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John Sze Location
Singapore
John Sze Work
Advisory Solution Consultant, CRM and Industry Workflows @ (July 2025 - Present)
Principal Solution Engineer @ (June 2020 - July 2025)
Principal Solutions Consultant @ (November 2019 - June 2020)
Sales Consulting Director @ (June 2017 - November 2019)
Master Principal Sales Consultant @ (June 2014 - June 2017)
Technical Consultant - Asia Region @ Sicap AG (April 2003 - December 2013)
Technical Manager, Technology Division @ (January 2001 - March 2003)
Systems Engineer, Greater China Region @ (January 2000 - December 2000)
Technical Consultant, Pacific Asia Division @ (June 1998 - December 1999)
Technical Consultant, Pacific Asia Division @ (June 1997 - May 1998)
System Support Engineer @ Dataware Sdn Bhd (December 1995 - May 1997)
John Sze Education
University of Essex
Master of Science (Telecommunication and Information Systems)
1994-1995
John Sze Skills
Telecommunications
3G
GSM
VoIP
Mobile Devices
Wireless
IP
Integration
Software Development
Pre-sales
VAS
Mobile Communications
Business Analysis
Mobile Technology
SS7
SIP
GPRS
Network Design
BSS
Open Source Software
Wireless Technologies
Value-Added Services (VAS)
General Packet Radio Service (GPRS)
Voice over IP (VoIP)
Internet Protocol (IP)
Business Support System (BSS)
Signaling System 7 (SS7)
Session Initiation Protocol (SIP)
Virtualization
NFV
Cloud Native
OpenStack
5G
Kubernetes
Technical Training
Solution Architecture
Unstructured Supplementary Service Data (USSD)
Softswitch
Mobile Commerce
M2M
4G
Software as a Service (SaaS)
Internet of Things (IoT)
Telecom API
John Sze Summary
John Sze, based in Singapore, is currently a Advisory Solution Consultant, CRM and Industry Workflows at ServiceNow. John Sze brings experience from previous roles at Salesforce, Vlocity, a Salesforce Company and Oracle Communications. John Sze holds a 1994 - 1995 Master of Science in Telecommunication and Information Systems @ University of Essex. With a robust skill set that includes Telecommunications, 3G, GSM, VoIP, Mobile Devices and more. John Sze has 3 emails and 3 mobile phone numbers on RocketReach.
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