The Engineering Services Examination (ESE) is conducted to recruit officers for the services which cater to the technical and managerial functions of the Government of India in the field of engineering. Indian Engineering Services (IES) exam, also known as Engineering Services Examination (ESE), is a national level recruitment exam organized by the Union Public Service Commission (UPSC). Recruitment on the results of this examination will be made to the Services/ Posts under the following categories:‐
Category I‐Civil Engineering
Category II‐Mechanical Engineering
Category III‐Electrical Engineering
Category IV‐Electronics & Telecommunication Engineering
Group-A Services/ Posts
Group‐A/B Services/Posts
Group‐A/B Services/Posts
Group‐A/B Services/Posts
Click here to Download UPSC IES/ESE Mains Admit Card
(I) Nationality:
A candidate must be either:
(a) a citizen of India, or
(b) a subject of Nepal, or
(c) a subject of Bhutan, or
(d) a Tibetan refugee who came over to India before the 1st January 1962 with the intention of permanently settling in India, or
(e) a person of Indian origin who has migrated from Pakistan, Burma, Sri Lanka or East African countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire, and Ethiopia or from Vietnam with the intention of permanently settling in India.
Provided that a candidate belonging to categories (b), (c), (d), and (e) above shall be a person in whose favor a certificate of eligibility has been issued by the Government of India.
A candidate in whose case a certificate of eligibility is necessary may be admitted to the examination but the offer of appointment may be given only after the necessary eligibility certificate has been issued to him/her by the Government of India.
(II) Age Limits:
Age Relaxation is given below as per the category of the candidate.
Category |
Age Relaxation |
SC/ ST |
5 years |
OBC |
3 years |
Domicile of Jammu & Kashmir |
5 years |
Defense Services Personnel disabled in operations during hostilities with any foreign country or in a disturbed area |
3 years |
Ex-servicemen including Commissioned Officers and ECO/SSCO |
5 years |
PwBD |
10 years |
(III) Education Qualification:
The UPSC ESE 2020 has the following Selection Stages:
The UPSC ESE Exam Pattern for Preliminary and Mains exam is as follows:
Stage-I Prelims Examination:-
The Examination shall comprise of two papers
Subject |
Duration |
Max. 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 |
Max. 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 |
Max. 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 |
Max. 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 |
Stage-II Main Examination:-
The Examination shall comprise of two papers
Subject |
Duration |
Max. Marks |
Category-I Civil Engineering |
|
|
Paper-I ( Civil Engineering) |
3 hrs. |
300 |
Paper-II (Civil Engineering) |
3 hrs |
300 |
Total |
|
600 |
Subject |
Duration |
Max. Marks |
Category-II Mechanical Engineering |
|
|
Paper-I (Mechanical Engineering) |
3 hrs. |
300 |
Paper-II (Mechanical Engineering) |
3 hrs |
300 |
Total |
|
600 |
Subject |
Duration |
Max. Marks |
Category-III Electrical Engineering |
|
|
Paper-I (Electrical Engineering) |
3 hrs. |
300 |
Paper-II (Electrical Engineering) |
3 hrs |
300 |
Total |
|
600 |
Subject |
Duration |
Max. Marks |
Category-IV Electronics and Telecommunication Engineering |
|
|
Paper-I (Electronics and Telecommunication Engineering) |
3 hrs. |
300 |
Paper-II (Electronics and Telecommunication Engineering) |
3 hrs |
300 |
Total |
|
600 |
Stage -III – Personality Test / Interview
There is a minimum UPSC IES Cut Off that a candidate has to score to clear the Prelims and Mains exam. Once you clear the Mains you will be informed about the selection and will then be called for an IES Personality Test. The personality test also known as a personal interview will be of 200 marks.
