ISRO has very different approach towards computer science engineers or any engineer for that matter. ALL are engineers first thence they will be put on for work, wherever there is requirement. You need to learn and grow. If you are lucky you will be worked in your area of interest. Nevertheless the core areas computer science engineers works in isro includes
- Software development
- Web development
- Android or iOS app development
- Network design and operations
- Data center design and operations
- Embedded software development and testing
- Network security and information security
- Vulnerability assessment and penetration testing
- Storage design and maintenance
- System and patch management