What is the salary of ONGC Engineer Trainee?

ONGC ET earns a training stipend of ₹70,000–₹80,000 per month during the one-year training period, making it one of the highest stipends among PSU engineer trainees. After regularisation as Executive E-1, the CTC is approximately ₹17–₹22 LPA including perquisites and allowances specific to exploration and production roles.

Does ONGC use GATE for ET recruitment?

Yes, ONGC uses GATE scores for shortlisting Engineer Trainee candidates in most recruitment cycles. Candidates with valid GATE scores in relevant disciplines are called for Group Discussion and Personal Interview. ONGC's GATE cutoffs are among the highest across PSUs due to the very attractive salary package.

What disciplines does ONGC recruit Engineer Trainees for?

ONGC primarily recruits from Petroleum Technology, Chemical, Mechanical, Electrical, Electronics/Instrumentation, Civil, and Geology/Geophysics disciplines. Petroleum Technology graduates have the highest preference. ONGC also recruits Geoscientists (G&G) through a separate exam.

What is special about working in ONGC?

ONGC is India's largest oil and gas exploration company with operations offshore (Mumbai High, KG Basin) and onshore across India, plus international operations in 15+ countries through OVL (ONGC Videsh Limited). Engineers experience unique upstream exploration and production environments including offshore platforms and drilling sites.

What are the career prospects at ONGC for Engineer Trainees?

ONGC's career path: E-1→E-2→E-3→E-4→E-5→E-6 (General Manager)→E-7 (ED)→CMD. High-performing engineers can be considered for international postings with OVL in countries like Russia, Sudan, Brazil, and Vietnam. ONGC also sponsors doctoral programmes and international training at leading institutions.

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ONGC ET Preparation Guide

ONGC (Oil and Natural Gas Corporation Limited)

Your Complete Preparation Guide for ONGC ET 2027 — strategy, study plan, tips & more.

DifficultyVery Hard

Total Marks200

Duration150 min

Start Practising Now →Free Mock Tests

Exam Overview

Mode

Online (CBT) / GATE-based

Frequency

As per vacancy notification

Next Exam Date

October 2028

EEligibility Criteria

B.Tech / BE in relevant discipline, age 21–28 years

ANumber of Attempts

As per ONGC notification

Study Plan by Subject

Technical (Core Engineering)

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Aptitude

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

General Knowledge

Week 1-4: Foundation

Core concepts & basics

Week 5-8: Deep Practice

Advanced problems & revision

Week 9-12: Mock Tests + Revision

Full-length tests & weak-area focus

Refer to official syllabus for complete topic list

Expert Preparation Tips

GATE is the gateway to ONGC — target GATE scores in the top 2–3% of your discipline as ONGC cutoffs are extremely competitive

For Petroleum Engineering branch, master reservoir engineering, drilling engineering, production operations, and petrophysics

GD and PI: study ONGC's deepwater exploration blocks, OALP (Open Acreage Licensing Policy), India's hydrocarbon exploration outlook

GK coverage should include upstream oil sector, OVL international acquisitions, India's energy import dependency, and ONGC Videsh projects

Exam Pattern at a Glance

Section	Questions	Marks	Duration (est.)
Technical (Core Engineering)	67	67	50 min
Aptitude	67	67	50 min
General Knowledge	67	67	50 min
Total	200	200	150 min

Important Dates

Registration Opens

July 2028

Next Exam Date

October 2028

Conducted By

ONGC (Oil and Natural Gas Corporation Limited)

Frequently Asked Questions

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