B.Tech. in Electronics and Telecommunication Engineering 

at Aditya Engineering College, Beed, Maharashtra - Other

The BTech Mechanical Engineering syllabus is not the same across all colleges, as every college committee sets a particular coursework pattern at the start of every academic year to be followed for the respective batch. The syllabus includes some core subjects, interesting electives, and lab work that gives detailed knowledge to the students about the workings of the field.

Helpful Link: Mechanical Engineering Subjects in Detail

ECE courses do offer various electives for you to opt in the both the UG-level and PG-level ECE courses where you get the chance to pick a specific subject that interests you more, is easy-going for you, and in which you can even pursue a specialisation further to tailor your career path in a particular direction.
You can choose to pick a subject according to the specialised field within your broad ECE specialization, which you would like to enter into in the future, where you see yourself as a well-established engineer. For example, in BTech ECE, there are a variety of electives like Embedded Systems, Antenna Design, Fiber-optic communication, VLSI Technology, etc.

Know more about -
ECE Courses Syllabus

Yes, Electronics Engineers are also recruited by the DRDO. The organisation releases notification in case of any requirement or vacancy in the pertinent discipline. The recruitement to DRDO is done on the basis of an open-recruitment process which attracts the brightest minds and experienced candidates from the country.