General Studies and Engineering Aptitude (Preliminary Examination/Stage-I, Paper I, Objective type, Common to all Candidates)
1. Current issues of national and international importance relating to social, economic, and industrial development
2. Engineering Aptitude covering Logical reasoning and Analytical ability
3. Engineering Mathematics and Numerical Analysis
4. General Principles of Design, Drawing, Importance of Safety
5. Standards and Quality practices in production, construction, maintenance, and services
6. Basics of Energy and Environment: Conservation, environmental pollution, and degradation, Climate Change, Environmental impact assessment
7. Basics of Project Management
8. Basics of Material Science and Engineering
9. Information and Communication Technologies (ICT) based tools and their applications in Engineering such as networking, e-governance, and technology-based education.
10. Ethics and values in the Engineering profession.
Note: The paper in General Studies and Engineering Aptitude will include Knowledge of relevant topics as may be expected from an engineering graduate, without special study. Questions from all the 10 topics mentioned above shall be set. Marks for each Topic may range from 5% to 15% of the total marks in the paper.
Contents for syllabi of both the Papers together for Preliminary Examination/Stage‐I (objective type Paper-II) and separately for Main/Stage‐II Examination (Conventional type Paper‐I and Paper-II).
PAPER – I
1. Building Materials:
Stone, Lime, Glass, Plastics, Steel, FRP, Ceramics, Aluminum, Fly Ash, Basic Admixtures, Timber, Bricks, and Aggregates: Classification, properties, and selection criteria; Cement: Types, Composition, Properties, Uses, Specifications, and various Tests; Lime & Cement Mortars and Concrete: Properties and various Tests; Design of Concrete Mixes: Proportioning of aggregates and methods of mix design.
2. Solid Mechanics:
Elastic constants, Stress, plane stress, Strains, plane strain, Mohr’s circle of stress and strain, Elastic theories of failure, Principal Stresses, Bending, Shear, and Torsion.
3. Structural Analysis:
Basics of the strength of materials, Types of stresses and strains, Bending moments and shear force, the concept of bending and shear stresses; Analysis of determinate and indeterminate structures; Trusses, beams, plane frames; Rolling loads, Influence Lines, Unit load method & other methods; Free and Forced vibrations of single degree and multi-degree freedom system; Suspended Cables; Concepts and use of Computer-Aided Design. 22
4. Design of Steel Structures:
Principles of Working Stress methods, Design of tension and compression members, Design of beams and beam-column connections, built‐up sections, Girders, Industrial roofs, Principles of Ultimate load design.
5. Design of Concrete and Masonry structures:
Limit state design for bending, shear, axial compression, and combined forces; Design of beams, Slabs, Lintels, Foundations, Retaining walls, Tanks, Staircases; Principles of pre‐stressed concrete design including materials and methods; Earthquake resistant design of structures; Design of Masonry Structure.
6. Construction Practice, Planning, and Management:
Construction ‐ Planning, Equipment, Site investigation and Management including Estimation with latest project management tools and network analysis for different Types of works; Analysis of Rates of various types of works; Tendering Process and Contract Management, Quality Control, Productivity, Operation Cost; Land acquisition; Labour safety and welfare.
PAPER-II
1. Flow of Fluids, Hydraulic Machines, and Hydro Power:
(a) Fluid Mechanics, Open Channel Flow, Pipe Flow:
Fluid properties; Dimensional Analysis and Modeling; Fluid dynamics including flow kinematics and measurements; Flow net; Viscosity, Boundary layer and control, Drag, Lift, Principles in open channel flow, Flow controls. Hydraulic jump; Surges; Pipe networks.
(b) Hydraulic Machines and Hydropower ‐
Various pumps, Air vessels, Hydraulic turbines – types, classifications & performance parameters; Powerhouse – classification and layout, storage, pondage, control of supply.
