IES – Indian Engineering Services Exam


Indian Engineering Services Exam (IES)

Indian Engineering Services Exam (IES) also known as Engineering Services Examination (ESE) is organized by the Union Public Services commission UPSC, every year. The exam is conducted in three stages; IES Preliminary, IES Main & Personality Test.

The government of India recruits their civil servants through the Engineering Services Examination (ESE). India Engineering Services is one of the civil services that meet the technical requirement of Government of India. Hence, IES exam is considered as the toughest examination in the country.

Nearly, 2 lakh candidates appear for the examination every year. IES aspirants compete for a limited number of posts available in the Engineering Services under various categories. Engineering officers for Government of India are selected on the basis of combined three stage recruitment process. On the basis of merits scored by candidates in IES exam, they are recommended to the Union Government for the available posts at mid-level managers or bureaucrats. Nature of work for an engineering officers selected through IES exam depends on the engineering branch and the cadre they are recruited for.

Engineering Services Examination is conducted for four main branches of engineering namely;

  • Civil Engineering
  • Mechanical Engineering
  • Electrical Engineering
  • Electronics and Telecommunication Engineering

    IES 2019 Eligibility

    It is mandatory for candidates to comply with the eligibility norms as prescribed by UPSC in order to be able to appear for the Engineering Services Examination. The admissions at all the three stages of the examination will be purely provisional but subjected to fulfilling the eligibility norms.

    Criteria Eligibility
    Nationality Candidates should be:

    • A citizen of India/A subject of Nepal, Bhutan or Tibetan refugee who came over to India before January 1, 1962.
    • A person of Indian origin who migrated from Pakistan, Burma, Sri Lanka, East African Countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi and Ethiopia or Vietnam, intending to stay in India.
    Age/Sex and Marital Status Aspirants must have attained an age of 21 years and must not have attained an age of 30 years on August 1, 2019. Candidates should not be born earlier that August 2, 1988 and not later than August 1, 1997.


    Physical Examination Candidates must be physically fit for the admissions to Engineering Service Examination as per the guidelines mentioned
    Educational Qualification A candidates must possess:

    • Degree in engineering from a recoganised university
    • Passed section A & B of the institution examination
    • Obtained a degree/diploma in Engineering from such foreign University college which is recoganised in India
    • Passed graduate membership examination on the Institution of Electronics and Telecommunication Engineers
    • Passed Associate Membership Examination Parts II & III or Sections A & B od the Aeronautical Society of India
    • Passed Graduate Membership Examination of the Institution of Electronics & Radio Engineers, London held after November 1959
    • For Naval Armament Service – MSc degree or its equivalent with Wireless Communication Electronics, Radio Physics or Radio Engineering as a special subject.
    • For Indian Radio Regulatory Service – MSc degree or its equivalent with Wireless Communication Electronics, Radio Physics or Radio Engineering as a special subject or MSc with Physics and Radio Communication or Electronics or Telecommunication as a special subject.

    The upper age limits of 30 years is relaxable upto 35 years in case of government servants serving in the following categories:

    Department/Office under the control of any of the authorities mentioned in the below table:

    Column 1 Column 2
      Ministry of Railways (Railway Board)  IRSE /IRSME /IRSEE /IRSSE /IRSS
      Directorate General Ordnance Factories  IOFS Group ‘A’
      Central Electricity Authority CPES  Gr ‘A’ & CPES  Gr ‘B’
      Ministry of Road Transport and Highways Central Engineering Service (Roads) Gr. ‘A’
      Ministry of Telecommunication and

    Information Technology, Deptt. of Telecommunication

    Engineer in Indian Radio Regulatory Service  Gr ‘A’ Indian  Telecommunication Service Group ‘A’,  J.T.O. (G.C.S. Gr. ‘B’)
     Central Water Commission  Central Water Engineering Service Gr ‘A’
     Border Roads Organisation  BRES Gr. ‘A’
     Military Engineer Services Indian Defence Service of Engineers (lDSE) Group ‘A’
     The Corps of Electronics and Mechanical Engineering, Min of Defence. AEE Gr ‘A’(Elect. Engg. Posts) in Corps of EME, Min of Defence.
     Min of Defence, Deptt. of Defence Production,Directorate General of Aeronautical Quality Assurance Defence Aeronautical Quality Assurance Service(DAQAS) Gr ‘A’
     Ministry of Skill Development & Entrepreneurship Indian Skill Development Service
     Indian Navy Indian Naval Armament Service, Asstt. Naval Store Officer Grade-I

    Note: Relaxation will not be considered to a probationary officers appointed against a permanent post. However, relaxation in case of probation will be considered of the officer appointed already retains a lien on a permanent post in a Department/Office under the control of authorities as listed above.

