IES / ESE (Engineering Services Exam) Notes & Study Material
The Indian Engineering Services (IES) examination, also called the Engineering Services Examination (ESE), is conducted by UPSC to recruit engineers into the Central Engineering Services — among the most prestigious engineering positions in India. Candidates clearing IES become Class-1 gazetted officers in departments like Railways, Telecom, Defence, Power, and Public Works.

Paper I — Objective (Engineering Aptitude & GS): Current Issues of National & International Importance, Engineering Aptitude, Engineering Mathematics, General Principles of Design, Standards and Quality Practices, Basics of Energy & Environment
Paper II — Objective (Technical Subject): Branch-wise notes — Civil Engineering, Mechanical Engineering, Electrical Engineering, Electronics & Telecom Engineering
Paper III — Conventional (Technical Subject Part A): Detailed conventional answer writing notes for the descriptive technical paper
Paper IV — Conventional (Technical Subject Part B): Advanced technical problems and model conventional answers for each engineering branch
Interview Preparation: ESE/IES personality test guidance, department-specific GK, and technical interview question banks

IES notes combine engineering depth with UPSC-level exam awareness — covering both the technical rigour required for the conventional papers and the general aptitude needed for Paper I.