Hydrological cycle, Ground water hydrology, Well hydrology and related data analysis; Streams and their gauging; River morphology; Flood, drought, and their management; Capacity of Reservoirs. Water Resources Engineering: Multipurpose uses of Water, River basins and their potential; Irrigation systems, water demand assessment; Resources ‐ storages and their yields; Waterlogging, canal and drainage design, Gravity dams, falls, weirs, Energy dissipaters, barrage Distribution works, Cross drainage works and head‐works and their design; Concepts in canal design, construction & maintenance; River training, measurement, and analysis of rainfall.
(a) Water Supply Engineering:
Sources, Estimation, quality standards and testing of water and their treatment; Rural, Institutional and industrial water supply; Physical, chemical and biological characteristics and sources of water, Pollutants in water and its effects, Estimation of water demand; Drinking water Standards, Water Treatment Plants, Water distribution networks.
(b) Waste Water Engineering:
Planning & design of domestic wastewater, sewage collection, and disposal; Plumbing Systems. Components and layout of sewerage system; Planning & design of Domestic Waste‐water disposal system; Sludge management including treatment, disposal, and re‐use of treated effluents; Industrial waste waters and Effluent Treatment Plants including institutional and industrial sewage management.
(c) Solid Waste Management:
Sources & classification of solid wastes along with planning & design of its management system; Disposal system, Beneficial aspects of wastes, and Utilization by Civil Engineers.
(d) Air, Noise pollution, and Ecology:
Concepts & general methodology.
(a)Geo‐technical Engineering:
Soil exploration ‐ planning & methods, Properties of soil, classification, various tests, and inter-relationships; Permeability & Seepage, Compressibility, consolidation and Shearing resistance, Earth pressure theories, and stress distribution in soil; Properties and uses of geo‐synthetics.
(b) Foundation Engineering:
Types of foundations & selection criteria, bearing capacity, settlement analysis, design and testing of shallow & deep foundations; Slope stability analysis, Earthen embankments, Dams, and Earth retaining structures: types, analysis, and design, Principles of ground modifications.
(a) Surveying: Classification of surveys, various methodologies, instruments & analysis of measurement of distances, elevation, and directions; Field astronomy, Global Positioning System; Map preparation; Photogrammetry; Remote sensing concepts; Survey Layout for culverts, canals, bridges, road/railway alignment, and buildings, Setting out of Curves.
(b) Geology: Basic knowledge of Engineering geology & its application in projects.
Highways ‐ Planning & construction methodology, Alignment, and geometric design; Traffic Surveys and Controls; Principles of Flexible and Rigid pavements design.
Tunneling ‐ Alignment, methods of construction, disposal of muck, drainage, lighting, and ventilation.
Railways Systems – Terminology, Planning, designs, and maintenance practices; track modernization.
Harbors – Terminology, layouts, and planning. Airports – Layout, planning & design.
Contents for syllabi of both the Papers together for Preliminary Examination/ Stage‐I (objective type Paper-II) and separately for Main/ Stage‐II Examination (Conventional type Paper‐I and Paper-II).
PAPER – I
1. Fluid Mechanics:
Basic Concepts and Properties of Fluids, Manometry, Fluid Statics, Buoyancy, Equations of Motion, Bernoulli’s equation and applications, Viscous flow of incompressible fluids, Laminar and Turbulent flows, Flow through pipes and head losses in pipes.
2. Thermodynamics and Heat transfer:
Thermodynamic systems and processes; properties of pure substance; Zeroth, First and Second Laws of Thermodynamics; Entropy, Irreversibility, and availability; analysis of thermodynamic cycles related to energy conversion: Rankine, Otto, Diesel, and Dual Cycles; ideal and real gases; compressibility factor; Gas mixtures. Modes of heat transfer, Steady and unsteady heat conduction, Thermal resistance, Fins, Free and forced convection, Correlations for convective heat transfer, Radiative heat transfer – Radiation heat transfer co‐efficient; boiling and condensation, Heat exchanger performance analysis.
