
Dupyo Choi
TELECOMMUNICATION SUBJECT MATTER EXPERT Well-versed Telecommunication Subject Matter Expert (SME) with extensive hands-on technical experience with business management background.... | New York City Metropolitan Area, New York City Metropolitan Area, United States
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Dupyo Choi’s Emails du****@al****.com
Dupyo Choi’s Phone Numbers No phone number available.
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Dupyo Choi’s Location New York City Metropolitan Area, New York City Metropolitan Area, United States
Dupyo Choi’s Expertise TELECOMMUNICATION SUBJECT MATTER EXPERT Well-versed Telecommunication Subject Matter Expert (SME) with extensive hands-on technical experience with business management background. Proactive, results oriented, recognized for consistent timely delivery of high-profile, cutting-edge services and projects of high quality and adept at leading high-power global professional service teams for new service creation, innovation, improved business profitability, growth, and boosted efficiency by leveraging industry innovation and emerging technologies. Excellent inter-personal, communications, and inter-organizational collaboration skills Areas of Expertise: Solution Architecture, System Design, System Integration & Validation, Technical Requirement Management, Technical Writing, Knowledge Transfer, Professional Services Portfolio Management, Service Pricing/Cost, Business Process Optimization, Professional Service Delivery Optimization & Automation Technical Knowledge: Session Border Controller (SBC); IP Multimedia Subsystem (IMS); Voice Over IP Protocols (SIP, Diameter Rx/Rf); Lawful Intercept; RTT/TTY; Call Flow Analysis; Debugging; Hosted Services delivery (SaaS/PaaS/IaaS for various applications); Cloud/NFV (OpenStack); IP Networking; Information Security; Wireless technologies (3G/4G)
Dupyo Choi’s Current Industry Nokia
Dupyo
Choi’s Prior Industry
Us Army Cecom
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Lucent Technologies
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Alcatel Lucent
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Nokia
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Work Experience

Nokia
Subject Matter Expert
Wed Nov 01 2017 00:00:00 GMT+0000 (Coordinated Universal Time) — Present
Nokia
Hosted/SaaS Services Portfolio Manager
Fri Jan 01 2016 00:00:00 GMT+0000 (Coordinated Universal Time) — Wed Nov 01 2017 00:00:00 GMT+0000 (Coordinated Universal Time)
Alcatel Lucent
IMS Domain Architect (Professional Services)
Thu Nov 01 2007 00:00:00 GMT+0000 (Coordinated Universal Time) — Fri Jan 01 2016 00:00:00 GMT+0000 (Coordinated Universal Time)
Alcatel Lucent
Mobility Solution Architect
Sat Mar 01 2003 00:00:00 GMT+0000 (Coordinated Universal Time) — Thu Nov 01 2007 00:00:00 GMT+0000 (Coordinated Universal Time)
Lucent Technologies
R&D Product Systems Engineer
Tue Sep 01 1998 00:00:00 GMT+0000 (Coordinated Universal Time) — Sat Mar 01 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
Us Army Cecom
Research Development Software Engineer
Tue Jul 01 1986 00:00:00 GMT+0000 (Coordinated Universal Time) — Tue Sep 01 1998 00:00:00 GMT+0000 (Coordinated Universal Time)