Hi Ankit,
After completing B.Tech in electronic and Instrumentation, you can pursue the following courses:
Master of Technology in Electronic Design and Technology
Master of Electronics in Applied Electronics
Master of Engineering in Applied Instrumentation
Master of Technology in Control System
Master of Technology in Electronics and Communication Engineering
Master of Technology in Instrumentation and Control Engineering
Master of Technology in Instrumentation
Master of Technology in Process Control & Instrumentation
Master of Technology in Process Instrumentation
Master of Technology in Electronics and Communications
Master of Technology in Microelectronics and VLSI
Master of Technology in Power Electronics
You can also opt for Numerous short term and long term certifications which will enable you to get engaged in to a variety of jobs. Some of them are
Certification in VLSI Design Engineering and VHDL
Advanced Diploma in VLSI Design and DSP System Design
Advanced Diploma in DSP System Design
Diploma in VLSI Design
Advanced Diploma in Real Time Operating Systems
Advanced Diploma in Wireless Technology and Embedded Systems Design
PG Diploma course in Industrial Automation System Design
Diploma in Wireless Technology
Cisco Certified Network Associate Routing & Switching (CCNA) course
Career prospects after completing B.Tech in electronic and Instrumentation:
Service Engineer.
Software Analyst.
Technical Director.
Field Test Engineer.
Senior Sales Manager.
Network Planning Engineer.
Refer to the below link to know institutes offering B.Tech in electronic and Instrumentation:
https://www.shiksha.com/search/index?keyword=B.Tech+in+electronic+and+Instrumentation&start=0&institute_rows=-1&content_rows=-1&country_id=&city_id=&zone_id=&locality_id=&course_level=under-graduate-degree&course_type=full-time&min_duration=&max_duration=&search_type=&search_data_type=&sort_type=&utm_campaign=site_search&utm_medium=internal&utm_source=shiksha&from_page=homepage&autosuggestor_suggestion_shown=-1&tsr=searchbtn&Refine the search as per your state preference.
Hope this helps,
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Wish you Luck!