Hi
Civil engineering  is one of the isciplines in demand at present especially in india and also in developed countries to maintain there constructions. So, civil industry is an evergreen branch but at present is at a growing pace in India.
Civil Engineers can find job in Government departments, private and public sector industries, research and teaching institutions etc. job oppurtunities for civil engineers are expected to increase as fast as the average for all jobs, although the construction industry is vulnerable to fluctuations in the economy. Civil engineers will always be needed to maintain and repair existing facilities and structures and to construct new ones. After doing B.Tech, one can look for jobs in road projects, building work, consultancy firms, quality testing laboratories or housing societies. The experts say there is a high demand for experienced civil engineers in developed countries.  
Civil engineers are employed in all the major construction projects carried out by the state or central government, the railways, private construction companies, military, engineering services, consultancy services etc. Civil engineering graduates can also go in for research and take up teaching or they can open their own independent consultancy services.