMIE qualification is NOT acceptable for Engineering streams where specific degree qualification is mentioned.
• BE/B.Tech in “Chemical Sciences and Technology” is NOT acceptable for Chemical Engineering stream.
• CGPA/OGPA conversion must be as per university norms. If no conversion formula exists, percentage = (CGPA/Max CGPA) × 100.
• Qualification must be acquired ON OR BEFORE the last date of application (31 July 2026).
• No equivalent qualification will be accepted – the prescribed qualifications are sacrosanct.
• Courses must be approved/recognized by AIU/UGC/AICTE for central government employment.

ONGC Engineer 2026 Selection Process

Stage 1: Computer Based Test (CBT) – 06 September 2026

The CBT is an online objective test consisting of 85 questions across four sections: Concerned Subject (40 questions), General Awareness (10), Aptitude Test (25), and English Language (10). Duration is 2 hours. PwBD candidates get compensatory time of 20 minutes per hour. There is NO negative marking. CBT Score is used to shortlist candidates in 1:5 ratio for the interview stage.

Stage 2: Interview (and possible Group Discussion)

Shortlisted candidates (1:5 ratio based on CBT scores) will be called for Personal Interview. Candidates may also be subjected to Group Discussion, though it is not of qualifying nature. To qualify in Interview: General/EWS/OBC need 60% marks (9/15), SC/ST/PwBD need 40% marks (6/15). Final merit is based on CBT Score (85% weightage) + Interview (15% weightage).

Stage 3: Medical Fitness

Selected candidates must pass the medical fitness standards as per ONGC Medical Examination Rules. Color blindness and night blindness are NOT acceptable. Myopia/Hypermetropia limits: total amount not exceeding -4.00 D and +4.00 D respectively (including cylinder).

ONGC Engineer 2026 CBT Exam Pattern

CBT cut-off criteria: General/EWS/OBC candidates require minimum 45% marks. SC/ST/PwBD candidates require minimum 40% marks to qualify. Candidates who meet these cut-offs will be shortlisted in 1:5 ratio for interviews. In case of multiple candidates securing minimum cut-off marks, all will be shortlisted (relaxation of ratio).

How to Apply for ONGC Engineer 2026

Follow these exact steps to apply online for ONGC Engineer recruitment:

1. Visit the official ONGC website: Go to www.ongcindia.com and navigate to the Careers section.
2. Find the recruitment notification: Click on “Engineer/Geologist Recruitment 2026” or similar banner.
3. Register with valid credentials: Enter your mobile number and email ID for OTP-based registration. Use an active email as all communication will be sent there.
4. Fill the online application form: Enter personal details, educational qualifications, category, and choose your engineering stream (only ONE stream can be selected).
5. Upload scanned documents: Passport-size photo (20–50kb, jpg/jpeg, white background), signature (10–20kb, jpg/jpeg), 10th certificate, degree certificate, consolidated marksheets, photo ID, PAN card (all PDF, max 500kb each).
6. Pay registration fee (if applicable): Pay online via Debit Card/Credit Card/Net Banking. Save transaction ID and payment confirmation.
7. Submit the application: Review all details carefully. No changes can be made after submission.
8. Download confirmation: Download the ONGC Registration Slip with unique ID. Print and keep for future reference.

Frequently Asked Questions – ONGC Engineer Recruitment 2026

What is the approximate in-hand salary for ONGC Engineer 2026?

Approximately ₹72,000–₹75,000 per month after all deductions. The gross emoluments at E1 level are approximately ₹82,000–₹85,000 per month in Metropolitan Centres including Basic Pay (₹60,000), DA (~₹30,000), HRA (~₹14,400), and 35% Cafeteria Allowances (~₹21,000). After PF contribution (₹7,200) and professional tax (~₹500–₹1,000), take-home is around ₹72,000–₹75,000. Tip: PRP (Performance Related Pay) adds significant annual bonus potential.

What is the last date to apply for ONGC Engineer 2026?

The online registration closes on 31 July 2026 at 23:59 Hours. Applications submitted after this time will not be accepted. The window is only 15 days (17–31 July 2026). Tip: Complete your application 3–4 days before the deadline to avoid last-minute portal issues.