    Age relaxation in case of Railways

    Officers serving Indian Railways will also be treated acceptable for age relaxation. The age limit for various categories will be as enlisted below:

    Category Age Relaxation
    SC/ST Upto 5 years
    OBC(Those eligible for reservation) Upto 3 years
    Jammu and Kashmir domicile during Upto 5 years
    Defence Services personnel, disabled in operations during hostilities with any foreign country or in a disturbed area, and released as a consequence thereof Upto 3 years
    ECOs/SSCOs served for 5 years in Military services (Completed the assignment or assignment has been extended and the Ministry of Defence has permitted him to apply for Civil Services) Upto 5 years
    Deaf/Mute and Orthopedically handicapped person Upto 10 years

    Note: Candidates belonging to reserved category and from any of the mentioned ex-servicemen category will get cumulative age relaxation.


    Engineering Services Examination (ESE) Preliminary examination will be conducted offline in pen and paper mode. The exam will comprise of objective type questions and carry a total of 500 marks. While Paper I will carry 200 marks, Paper II will carry a total of 300 marks.

    Candidates who qualify IES 2019 preliminary examination will be allowed to sit for IES 2019 main examination. Number of candidates selected to sit for IES Main examination is 7 times to the number of available vacancies.

    UPSC will release a list of qualified candidates after successful conduct for the written examination. There is a provision of negative marking in IES examination. The marking scheme is as below:

    • There are four options given as answers one third of the marks assigned to that particular question will be deducted for every wrong answer
    • If the candidates selects more than one options as their answer then the case will be treated as wrong response and will be eligible for negative marking
    • In case the these is no response to the question, no negative marking will happen

    IES 2019 examination is conducted according to the following plan:

    Stage 1: IES 2019 Preliminary Examination

    Stage 1 of IES examination has 2 papers. Take a look below at IES 2019 preliminary exam pattern

    Subject Duration Maximum Marks
    Category-I Civil Engineering
    Paper-I (General Studies and Engineering Aptitude) 2 hrs. 200
    Paper-II (Civil Engineering) 3 hrs. 300
    Total 500


     Subject Duration Maximum Marks
    Category-II Mechanical Engineering
    Paper-I (General Studies and Engineering Aptitude) 2 hrs. 200
    Paper-II (Mechanical Engineering) 3 hrs. 300
    Total 500



     Subject Duration Maximum Marks
    Category-III Electrical Engineering
    Paper-I (General Studies and Engineering Aptitude) 2 hrs. 200
    Paper-II (Electrical Engineering) 3 hrs. 300
    Total 500


    Subject Duration Maximum Marks
    Category-IV Electronics and Telecommunication Engineering
    Paper-I (General Studies and Engineering Aptitude) 2 hrs. 200
     Paper-II (Electronics and Telecommunication Engineering) 3 hrs. 300
    Total 500


    IES 2019 syllabus will comprise topics from General Studies and Engineering Aptitude. The standard of the IES question paper will of an engineering degree from an Indian University. Take a look below at detailed IES 2019 exam syllabus.

    General Studies and Engineering Aptitude (Preliminary Examination/Stage-I, Paper I,
    Current issues of national and international importance relating to social, economic and industrial development
    Engineering Aptitude covering Logical reasoning and Analytical ability
    Engineering Mathematics and Numerical Analysis
    General Principles of Design, Drawing, Importance of Safety
    Standards and Quality practices in production, construction, maintenance and services
    Basics of Energy and Environment: Conservation, environmental pollution and degradation, Climate Change, Environmental impact assessment
    Basics of Project Management
    Basics of Material Science and Engineering
    Information and Communication Technologies (ICT) based tools and their applications in Engineering such as networking, e-governance and technology based education.
    Ethics and values in engineering profession.


    Civil Engineering Mechanical Engineering
    Paper I Paper I
    Building Materials Fluid Mechanics
    Solid Mechanics Thermodynamics and Heat transfer
    Structural Analysis


     Turbo Machinery
    Design of Steel Structures


    Design of Concrete and Masonry structures
    Construction Practice, Planning and Management


    Electrical Engineering Electronics & Telecommunication Engineering
    Paper I Paper I
    Engineering Mathematics Basic Electronics Engineering
    Electric Circuits Basic Electrical Engineering
    Computer Fundamentals Materials Science
    Basic Electronics Engineering Electronic Measurements and Instrumentation
    Network Theory
    Analog and Digital Circuits


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