Ram Krishna Rao

Experience

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  Web Parker

  Sept 2000 - Jan 2003

  Software Engineer

  Billing and inventory management system, application developer using JAVA.

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  Intoto Inc. (Acquired by Freescale Semiconductor - 2008)

  Mar 2003 - Aug 2008

  SR. SOFTWARE ENGINEER

  VoIP Phone adopter; SIP based VoIP application development and testing. TCP/IP protocol testing on different network devices like routers, SME devices, VoIP adopters, cable modems etc.

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  AT&T

  May 2009 - Jul 2012

  Project Manager

  Network and operational support for at&t IMS and USP consumer VoIP network. Network infrastructure support and troubleshoot IMS SIP protocol and other application issues and provided 24/7 T3 & T4 support.

• 

  Voxvalley Technologies

  Dec 2012 - Jul 2013

  QA Manager

  Built, managed the new QA team to deliver high quality mobile software applications of J2ME, WEB/WAP for CDMA, GSM handsets on Win, Mac, chrome, web

• 

  Randstad India Private Limited

  Sept 2013 - Mar 2014

  Network Support Specialist

  Managed network support team for clients back office Local network and security. Implementing traffic filters using Standard and Extended access-lists.

• 

  AT&T

  May 2014 - now

  Project Manager

  Involving in design, development, integration, implementation, and maintenance of IMS network, cloud computing and telecommunications systems. Accustomed to handling IMS system, managing Business VoIP & VoLTE projects and progressive responsibility project management & telecommunication analyst.