Aerospace innovations
Computational fluid mechanics
Analysis of stresses in machine parts
Simulation modelling of automobiles
Thermal analysis
All these fields have great demand and mechanical engineering will be the path to achieve success in your career in these fields.

There is a lot of opportunity for mechanical engineering students specially in government sector job and also in big companies like lnt and gammon. The government sector industries specially takes the graduate via gate score. You should have a good gate score to apply for the post. Also there is scope in automation nowadays for the mechanical engineering students as the automation is increasing.