UPSC ESE 2023 – Apply Online For 327 Vacancies By Oct 4

New Delhi, 15 September 2022, UPSC ESE 2023: The Union Public Service Commission (UPSC) is conducting the Engineering Services Exam (ESE), popularly known as IES (Indian Engineering Services), on 19 February 2023. According to the notification released on the official website – – the Engineering Services Exam (ESE) will be held for 327 posts

The commission organizes the ESE/IES exam for major branches of engineering, namely Civil, Mechanical, Electrical, and Electronics Telecommunications. The authorities will conduct preliminary and mains exams to shortlist the candidates for departments, including Railway, Ordnance Factories, Central Public Works Department (CPWD) etc. 

UPSC ESE 2023 – Important Dates

The candidates can apply for the preliminary exam on the Union Public Service Commission website till 4 October 2022

 The candidates are further advised to read the important dates regarding UPSC ESE 2023 exam:

Activity Date
Notification of Online Application 14 September 2022
Availability of Online Application Forms 14 September 2022
Last Date of Application Form 4 October 2022
Preliminary Admit Card Date January 2023
Date of Preliminary Exam 19 February 2023

UPSC ESE 2023 – Vacancy 

A total of 327 UPSC ESE vacancies have been released for applicants in various departments of the Government of India.

The candidates can check category-wise vacancies from the table given below: 

Particulars Vacancy
UPSC ESE vacancy 327
Persons with Benchmark Disabilities (PwBD) 11
Hard of Hearing 02
Specific Learning Disability 01
Multiple Disability 07

Note – 

  • The number of vacancies can be altered by the commission.
  • The reservations will be made for candidates belonging to Scheduled Caste (SC), Scheduled Tribe (ST), Other Backward Class (OBC), Economically Weaker Section (EWS) as well as Persons with Benchmark Disabilities (PwBD) category. 

The candidates can check branch-wise post vacancies from the table given below: 

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Category Department Vacancy
Category 1- Civil Engineering
  • Central Engineering Service
  • Central Engineering Service (Roads), Group-A 
  • Survey of India Group ‘A’ Service
  • AEE in Border Road Engineering Service
Category 2 – Mechanical Engineering
  • AEE in GSI Engineering Service Group ‘A’
  • Indian Naval Armament Service 
  • Central Electrical and Mechanical Engineering Service
  • Central Power Engineering Service Group ‘A’ 
  • Assistant Development Officer
Category 3 – Electrical Engineering
  • Indian Naval Material Management Service 
  • Central Power Engineering Service Group ‘A’
  • Indian Naval Armament Service
  • Assistant Development Officer
Category 4 – Electronics & Telecommunication Engineering
  • Central Power Engineering Group‘A’
  • Assistant Development Officer
  • Central Power Engineering Group ‘B’ 

Note: The eligibility of transgender for Civil, Electrical, and Mechanical engineering posts in Border Road Engineering Service shall be as per the decision taken by the government.

UPSC ESE 2023 – Eligibility

  • Candidates must be citizens of India, Nepal or Bhutan.
  • Candidates applying for the exam must be at least 21 years of age.
  • Candidates must have been born not earlier than 2 January 1993.
  • Candidates must have obtained an engineering degree from a recognized university.
  • Candidates must have passed Sections A and B of the institution’s examinations and obtained a degree/diploma in engineering from such foreign university.

Note: The candidates who fall under the reserved categories can avail the benefit of age relaxation. For Scheduled Caste (SC), Scheduled Tribes (ST), and Persons with Benchmark Disabilities (PwBD) candidates, the upper age limit will be applicable as per the rules of Union Public Service Commission (UPSC).

UPSC ESE 2023 – Selection Process

The selection process of UPSC ESE recruitment includes three stages: preliminary exams, mains exams and personality tests. The preliminary and mains are written examinations. The candidates have to clear each stage to be eligible for the next stage of selection. The candidates will be judged on their task handling and presence of mind.

  • Preliminary exam: The preliminary exam is divided into two parts namely: General Ability and Engineering Branch. 
    • Paper 1: General Studies paper will consist of a weightage of 200 marks.
    • Paper 2: Concerned engineering stream will consist of a weightage of 300 marks.
  • Mains exam: The candidates who qualify Paper 1 and Paper 2 will be eligible for mains exams. The mains exam will be of 600 marks.
  • Personality test: The personality test will be of 200 marks. The candidates who are appearing for the personality test round are required to carry the following documents:
    • Birth certificate
    • Certificate of educational qualification
    • Reservation certificate
    • Certificate in support of the claim of age

UPSC ESE 2023 – Exam Pattern

  • The preliminary exam will consist of two papers namely, Paper 1 and Paper 2.
  • There is a negative marking rule of 1/3 marks for each wrong answer.
  • The papers will be objective type.
  • The papers will be conducted through offline mode.
  • Paper 1 will be of a duration of 2 hours and Paper 2 will be of a duration of 3 hours.
  • The mains examination is a descriptive type exam. It consists of two papers of 300 marks each.
  • The candidates will be called for a personality test to analyze the leadership qualities and other social qualities.

