Crisanto Castro is currently a Consulting Technical Manager at Oracle, where they provide technical consultancy for IMS/VoLTE and SIP-based New Generation Networks in both service providers and the enterprise market. Crisanto previously worked at Ericsson from 1999 to 2004, serving as a GSM/UMTS Network Engineer and later as an IMS Solution Architect, where they led project scoping and design. Prior to joining Oracle in 2013, they were a Senior System Engineer at Acme Packet from 2010 to 2013. Crisanto is pursuing a degree in Telecommunication Engineering with a specialization in Telemática & Comunicaciones at Universidad de Vigo.
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