3. IC Engines, Refrigeration and Air conditioning:
SI and CI Engines, Engine Systems and Components, Performance characteristics, and testing of IC Engines; Fuels; Emissions and Emission Control. Vapor compression refrigeration, Refrigerants and Working cycles, Compressors, Condensers, Evaporators and Expansion devices, Other types of refrigeration systems like Vapour Absorption, Vapour jet, thermoelectric, and Vortex tube refrigeration. Psychometric properties and processes, Comfort chart, Comfort and industrial air conditioning, Load calculations and Heat pumps.
4. Turbo Machinery:
Reciprocating and Rotary pumps, Pelton wheel, Kaplan and Francis Turbines, velocity diagrams, Impulse and Reaction principles, Steam and Gas Turbines, Theory of Jet Propulsion – Pulse jet and Ram Jet Engines, Reciprocating and Rotary Compressors – Theory and Applications
5. Power Plant Engineering:
Rankine and Brayton cycles with regeneration and reheat, Fuels and their properties, Flue gas analysis, Boilers, steam turbines, and other power plant components like condensers, air ejectors, electrostatic precipitators, and cooling towers – their theory and design, types and applications;
6. Renewable Sources of Energy:
Solar Radiation, Solar Thermal Energy collection ‐ Flat Plate and focusing collectors their materials and performance. Solar Thermal Energy Storage, Applications – heating, cooling and Power Generation; Solar Photovoltaic Conversion; Harnessing of Wind Energy, Bio‐mass and Tidal Energy – Methods and Applications, Working principles of Fuel Cells.
PAPER-II
7. Engineering Mechanics:
Analysis of System of Forces, Friction, Centroid and Centre of Gravity, Dynamics; Stresses and Strains‐Compound Stresses and Strains, Bending Moment and Shear Force Diagrams, Theory of Bending Stresses‐ Slope and deflection‐Torsion, Thin and thick Cylinders, Spheres.
8. Engineering Materials:
Basic Crystallography, Alloys and Phase diagrams, Heat Treatment, Ferrous and Non-Ferrous Metals, Nonmetallic materials, Basics of Nano‐materials, Mechanical Properties and Testing, Corrosion prevention and control
9. Mechanisms and Machines:
Types of Kinematics Pair, Mobility, Inversions, Kinematic Analysis, Velocity and Acceleration Analysis of Planar Mechanisms, CAMs with uniform acceleration and retardation, cycloidal motion, oscillating followers; Vibrations –Free and forced vibration of undamped and damped SDOF systems, Transmissibility Ratio, Vibration Isolation, Critical Speed of Shafts. Gears – Geometry of tooth profiles, Law of gearing, Involute profile, Interference, Helical, Spiral and Worm Gears, Gear Trains‐ Simple, compound and Epicyclic; Dynamic Analysis – Slider – crank mechanisms, turning moment computations, balancing of Revolving & Reciprocating masses, Gyroscopes –Effect of Gyroscopic couple on automobiles, ships, and aircraft, Governors.
10. Design of Machine Elements:
Design for static and dynamic loading; failure theories; fatigue strength and the S‐N diagram; principles of the design of machine 24 elements such as riveted, welded, and bolted joints. Shafts, Spur gears, rolling and sliding contact bearings, Brakes, and clutches, flywheels.
11. Manufacturing, Industrial, and Maintenance Engineering:
Metal casting‐Metal forming, Metal Joining, Machining, and machine tool operations, Limits, fits and tolerances, Metrology and inspection, computer Integrated manufacturing, FMS, Production planning and Control, Inventory control, and operations research ‐ CPM‐PERT. Failure concepts and characteristics‐Reliability, Failure analysis, Machine Vibration, Data acquisition, Fault Detection, Vibration Monitoring, Field Balancing of Rotors, Noise Monitoring, Wear and Debris Analysis, Signature Analysis, NDT Techniques in Condition Monitoring.
