Will you please suggest me the names of some good Courses after Diploma in Electrical Engineering????

Yes sure, here I am suggesting you the names of some good Courses after Diploma in Electrical Engineering:

B.tech in electrical engineering
Specialization in electrical engineering
Degree in electrical engineering
Many more…………

After completing these courses you can apply in following top companies for the job:

BHEL
BSNL
SAIL
DMRC
DRDO etc...

List of Electrical Engineering Colleges in India

Indian Institute of Technology Bombay (IIT Bombay) Powai, Mumbai, Maharashtra 400076
Indian Institute of Technology Delhi (IIT Delhi) Hauz Khas, New Delhi-110 016,
Indian Institute of Technology Kanpur (IIT Kanpur) Nankari, Kalyanpur, Kanpur, Uttar Pradesh 208016
Indian Institute of Technology Kharagpur (IIT KGP) Post Technology, Paschim Medinipur, Kharagpur, West Bengal 721302
Indian Institute of Technology Madras (IIT Madras) Delhi Avenue, Indian Institute Of Technology, Chennai, Tamil Nadu 600036
Indian Institute of Technology Roorkee (IIT Roorkee) Century Road, Roorkee, Uttarakhand 247667
Indian Institute of Technology - Banaras Hindu University (IIT-BHU) Banaras Hindu University, Varanasi, Uttar Pradesh 221005
Indian School of Mines (ISM) Ism Dhanbad Internal Rd, Sardar Patel Nagar, Dhanbad, Jharkhand 826004
Jadavpur University (Faculty of Engineering & Technology) Sai Complex, La Block, Salt Lake City, Kolkata, West Bengal
Motilal Nehru National Institute of Technology Allahabad, Uttar Pradesh 211004
PEC University of Technology Vidya Path, Sector 12, Chandigarh, Chandigarh Ut 160012
Bengal Engineering and Science University Botanic Garden, Shalimar, Howrah, West Bengal 711103
Malaviya National Institute of Technology Calgeri Marg, Malviya Nagar, Jaipur, Rajasthan 302017
Thapar University Adarsh Nagar, Prem Nagar, Patiala, Punjab 147004
National Institute of Technology, Rourkela Rourkela - 769008. Orissa
College of Engineering Pune Near Sancheti Hospital, National Highway 4, Shivaji Nagar, Pune, Maharashtra 411005
Veermata Jijabai Technological Institute H. R. Mahajani Marg, Matunga Road, Mumbai, Maharashtra 400019
Sardar Vallabhbhai National Institute of Technology Gaurav Path, Ichchhanath, Piplod, Svnit Campus, Athwa, Surat, Gujarat 395007
Maulana Azad National Institute of Technology Maulana Azad National Institute Of Technology, Bhopal, Madhya Pradesh 462007
College of Engineering Trivandrum Sreekariyam Kulathoor Rd, Thiruvananthapuram, Kerala 695016
Nirma University - Institute of Technology Sarkhej-Gandhinagar Highway, Post : Chandlodia, Via : Gota, Ahmedabad - 382 481 Gujarat
BIT Sindri Sindri, Jharkhand 828120
National Institute of Technology, Durgapur Mahatma Gandhi Avenue, A-Zone, Durgapur, West Bengal 713209
Sardar Patel College of Engineering Bhavan'S Campus, Munshi Nagar, Andheri West, Mumbai, Maharashtra 400058
National Institute of Technology, Hamirpur Hamirpur, Himachal Pradesh 177005
PES Institute of Technology 100 Feet Ring Road, Bsk Iii Stage, Bangalore - 560 085
National Institute of Technology, Raipur Nit Ge-Road, Raipur, Chhattisgarh 492001
National Institute of Technology, Patna Ashok Raj Path, Patna, Bihar - 800005
Shri Ramdeobaba College of Engineering and Management Ramdev Tekdi Gittikhadan, Katol Road, Katol Road, Nagpur, Maharashtra 440013
Government College of Engineering (Amravati) Siddhivinayak Nagar, Amravati, Maharashtra 444604
Guru Nanak Dev Engineering College Gill Park, Ludhiana, Punjab 141006
Faculty of Engineering and Technology, Jamia Millia Islamia Jamia Millia Islamia, Okhla, New Delhi, Delhi 110025
Shri Govindram Seksaria Institute of Technology and Science Vallabh Nagar, Shivaji Nagar, Indore, Madhya Pradesh
Amrita School of Engineering Off Sarjapura Road, Kasavanahalli, Bengaluru, Karnataka 560035
Rungta College of Engineering & Technology Rungta Educational Campus, Kohka-Kurud Road , Bhilai, Chhattisgarh, India - 490024
Zakir Hussain College of Engineering and Technology University Rd, Amu Campus, Aligarh, Uttar Pradesh 202002
National Institute of Technology Hazratbal Rd, Hazaratbal, Srinagar, Jammu And Kashmir 190006
Galgotias College of Engineering & Technology 1, Knowledge Park, Phase Ii, Greater Noida, Greater Noida, Uttar Pradesh 201306
GMR Institute of Technology Rajam, Andhra Pradesh 532 127