Maharatna PSUThermal, Hydro, Solar & Nuclear Power GenerationDirect CBT Exam

NTPC Limited

Recruitment Blueprint • Engineering Trainee & Scientific Officer Preparation

NTPC Limited is India's largest power generating company with over 73+ GW installed capacity. Executive Trainees (ET) are recruited through either dedicated Computer Based Tests (CBT) or GATE scores, featuring technical discipline tests, general awareness, and aptitude evaluation.

Notice Verification: Verified September 2026

GATE Requirement: No (Direct Examination)

Recruited Engineering Branches:

EEMechanicalECECivilCSE/ITInstrumentation

Eligibility Criteria & Standards

Last Verified: Verified September 2026

Qualifying Degree

Full-time B.E. / B.Tech / B.Sc (Engg) in relevant discipline from recognized university

Minimum Aggregate Marks

Minimum 65% aggregate marks (55% for SC/ST/PwBD)

Age Requirements

Upper age limit 27 years as of the last date of application

GATE Paper / Nationality

Indian National

Notice: Eligibility criteria and category relaxations are periodically updated. Always verify against the organization's definitive official recruitment notification at https://careers.ntpc.co.in before submitting an application.

Recruitment Stages & Evaluation Weightage

All-India Computer Based Test (CBT)

85% Weightage

Part I: Core Technical Discipline (70 Questions). Part II: General Aptitude & Awareness (50 Questions).

Personal Interview

15% Weightage

In-depth interview on thermal and renewable power cycles, electrical grid integration, and plant automation.

Exam & CBT Test Pattern Architecture

Testing Parameter	Pattern Specification
Total Questions	120 Questions
Exam Duration	120 Minutes (2 Hours)
Technical Discipline Weight	70 Marks / Questions
General Aptitude & Reasoning	50 Marks / Questions
Negative Marking Scheme	0.25 marks deducted per wrong answer

Discipline-Specific Blueprints

Technical Syllabus by Engineering Branch

Commonly tested core topics based on documented public examinations and national GATE blueprints.

Electrical Engineering

Synchronous Generators & Alternators
Switchgear & Protective Relays
Load Flow & Stability Analysis
High Voltage Engineering
Power Electronics in Renewable Inverters

Mechanical Engineering

Steam Turbines & Rankine Cycle
Boilers & Superheaters
Gas Turbines & Combined Cycle Plants
Heat Transfer in Condensers & Cooling Towers
Thermodynamics of Power Plants

CSE / IT

Data Structures & Graph Algorithms
SCADA & Industrial Control Networks
Database Systems & SQL
Cybersecurity in Critical Infrastructure
Operating Systems

Interview Evaluation & Viva Architecture

Interview Format: Personal Interview

Panel Composition: 4-5 Experts

Primary Evaluation Focus Areas:

Rankine cycle modifications (Reheat, Regeneration, Supercritical cycles)
Generator excitation systems and grid frequency synchronization
Carbon capture, flue gas desulfurization (FGD), and green hydrogen projects

Strategic Preparation Roadmap

1In NTPC CBT, General Aptitude and General English carry 50 out of 120 marks: practice daily arithmetic, reasoning, and Indian power sector current affairs.
2Mechanical students must memorize typical thermodynamic operating parameters (critical pressure/temperature of steam, boiler efficiencies).
3Electrical engineers should focus heavily on synchronous machines and protective relay types (differential, mho, distance relays).

Interactive Assessment Simulation

Practice & Diagnostic Test Papers

Unofficial original practice questions inspired by commonly tested skills. Not official previous examination papers.

Engineering Aptitude + CS/IT⏱ 20 Mins

NTPC Executive Trainee (Aptitude & Technical Core)

📋 15 Questions • Negative Marking: 0.25

Launch Diagnostic Test

Official Source & Independence Disclaimer:InterviewJobs.in is an independent educational portal and is not affiliated with NTPC Limited, government recruitment boards, or official examination authorities. All organizational names and logos are used strictly as factual identifiers. Always check the official website (https://careers.ntpc.co.in) for definitive dates, notifications, and rules.