As you want to get the details of career or scope after B.Tech Electronics and Communication Engineering and the list of some of the best colleges of B.Tech Electronics and Communication Engineering in India so here is the information of the same for you:

B.Tech. Electronic and Communication Engineering Employment Area

Indian Engineering Service (IES)
Indian Telephone Industries, BSNL / MTNL
Semiconductor, Chip Design-Industries (Motorola, IBM, HP, STM, Philips, IT etc)
Indian Oil Corporation Ltd. (HPCL / BPCL / IPCL)
Oil and Natural Gas Corporation Limited (ONGC)
Civil Aviation Department
Steel Authority of Indian Limited (SAIL)
Power Sector (NTPC / NHPC Ltd.)
Bharat Electronics Limited
Indian Railways
Indus tan Aeronautics Limited (ISRO)
Software Industries (ALL MNC’S) (HAL)
Teaching / Research
Government Sector

Aspirants who have passed B.Tech in ECE can get engaged in the following job profiles.

Electronics Engineer
ASIC Design Engineer
ASIC Engineer Trainee
Network Support Engineer
Quality Assurance Engineer
Business Analyst
Telecommunication Engineer
Embedded Engineer
Railway Signal Engineers
Lecturer
Technician
Hardware Engineer
System Engineer
Firms in Delhi recruiting B.Tech in ECE graduates

Following are the firms that recruit B.Tech in ECE graduates.

Ashbee
Avadh Exports
Bionics
Continental Device
Deltron
Envoys Electronics
Genesis Forte Tech
Hitachi Trading
Maniktala
Pagaria Electronics
Salora
Star Antenna
OVM Group
Prosem Technology India Pvt Ltd
True Power International Ltd

Following firms have branches not only in Delhi but also all over the country.

BSNL
Airtel
Idea
Reliance
Vodafone
Aircel
Docomo
Tata Indicom
Virgin India
Nokia India
IBM
HP
Oracle

Here for your reference I am giving you the list of some of the best colleges of B.Tech Electronics and Communication Engineering in India:

Kongu Engineering College
Rungta College of Engineering & Technology
Jadavpur University (Faculty of Engineering & Technology)
Shri Govindram Seksaria Institute of Technology and Science
Jawaharlal Nehru Technological University Hyderabad
Sri Sivasubramaniya Nadar College of Engineering - Tamil Nadu
University Institute of Engineering & Technology
Netaji Subhas Institute of Technology
Shri Dharmasthala Manjunatheshwara College of Engineering and Technology
Bangalore Institute of Technology
National Institute of Technology
Visvesvaraya National Institute of Technology
Dwarkadas J. Sanghvi College of Engineering
SCMS School of Engineering and Technology
Thapar University
Thaigarajar College of Engineering
Dr B R Ambedkar National Institute of Technology
PEC University of Technology
University Visvesvaraya College of Engineering - Karnataka
Motilal Nehru National Institute of Technology
Maharashtra Institute of Technology
Veermata Jijabai Technological Institute
National Institute of Technology, Raipur
SASTRA University
Amrita Institute of Technology and Sciences - Tamil Nadu
Sathyabama University
Acharya Institute of Technology
PES Institute of Technology
Karunya UniversityRequest E-brochure
BIT Sindri
The Icfai Institute Of Science & Technology
KLE Dr. M S Sheshgiri College of Engineering and Technology
Bengal Engineering and Science University
National Institute of Technology, Patna
Malaviya National Institute of Technology
Jawaharlal Nehru Technological University, Kakinada
Indian Institute of Technology (IIT Guwahati)
College of Engineering Pune
Amity School of Engineering and Technology
Birla Institute of Technology and Science (BITS-Pilani)
Guru Nanak Dev Engineering College
Manipal Institute of Technology, Karnataka
National Institute of Technology, Jamshedpur
Chaitanya Bharathi Institute of Technology
Shri Ramdeobaba College of Engineering and Management
Amrita School of Engineering
BMS College of Engineering
Indian Institute of Information Technology, Allahabad
PSG College of Technology
College of Engineering Trivandrum
National Institute of Technology, Surathkal
Sardar Vallabhbhai National Institute of Technology
National Institute of Technology, Durgapur
Sir M Visvesvaraya Institute of Technology
Indian Institute of Technology - Banaras Hindu University (IIT-BHU)
Coimbatore Institute of Technology (CIT)
Indian Institute of Technology Roorkee (IIT Roorkee)
Government College of Engineering (Amravati)
National Institute of Technology, Tiruchirappalli
Nirma University - Institute of Technology
National Institute of Engineering, Mysore
Faculty of Engineering and Technology, Jamia Millia Islamia
Birla Institute of Technology..
University College of Engineering (Osmania University)
Sona College of Technology
Vellore Institute of Technology (VIT)
Indian Institute of Technology Kharagpur (IIT KGP)
Gandhi Institute of Technology and Management (GITAM) University
National Institute of Technology, Rourkela
R.V.College of Engineering
National Institute of Technology, Hamirpur
International Institute of Information Technology, Hyderabad (IIIT-H)
Maulana Azad National Institute of Technology