As you want to get the details of government jobs for Computer Science students so here is the information of the same for you:

Career in Government sector:
They can work in these government companies:

National Thermal Power Corporation (NTPC)

Damodar Valley Corporation (DVC)

Oil and Natural Gas Corporation (ONGC)

Bharat Heavy Electricals Ltd (BHEL)

Food Corporation of India (FCI)

Centre for Development of Advance Computing (C-DAC)

Hindustan Electronics

Hindustan Aeronautics Limited (HAL)

Indian Railway

Indian Space Research Organization (ISRO)

Defence Research and Development Organization (DRDO)

Electronic Cooperation of India Limited (ECIL)

Airport Authority of India (AAI)

Steel Authority of India (SAIL)

Combined Defense Service (CDS)

New India Assurance Company Limited

Bharat Electronics Limited (BEL)