12. Mechatronics and Robotics:
Microprocessors and Microcontrollers: Architecture, programming, I/O, Computer interfacing, Programmable logic controller. Sensors and actuators, Piezoelectric accelerometer, Hall effect sensor, Optical Encoder, Resolver, Inductosyn, Pneumatic and Hydraulic actuators, stepper motor, Control Systems‐ Mathematical modeling of Physical systems, control signals, controllability, and observability. Robotics, Robot Classification, Robot Specification, notation; Direct and Inverse Kinematics; Homogeneous Coordinates and Arm Equation of four Axis SCARA Robot.
Contents for syllabi of both the Papers together for Preliminary/Stage‐I Examination (objective type Paper-II) and separately for Main/Stage‐II Examination (Conventional type Paper‐I and Paper-II).
PAPER – I
1. Engineering Mathematics
Matrix theory, Eigen values & Eigen vectors, a system of linear equations, Numerical methods for the solution of non‐linear algebraic equations and differential equations, integral calculus, partial derivatives, maxima and minima, Line, Surface, and Volume Integrals. Fourier series, linear, non‐linear and partial differential equations, initial and boundary value problems, complex variables, Taylor’s and Laurent’s series, residue theorem, probability and statistics fundamentals, Sampling theorem, random variables, Normal and Poisson distributions, correlation and regression analysis.
2. Electrical Materials
Electrical Engineering Materials, crystal structures, and defects, ceramic materials, insulating materials, magnetic materials – basics, properties and applications; ferrites, ferromagnetic materials, and components; basics of solid-state physics, conductors; Photo‐conductivity; Basics of Nano materials and Superconductors.
3. Electric Circuits and Fields
Circuit elements, network graph, KCL, KVL, Node, and Mesh analysis, ideal current and voltage sources, Thevenin’s, Norton’s, Superposition and Maximum Power Transfer theorems, transient response of DC and AC networks, Sinusoidal steady-state analysis, basic filter concepts, two‐port networks, three-phase circuits, Magnetically coupled circuits, Gauss Theorem, electric field and potential due to point, line, plane, and spherical charge distributions, Ampere’s and Biot‐Savart’s laws; inductance, dielectrics, capacitance; Maxwell’s equations.
4. Electrical and Electronic Measurements:
Principles of measurement, accuracy, precision, and standards; Bridges and potentiometers; moving coil, moving iron, dynamometer and induction type instruments, measurement of voltage, current, power, energy and power factor, instrument transformers, digital voltmeters and multimeters, phase, time and frequency measurement, Q‐meters, oscilloscopes, potentiometric recorders, error analysis, Basics of sensors, Transducers, basics of data acquisition systems
5. Computer Fundamentals:
Number systems, Boolean algebra, arithmetic functions, Basic Architecture, Central Processing Unit, I/O and Memory Organisation; peripheral devices, data representation and programming, basics of Operating system, and networking, virtual memory, file systems; Elements of programming languages, typical examples. 6. Basic Electronics Engineering: Basics of Semiconductor diodes and transistors and characteristics, Junction and field-effect transistors (BJT, FET, and MOSFETS), different types of transistor amplifiers, equivalent circuits and frequency response; oscillators and other circuits, feedback amplifiers.
PAPER-II
1. Analog and Digital Electronics:
Operational amplifiers – characteristics and applications, combinational and sequential logic circuits, multiplexers, multi‐ vibrators, sample and hold circuits, A/D and D/A converters, basics of filter circuits and applications, simple active filters; Microprocessor basics‐ interfaces and applications, basics of linear integrated circuits; Analog communication basics, Modulation, and demodulation, noise and bandwidth, transmitters and receivers, signal to noise ratio, digital communication basics, sampling, quantizing, coding, frequency and time domain multiplexing, power line carrier communication systems. 25
2. Systems and Signal Processing :
Representation of continuous and discrete‐time signals, Shifting and scaling operations, linear, time‐invariant and causal systems, Fourier series representation of continuous periodic signals, sampling theorem, Fourier and Laplace transform, Z transforms, Discrete Fourier, transform, FFT, linear convolution, discrete cosine transform, FIR filter, IIR filter, bilinear transformation.