Preliminary Exam Pattern

Subject Total Marks Duration
General Studies & Engineering Aptitude 200 2 hours
Concerned Engineering Stream  300 3 hours
Total 500

Mains Exam Pattern

Subject Total Marks Duration
Paper 1  300 3 hours
Paper 2 300 3 hours
Total 600 6 hours

UPSC ESE 2023 – Syllabus

The candidates have to prepare General Studies & Engineering Aptitude topics for Paper 1. The total weightage of the preliminary exam is 500 marks.

Candidates can check the UPSC ESE recruitment 2022 exam syllabus from the information given below: 

Preliminary Exam Syllabus (Paper 1) 

Subject Syllabus
General Studies & Engineering Aptitude
  • Social conditions
  • Economic theories and policies
  • Industrial development
  • Logical reasoning 
  • Analytical ability
  • Standards and quality practices 
  • Importance of safety
  • ICT-based tools and applications
  • Principles of design
  • Numerical analysis
  • Engineering drawing
  • Engineering mathematics
  • Ethics and values in the engineering field

Preliminary Exam Syllabus (Paper 2) 

Subject Syllabus
Concerned Engineering Stream
  • Electronics engineering
  • Electrical engineering
  • Materials science
  • Electronic measurements and instrumentation
  • Network theory
  • Analog 
  • Digital circuits
  • Computer organization
  • Architecture
  • Electro magnetics
  • Advanced electronics 
  • Advanced communication

Mains Exam Syllabus (Paper 1) 

Subject Syllabus
Electrical Engineering
  • Diodes for different uses
  • Junction & field effect transistors
  • Transistor amplifiers of different types, oscillators, and other circuits
  • Basics of integrated circuits
  • Bipolar, MOS and CMOS ICS 
  • Basics of linear ICs, operational amplifiers and their applications‐ linear/non‐linear
Materials Science
  • Electrical engineering materials
  • Crystal structure & defects
  • Ceramic materials‐structures, composites, processing and uses 
  • Insulating laminates for electronics, structures, properties and uses 
  • Magnetic materials, basics, classification, ferrites, Ferro/para‐magnetic materials and components 
Network Theory
  • Network graphs & matrices 
  • Wye‐delta transformation 
  • Linear constant coefficient differential equations ‐ time-domain analysis of RLC circuits 
  • 26 Solution of network equations using laplace transforms ‐ frequency domain analysis of RLC circuits
  • 2‐port network parameters ‐ driving point & transfer functions 
Analog and Digital Circuits
  • Small signal equivalent circuits of diodes, BJTS and FETs 
  • Diode circuits for different uses 
  • Biasing & stability of BJT & amplifier circuits 
  • Analysis/design of amplifier
  • Feedback & uses active filters, timers, multipliers, waveshaping, A/D‐D/A converters 

Mains Exam Syllabus (Paper 2) 

Subject Syllabus
Analog and Digital Communication Systems
  • Systems – AM, FM, transmitters/receivers, theory/practice/standards, SNR comparison 
  • Digital communication basics: sampling, quantizing, coding, PCM, DPCM, multiplexing-audio/video 
  • Digital modulation: ASK, FSK, PSK Multiple access: TDMA, FDMA, CDMA
  • Optical communication: fiber optics, theory, practice/standards.
Computer Organization and Architecture
  • Basic architecture, CPU, I/O organization, memory organization, peripheral devices, trends 
  • Hardware/software issues 
  • Data representation & Programming 
  • Operating systems-basics, processes, characteristics, applications
Advanced Communication Topics
  • VLSI technology: Processing, lithography, interconnects, packaging, testing 
  • VLSI Design: Principles, MUX/ROM/PLA-based design, Moore & Mealy circuit design Pipeline concepts & functions 
  • Design for testability, examples
  • DSP: Discrete-time signals/systems
Advanced Electronics Topics
  • Basic packet multiplexed streams/scheduling 
  • Cellular networks, types, analysis, protocols (TCP/TCP IP) 
  • Microwave & satellite communication: Terrestrial/space type LOS systems, block schematics link calculations, system design

How to apply for UPSC ESE 2023 exam?

Candidates are required to follow the steps mentioned below to apply for UPSC ESE 2023 exam: 

Step 1 – Visit the official website –

Step 2 – Navigate to the ‘Examination’ tab’.

Step 3 – Click on ‘Engineering Services (Preliminary) Examination, 2023’ tab.

Step 4 – Click on the ‘OTR (One Time Registration) portal’ tab.

Step 5 – Fill in the required information.

Step 6 – After registration, navigate to the ‘Login’ tab.

Step 7 – Apply for the desirable exam.

Step 8 – Pay the required fees of INR 200.

Step 9 – Click on the ‘Submit’ tab to confirm the application.

Note: For other additional information regarding exam center, admit card, eligibility criteria and withdrawal of application, please click here


Q.1 When will UPSC ESE 2023 admit card be released? 

The Union Public Service Commission (UPSC) will release the admit card of UPSC ESE exam in January 2023.

Q2. How to download the application form for UPSC ESE 2023 exam? 

The candidates must visit the official website – – to download the application form. 

Q3. What is the application fee of UPSC ESE 2023 exam?

The application fee of UPSC ESE exam 2023 is INR 200.

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