You can do MBA .Eligibility for MBA is any graduation, but you have to appear an entrance exam.
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There are numerous opportunities for electronics engineering graduates.They can found job in Central and State Governments such as All India Radio, Indian Telephone Industries, MTNL, National Physical Laboratories, AIR, Civil Aviation Department; Post and Telegraph Department; Co-ordination Department, National Physical Laboratory, Bharat Electronics Limited, Development Centers in various States etc. and also private organizations dealing in manufacture, sales and services of electronics consumer goods and appliancesFor details about job prospects click here