3. Control Systems:
Principles of feedback, transfer function, block diagrams, and signal flow graphs, steady‐state errors, transforms and their applications; Routh‐Hurwitz criterion, Nyquist techniques, Bode plots, root loci, lag, lead and lead‐lag compensation, stability analysis, transient and frequency response analysis, state-space model, state transition matrix, controllability and observability, linear state variable feedback, PID and industrial controllers.
4. Electrical Machines :
Single-phase transformers, three-phase transformers ‐ connections, parallel operation, auto‐transformer, energy conversion principles, DC machines ‐ types, windings, generator characteristics, armature reaction, and commutation, starting and speed control of motors, Induction motors ‐ principles, types, performance characteristics, starting and speed control, Synchronous machines ‐ performance, regulation, parallel operation of generators, motor starting, characteristics and applications, servo and stepper motors.
5. Power Systems :
Basic power generation concepts, steam, gas, and water turbines, transmission line models and performance, cable performance, insulation, corona, and radio interference, power factor correction, symmetrical components, fault analysis, principles of protection systems, basics of solid-state relays, and digital protection; Circuit breakers, Radial and ring‐main distribution systems, Matrix representation of power systems, load flow analysis, voltage control, and economic operation, System stability concepts, Swing curves, and equal area criterion. HVDC transmission and FACTS concepts, Concepts of power system dynamics, distributed generation, solar and wind power, smart grid concepts, environmental implications, fundamentals of power economics.
6. Power Electronics and Drives :
Semiconductor power diodes, transistors, thyristors, triacs, GTOs, MOSFETs and IGBTs ‐ static characteristics and principles of operation, triggering circuits, phase control rectifiers, bridge converters ‐ fully controlled and half controlled, principles of choppers and inverters, basic concepts of adjustable speed DC and AC drives, DC‐DC switched-mode converters, DC‐AC switched-mode converters, resonant converters, high-frequency inductors and transformers, power supplies.
Electronics & Telecommunication Engineering
Contents for syllabi of both the Papers together for Preliminary/Stage‐I Examination (objective type Paper-II) and separately for Main/Stage‐II Examination (Conventional type Paper‐I and Paper-II).
PAPER – I
1. Basic Electronics Engineering:
Basics of semiconductors; Diode/Transistor basics and characteristics; Diodes for different uses; Junction & Field Effect Transistors (BJTs, JFETs, MOSFETs); Transistor amplifiers of different types, oscillators, and other circuits; Basics of Integrated Circuits (ICs); Bipolar, MOS and CMOS ICs; Basics of linear ICs, operational amplifiers, and their applications‐ linear/non‐linear; Optical sources/detectors; Basics of Optoelectronics and its applications.
2. Basic Electrical Engineering:
DC circuits ohm's & Kirchoff’s laws, mesh and nodal analysis, circuit theorems; Electromagnetism, Faraday’s & Lenz’s laws, induced EMF and its uses; Single‐phase AC circuits; Transformers, efficiency; Basics‐DC machines, induction machines, and synchronous machines; Electrical power sources‐ basics: hydroelectric, thermal, nuclear, wind, solar; Basics of batteries and their uses.
3. 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; Nano materials‐basics, preparation, purification, sintering, nanoparticles and uses; Nano‐optical/magnetic/electronic materials and uses; Superconductivity, uses.
4. Electronic Measurements and Instrumentation:
Principles of measurement, accuracy, precision, and standards; Analog and Digital systems for measurement, measuring instruments for different applications; Static/dynamic characteristics of measurement systems, errors, statistical analysis, and curve fitting; Measurement systems for non‐electrical quantities; Basics of telemetry; Different types of transducers and displays; Data acquisition system basics.
5. 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; State equations for networks; Steady state sinusoidal analysis.