What are the total vacancies for ONGC Engineer 2026?

The notification announces 52 vacancies across 5 streams: Petroleum Engineering (9), Mechanical Engineering (27), Chemical Engineering (10), Instrumentation Engineering (2), and Geology (4). Tip: Mechanical has the maximum vacancies – applies for about 52% of total seats.

What is the minimum educational qualification for ONGC Engineer?

For Engineering streams: BE/B.Tech in respective branch with minimum 60% marks. For Geology: PG in Geology/M.Sc./M.Tech in Petroleum Geoscience/Petroleum Geology/M.Tech in Geological Technology with 60% marks. Tip: AMIE qualification is NOT acceptable. Only specific degrees mentioned in the notification are eligible.

What is the age limit for ONGC Engineer 2026?

Engineering streams: 26 years for General/EWS (max). Geology: 27 years for General/EWS (max). OBC gets 3 years, SC/ST 5 years relaxation. PwBD gets 10-15 years additional relaxation. Tip: Calculate age as on 31 July 2026 (last date of application).

What is the selection process for ONGC Engineer 2026?

Three-stage process: Stage 1 – CBT (85 questions, 2 hours, no negative marking), Stage 2 – Interview with 15 marks weightage, Stage 3 – Medical Fitness. CBT Score (85% weightage) + Interview (15% weightage) = final merit. Tip: CBT cut-off is 45% for General/OBC/EWS, 40% for SC/ST/PwBD.

Is final year / appearing students eligible for ONGC Engineer 2026?

No. Candidates must have acquired the qualification ON OR BEFORE the last date of application (31 July 2026). Final year students who complete their degree after 31 July 2026 are NOT eligible. Tip: Only candidates with degree in hand as on 31 July 2026 can apply.

What documents are required for ONGC Engineer application?

Essential documents: Passport photo (20-50kb), signature (10-20kb), 10th certificate, degree certificate, consolidated marksheets, photo ID, PAN Card, category certificates (if applicable). OBC/EWS certificates must be issued on or after 01 April 2026. PwBD certificate in prescribed format. Tip: Keep scanned copies ready in specified sizes before starting the application.

What is the CBT exam pattern for ONGC Engineer 2026?

85 total questions: Concerned Domain (40 questions – subject-specific), General Awareness (10), Aptitude Test (25), English Language (10). Duration: 2 hours. No negative marking. PwBD candidates get 20 minutes per hour compensatory time. Tip: Focus on Concerned Domain as it carries the maximum weight – 40 questions.

Is there any negative marking in ONGC Engineer CBT?

No. There is NO negative marking in the Computer Based Test. Candidates can attempt all questions without any penalty for wrong answers. Tip: This means you should attempt all 85 questions – educated guesses are safe.

Can I apply for multiple streams in ONGC Engineer 2026?

No. Candidates can apply for only ONE Academic/Engineering Stream based on their qualification. In case of multiple applications, the latest one will be considered final and older applications rejected. Tip: Choose the stream where you have the best qualification match and maximum confidence.

What medical conditions are not acceptable for ONGC Engineer?

Complete or partial color blindness is NOT acceptable for all streams. Night blindness is also not acceptable. Myopia/Hypermetropia limits: total amount (including cylinder) should not exceed -4.00 D and +4.00 D respectively. Tip: Get your eyesight checked before applying – color blindness is a strict disqualification.

Is AMIE qualification accepted for ONGC Engineer 2026?

No. AMIE is specifically mentioned as NOT acceptable. Where the qualification is specified as “Graduate Degree in Engineering,” AMIE will not be considered an equivalent qualification. Tip: Only BE/B.Tech from AICTE/UGC recognized institutions with 60% marks are eligible.

What is the application fee for ONGC Engineer 2026?

General/OBC/EWS candidates: ₹1,000/- (plus convenience fee + GST). SC/ST/PwBD candidates: No fee (fully exempted). Departmental ONGC candidates also pay ₹1,000 which is reimbursable later. Tip: Fee is non-refundable – ensure eligibility before paying.