As you want to download syllabus of ISRO Scientist Recruitment in Civil Engineering discipline, so here I am providing following syllabus:

ISRO Scientist Recruitment in Civil Engineering Syllabus

Surveying.
Irrigation Engineering.
Soil Mechanics.
Environmental Engineering.
Estimating, Costing, and Valuation.
Structural Engineering
Concrete Technology.
Steel Design.
Transportation Engineering.
Theory of Structures.
RCC Design
Hydraulics.
Building Materials.

Here I am providing syllabus of other Engineering disciplines:

Electronics Syllabus 2017
Digital Electronics.
Analog Electronics.
Control Systems and Process Control.
Analytical, Optical Instrumentation.
Communications, Signals, and Systems.
Basics of Circuits and Measurement Systems.
Electrical and Electronic Measurements.
Mechanical Measurement, Transducers, and Industrial Instrumentation.

Computer Science
Operating System.
Web Technologies.
Databases.
Theory of Computation.
Compiler Design.
Computer Networks.
Computer Organization and Architecture.
Information Systems and Software Engineering.

Mechanical Engineering
Heat Engines.
Thermodynamics.
Structural Engineering.
Fluid Mechanics.
Hydraulics.
Industrial Engineering & Management etc.
The strength of Materials.
Theory of Machines.
Manufacturing Technology.
Automobile Engineering.

Electrical Engineering
Circuit law.
Basic Electronics.
AC Fundamentals.
Electrical Machines.
Synchronous Machines.
Transmission and Distribution.
Utilization and Electrical Energy.
Basic concepts.
Fractional Kilowatt Motors.
Single phase induction Motors.
Measurement and Measuring Instruments.
Generation.
Estimation and Costing.
Magnetic Circuit.