6. Analog and Digital Circuits:
Small signal equivalent circuits of diodes, BJTS, and FETs; Diode circuits for different uses; Biasing & stability of BJT & JFET amplifier circuits; Analysis/design of amplifier‐ single/multi‐stage; Feedback& uses; Active filters, timers, multipliers, waveshaping, A/D‐D/A converters; Boolean Algebra& uses; Logic gates, Digital IC families, Combinatorial/sequential circuits; Basics of multiplexers, counters/registers/ memories /microprocessors, design& applications.
PAPER-II
1. Analog and Digital Communication Systems:
Random signals, noise, probability theory, information theory; Analog versus digital communication & applications: 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.
2. Control Systems:
Classification of signals and systems; Application of signal and system theory; System realization; Transforms& their applications; Signal flow graphs, Routh‐Hurwitz criteria, root loci, Nyquist/Bode plots; Feedback systems‐open &close loop types, stability analysis, steady-state, transient and frequency response analysis; Design of control systems, compensators, elements of lead/lag compensation, PID and industrial controllers. 3. 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; Memory management, virtual memory, file systems, protection & security; Databases, different types, characteristics, and design; Transactions and concurrency control; Elements of programming languages, typical examples.
4. Electro Magnetics:
Elements of vector calculus, Maxwell’s equations‐basic concepts; Gauss’, Stokes’ theorems; Wave propagation through different media; Transmission Lines‐different types, basics, Smith’s chart, impedance matching/transformation, S‐ parameters, pulse excitation, uses; Waveguides‐basics, rectangular types, modes, cut‐off frequency, dispersion, dielectric types; Antennas‐radiation pattern, monopoles/dipoles, gain, arrays‐active/passive, theory, use.
5. Advanced Electronics 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, uses; Digital filters: FIR/IIR types, design, speech/audio/radar signal processing uses; Microprocessors & microcontrollers, basics, interrupts, DMA, instruction sets, interfacing; Controllers & uses; Embedded systems.
6. Advanced Communication Topics:
Communication networks: Principles /practices /technologies /uses /OSI model/security; Basic packet multiplexed streams/scheduling; Cellular networks, types, analysis, protocols (TCP/TCPIP); Microwave & satellite communication: Terrestrial/space type LOS systems, block schematics link calculations, system design; Communication satellites, orbits, characteristics, systems, uses; Fibre‐optic communication systems, block schematics, link calculations, system design.
Check the UPSC ESE Stage – I and Stage – II exam centers from the table below:
UPSC ESE Preliminary Exam (Stage – I) – Exam Centres
AGARTALA |
CHENNAI |
ITANAGAR |
MUMBAI |
SHIMLA |
AHMEDABAD |
CUTTACK |
JAIPUR |
NAGPUR |
SRINAGAR |
AIZAWL |
DEHRADUN |
JAMMU |
PANAJI (GOA) |
THIRUVANANTHAPURAM |
ALIGARH |
DELHI |
JORHAT |
PATNA |
TIRUPATI |
ALLAHABAD |
DHARWAD |
KOCHI (COCHIN) |
PORT BLAIR |
UDAIPUR |
BANGALORE |
DISPUR(GUWAHATI) |
KOHIMA |
RAIPUR |
VISHAKHAPATNAM |
BAREILLY |
GANGTOK |
KOLKATA |
RANCHI |
|
BHOPAL |
HYDERABAD |
LUCKNOW |
SAMBALPUR |
|
CHANDIGARH |
IMPHAL |
MADURAI, |
SHILLONG |
|
UPSC ESE Mains Exam (Stage – II) – Exam Centres
AHMEDABAD |
CHANDIGARH |
DISPUR(GUWAHATI) |
LUCKNOW |
SHILLONG |
AIZAWL |
CHENNAI |
HYDERABAD |
MUMBAI |
SHIMLA |
ALLAHABAD |
CUTTACK |
JAIPUR |
PATNA |
THIRUVANANTHAPURAM |
BANGALORE |
DEHRADUN |
JAMMU |
RAIPUR |
VISHAKHAPATNAM |
