No need to worry I will let you know details of Union Public Service Commission, IES exam and will also let you know dates to get online application form.

Eligibility
Age:-
Aspirants aged between minimum 21 and maximum 30 years.

Educational Qualification:-
B.E./B.Tech or passed sections A and B of the Institution Examinations of the Institution of Engineers (India) or

Obtained a degree/diploma in engineering from such foreign university/college/institution recognized by the Government of India from time to time.

Passed Graduate Membership Examination of the Institute of Electronics and Telecommunication Engineers (India); or

Passed Associate Membership Examination Parts II and III/Sections A and B of the Aeronautical Society of India; or

Passed Graduate Membership Examination of the Institution of Electronics and Radio Engineers, London held after November, 1959.

Nationality:-
The aspirant must be any one of the following:

A citizen of India
A citizen of Nepal or a subject of Bhutan
a person of Indian origin who has migrated from Pakistan, Myanmar, Sri Lanka, Kenya, Uganda, Tanzania, Zambia, Malawi, Zaire, Ethiopia or Vietnam with the intention of permanently settling in India.

Application fee
Candidates (excepting SC/ST/Female/PH who are exempted from payment of fee) are required to pay a fee of Rs.200/- either by depositing the money in any Branch of SBI or by using Visa/Master Credit/Debit Card

Tentative dates
Engineering Services (Preliminary) Examination-
Date of Notification – Last week.September.2017

Last Date for receipt of Applications – Last week. October.2017

Exam Date – 1st week.January.2018

Engineering Services (Main) Examination-
Exam Date – 1st week.July.2018

Duration of Exam - 1 DAY

Departments Allocation Through ISE
A. Electronics Engineering
Indian Railway Service of Signal Engineers
Indian Railway Stores Service
Indian Telecom Service Group-A
Central Power Engineering Service (E&T Posts)
Engineer GCS Group A in WPC/MO(M/O Communication & IT)
Indian Inspection Service Group A (E&T Posts)
Indian Supply Service Group A (E&T Posts)
Indian Ordnance Factories Services
Assistant Naval Store Officer Grade-I in Indian Navy
Indian Naval Armament Service
Assistant Executive Engineer in Corps of EME, Ministry of Defence

B. Electrical Engineering
Indian Railway Service of Electrical Engineers
Indian Railway Stores Service
Indian Defence Service of Engineers(Electrical Posts)
Central Mechanical & Electrical Engineering Service (Electrical Post)
Central Power Engineering Service (Electrical Post)
Indian Ordnance Factories Services
Indian Supply Service Group A (Electrical Posts)
Assistant Naval Store Officer Grade-I in Indian Navy
Indian Naval Armament Service
Assistant Executive Engineer in Corps of EME, Ministry of Defence

C. Mechanical Engineering
Indian Railway Service of Mechanical Engineers
Indian Railway Stores Service
Indian Defence Service of Engineers
Central Mechanical & Electrical Engineering Service (Mechanical Post)
Central Water Engineering Service Group-A (Mechanical Post)
Central Power Engineering Service (Mechanical Post)
Indian Ordnance Factories Services
Indian Inspection Service Group A
Central Engineering Service (Roads) Group-A
Indian Supply Service Group A (Mechanical Posts)
Assistant Executive Engineer Group A Geological Survey of India
Assistant Naval Store Officer Grade-I in Indian Navy
Indian Naval Armament Service
Assistant Executive Engineer in Corps of EME, Ministry of Defence

D. Civil Engineering
Indian Railway Service of Engineers
Central Engineering Service
Indian Defence Service of Engineers
Indian Railway Stores Service
Central Engineering Service (Roads) Group-A
Central Water Engineering Service
Indian Ordnance Factories Services
AEE in P&T building works Group-A Services
AEE in Border Road Engg. Services GR-A