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Engineering & Technology

How to become a Petroleum Engineer

Also known as Drilling Engineer, Reservoir Engineer. Everything below comes from the same database our assessment scores against.

The route in

1. Undergraduate

4 years
Qualifications:
B.Tech Petroleum Engineering
Entrance exams:
JEE Main, JEE Advanced
Typical cost:
₹4 lakh to ₹20 lakh

Subjects you must have taken

Physics, Chemistry, Mathematics. Without these the direct route is closed, though a bridging or open-school route often reopens it.

What does a Petroleum Engineer earn in India?

Entry level

₹6 lakh₹12 lakh

per year

Mid career

₹15 lakh₹40 lakh

per year

Indicative. These bands are an editorial estimate assembled from public reporting, and have not yet been reconciled against a named dataset. Treat them as a shape, not a promise — the same title pays very differently across a service company, a product company and a start-up.

Want this by email instead?

We will send the entry routes, costs and exams for becoming a Petroleum Engineer — one email, and your address is not shared with anybody.

Outlook

Hiring demand

Declining — fewer openings than a decade ago.

Exposure to automation

Low. The core of this work is hard to automate — it depends on judgement, physical presence or accountability that does not transfer to software.

What does a Petroleum Engineer do?

What this actually looks like

A day as a Petroleum Engineer

Written about this role. The references behind it cover engineering & technology as a field rather than petroleum engineer specifically.

What you would actually be doing

  • Interpreting well logs and reservoir data to decide where and how to drill
  • Designing well programmes — casing, mud, completion — and revising them as drilling goes
  • Monitoring production from a field and deciding how to arrest a decline
  • Planning interventions — fracturing, acidising, artificial lift
  • Sitting on a rig or a platform through an operation, on rotation

Who you work with

  • Drilling crews and rig contractors
  • Geologists and geophysicists who built the subsurface picture
  • Production operators and facilities engineers
  • Regulators, and joint venture partners

What you work with

  • Reservoir simulation and well design software
  • Well logs, pressure tests and production data
  • Drilling and completion equipment specifications
  • Rotational travel to offshore platforms or remote fields

Where and when: Offshore platforms, onshore fields and city technical offices — ONGC, Oil India, private operators and service companies, with Mumbai, Ahmedabad, Assam and the offshore fields as the main locations. Rotations mean weeks on site and weeks off.

Working conditions

Typical hours
Rotational offshore or field shifts
Remote possible
No — this is on-site work
Travel
high travel
Physical demand
high physical demand

Reality check

Before you choose petroleum engineer

A report that only lists what is appealing about a career is an advertisement. This is the other half. Written about this role. The references behind it cover engineering & technology as a field rather than petroleum engineer specifically.

What people like about it

  • Pay is among the highest in engineering, particularly offshore
  • The technical questions are genuinely hard and the data is rich
  • Rotational working gives long blocks of time off
  • The skills transfer internationally more readily than most engineering fields

What is genuinely hard

  • Hiring follows the oil price and the cycles are severe
  • Long rotations away from home, offshore, with restricted movement
  • The sector faces a long-term transition away from hydrocarbons
  • Offshore and rig work carries serious safety exposure
Who tends to enjoy this work
Are comfortable with rotational work away from home, strong quantitatively, and clear-eyed about a field whose long-term direction is contested.
What the education journey is really like
A B.Tech in petroleum engineering, or mechanical or chemical engineering with a petroleum M.Tech — IIT (ISM) Dhanbad, Pandit Deendayal and the recognised departments. GATE opens ONGC and Oil India recruitment, which is the largest employer. Service companies recruit on campus and post you internationally early.

Other legitimate ways in

The first route does not always work, and it is not always the best one. These are real alternatives, not consolation prizes.

PSU route

  1. B.Tech petroleum engineering, then GATE
  2. ONGC or Oil India graduate engineer posting
  3. Field or reservoir specialisation, then senior technical grades

The most secure route, with postings decided by the organisation rather than by you.

Service companies and international work

  1. Petroleum, mechanical or chemical engineering degree
  2. Field engineer with an international service company
  3. Technical or operations specialisation, often abroad

Better paid and far more mobile, and exposed directly to the commodity cycle.

Who may not enjoy being a Petroleum Engineer?

Nothing here is a judgement about you — it is what the job is like, listed so you can decide whether it is what you want.

The four hardest things about the work itself are listed above, under what is genuinely hard. If those and the points here describe things you would rather not sign up for, that is a real answer and worth having before a stream or a degree is chosen around it.

What skills does a Petroleum Engineer need?

What the job actually asks for, split four ways. The assessment tells you which of these your own scores already speak to.

Technical skills

  • Reservoir engineering and production analysis
  • Well design, drilling and completion planning
  • Well log and pressure data interpretation
  • Intervention and artificial lift selection

People skills

  • Working on a rig with crews under time and cost pressure
  • Deciding with incomplete subsurface information
  • Holding safety procedure absolutely

Digital and AI skills

  • Reservoir simulation and well modelling software
  • Production data analysis and forecasting
  • Drilling engineering and hydraulics tools

Industry knowledge

  • How ONGC, Oil India, private operators and service companies differ
  • How oil price cycles drive hiring and project sanction
  • Where the energy transition leaves this skill set

If Petroleum Engineer appeals, also look at

Chosen by how far the interest pattern and the weighted activities of each one overlap with this. The reason is printed so you can disagree with it.

  • Geologist

    Life Sciences & Environment

    Built on the same natural & social science interest. You get in through B.Sc. Geology.

  • Chemical Engineer

    Engineering & Technology

    People move between these two often. Experience in one counts toward the other. Both use quantitative.

  • Mining Engineer

    Engineering & Technology

    Uses the same quantitative and build & repair skills. You get in a different way.

  • Mechanical Engineer

    Engineering & Technology

    People move between these two often. Experience in one counts toward the other. Both use quantitative.

  • Environmental Engineer

    Engineering & Technology

    Uses the same quantitative and natural & social science skills. You get in a different way.

Streams this is reachable from

Exams worth knowing about

Where an exam has its own page, it lists every other career it opens — useful if this one turns out not to fit.

Who tends to be happy here

People who rate these highly tend to stay in this work. If none of them sound like you, that is worth taking seriously.

Are you sure Petroleum Engineer is the career you want?

Everything above describes the job. None of it tells you whether it fits you. So it is worth asking plainly, before a stream or a degree gets chosen around it.

  • Not sure? Then this is exactly the question the assessment exists to answer. It compares you against Petroleum Engineer and 196 other careers, and shows the arithmetic behind every score, so you can see why rather than being handed a verdict.
  • Quite sure? Then double-check anyway. Being certain is not the same as having checked, and the cost of finding out late is counted in years rather than in the 45 minutes this takes. If it confirms what you already think, you carry on with a reason instead of a hope — plus the education route, the entrance exams and a ninety-day plan.

And if it does not line up, nothing closes. Petroleum Engineer stays on your list with the gap named and a route attached, next to the careers your profile already reaches — so the answer is something to act on either way.

Other Engineering & Technology careers

Last verified 2026-08-01. This is a career-guidance instrument. It is not a clinical or diagnostic tool. It does not measure intelligence, IQ, or a person’s worth. Its results are one input among several, and are intended to be interpreted with a trained counsellor.