BHOPAL |
DELHI |
KOLKATA |
RANCHI |
|
The IES Entry-level salary will depend upon the candidate’s location where they are getting posted. The IES has divided cities into 3 classes and candidates will receive the salary according to the class of the city they are posted in. The three classes are listed below:
Class A: Metropolis
Class B: Metropolis + Other Big Cities
Class C: Village + Small Cities
Component |
Class A Cities |
Class B Cities |
Class C Cities |
Basic Pay |
15,600 |
15,600 |
15,600 |
Grade Pay |
5,400 |
5,400 |
5,400 |
Net Basic Pay |
21,000 |
21,000 |
21,000 |
Dearness Allowance (125% of Basic) |
26,250 |
26,250 |
26,250 |
House Rent Allowance |
6,300 (30% of Basic) |
4,200 (20% of Basic) |
2,100 (10% of Basic) |
Transport Allowances ((15% of Basic + DA) |
7,087 |
7,087 |
7,087 |
IES Gross Salary |
60,637 |
58,537 |
56,437 |
IES Deductions (Approx.) |
10,000 |
10,000 |
10,000 |
IES Salary in Hand |
50,637 |
48,537 |
46,437 |
There is a difference between salaries before and after the 7th Pay Commission. Earlier, the net in-hand salary was INR 42,000 but now the approximate IES Salary in hand has become INR 55, 135.
Details of the IES Officer Salary
Level |
Pay Scale |
Grade Pay |
Time Frame |
Junior level |
INR 15,600 – INR 39,100 |
INR 5400 |
On Joining |
Senior Scale |
INR 15,600 – INR 39,100 |
INR 6600 |
5 – 6 years of joining |
Junior Administrative Grade |
INR 15,600 – INR 39,100 |
INR 7600 |
Minimum 10 years after joining |
Selection grade scale( Chief Engineer L2 / Jt. G M ) |
INR 37400 – INR 67000 |
INR 8700 |
20 years or more after joining |
Super time grade (Chief Engr. /Additional GM) |
INR 37400 – INR 67000 |
INR 8700 |
|
Cabinet Secretary Grade |
INR 90,000 |
N/A |
Fixed |
Apex Pay Scale |
INR 80,000 |
N/A |
Fixed |
According to the various government policies, some amount of salary will be deducted. The IES Salary deductions are listed below:
10% of gross pay is deducted for PF
The employees must pay Rs 325/- under Central Government Employees Group Insurance.
NPS Payment – 10% of Basic + Dearness Allowance
Income Tax Deductions
Apart from salary, an IES officer will also get various allowances including:
Residential Quarters or HRA
Dearness Allowance
Leave Travel Allowance/ Tour Allowance
Official Vehicle
Gratuity
CGHS medical facility
Provident Fund
Personal Assistant
Peon
Leave Encashment
Driver
Domestic Servant
The list of the organizations under which the candidates are being recruited through IES Recruitment:
Border Roads Engineering Service
Central Electrical and Mechanical Service
Central Engineering Service for Roads
Central Power Engineering Service
Central Water Engineering
Defense Service Engineering Corps
Geological Survey of India
Indian Army Engineering Service
Indian Navy Armaments Service
Indian Ordnance Factory
Indian Railways Service
Indian Supply Service
Indian Telecommunication Service
Career Growth of an IES Officer
The candidate will be selected as an Assistant Executive Engineer or Assistant Director.
After an experience of 3 to 4 years, the candidate will be promoted to Executive Engineer or Director.
After 13 years of experience, the candidate will be appointed as a Joint General Manager or Chief Engineer of level 2.
After 20 years of experience, the candidate will be promoted to the post of Additional General Manager or Chief Engineer.
After 30 years of experience, the candidate will become a Senior General Manager.
The final promotion will come after gaining experience of 34 years when the candidate will become a Managing Director or Chairperson of the governmental organization.