Ngabuen J. Nshom
Summary of Qualifications
Experience in mobile wireless commerce networks and over 15 years of extensive management expertise in UMTS/GPRS and 4G/ LTE core engineering networks analysis and optimization. Over 20 years of managing large budgets (over 15M) in IT and managing mergers and acquisition in mid management in addition to Team management. I schedule and plan the projects for technical development operation and my expertise lie in network engineering- SGSN and GGSN connectivity of Communication devices thereby proven results in network management. Ability to communicate with business leaders and my team is essential in my work in IT service management.
Professional Work Experience
Lowell Television communication (LTC) 2014 - 2015
Technical Design & Production Assistant
Program the daily schedules of broadcast news for daily activities and making sure it fit into weekly broadcasting schedule.
UTEC Junior College 2015 - 2015
Work with youths enrolled at UTEC to advise them on positive choices that will help their future.
AT&T Wireless – Redmond, WA 2010 - 2014
Product Realization Consultant / Mobile Commerce Manager (2012 - 2014)
Provided integration guide, API knowledge and specs to content providers and Web services security element (WSSE) for on boarding management of merchants. Implementation of Representational State Transfer (REST) process, SOAP and Web Service Definition Language (WSDL) implementation and Service Request Management (SRM). Location of geo-position system for those who did not want to subscribe on monthly basis.
Program Manager (Contract) – NSD (2011 - 2012)
Managed the implementation of all complex customer/vendor terminal trouble tickets used to identify root cause on the EDGE/GPRS/UMTS network.
Managed multi-department engagement teams as well as vendors (Nokia, LG, Samsung, Nortel, Lucent, RIM, Sierra Wireless, Ericsson, Motorola, Q-PASS) to isolate RF/Access issues and drive them to resolution.
Managed the nation wide deployment of the brix VoIP Network, monitoring software tool.
Managed the configuration, alarms, testing and deployment of Master Quest GPRS network monitoring tool (Nettest) in all AT&T regional data centers in all markets in nation.
Directed the installation of ALU UTRANs that were deployed in the Network and trouble shot all WIFI connections.
•Implemented the 3G/GPRS which required me to write MOPS for the sites, and coordinate vendors and suppliers for deliveries in the midst of market independent policies 35% of customers were at risk of departure because monitoring data was not available.
•Monitoring the 7X27 master guest data toll set. Worked with business group that owned PALs and other systems for reporting financial data Group that owned National network operations for all networks.
Senior Manager – Billing System Specification (RFPs) (2010 - 2011)
Managed a cross-functional team to generate technical requirements, build use cases and evaluate RFPs from billing vendors (Accenture, Amdocs, AMD, (Primevera) for the Fixed Wireless.
Directed the modeling, prototype building and consolidation of all reference data elements across newly-acquired third party applications (Oracle Financials, Siebel, Convergys, Vitoria, Kabila) and other legacy systems that were acquired to automate front-end Unix systems and enhance bundled Voice and data services to residential and small business customers for billing-BSS/OSS SYSTEM.
•Performed merger acquisition and completed the set of requirements that went out for RFP for vendors to bid on INCLUDING Amdocs ( merger with Airtouch and Vodaphone).
•Made sure we tailored it to meet fixed wireless requirements of radio units flowing back and forth and installation including meeting requirements form fixed wireless System.
Inc. Networks Intuitive Neo-synaptic Network – Elizabeth, NJ 2004 - 2010
4G Infrastructure Technical Project Manager
Ensured implementation strategy, project plans and configuration documentation for the 4G Network that utilizes neuro-cellular algorithm to deliver broadband and allow client devices on automatic and seamlessly adapt to arbitrary RF networks environment without performance degradation.
•Developed project plans for deployment in various applications i.e. airports, distance, learning, wireless video conference, broadcast, and femto-cells. These plans enabled teams to fully implement creation of a 4G network which would attract potential tenants by preventing dropped calls in buildings or congested traffic situation
•Created documentation for enterprise broadband configuration scalability, in municipal buildings.
•Precisely documented interfaces for high speed OFDM and packet Access (HSOPA) and Eutran.
•Tailored project plans to suit each building implementation.
Ericsson – San Juan, PR 2001 - 2004
Packet Core Networks Consultant
Provided technical recommendations following analysis on upgrade and improvement on Claro’s GPRS/ UMTS core data network and RF planning for KPIs improvement and optimization for Ericsson’s GGSNs and SGSNs, RANs and interfaces to RNC, MSCs, HLRs and use of Ericsson’s libraries.
•Optimized the UMTS network so that average wait time was reduced from 30 minutes to zero minute for network access.
•SGSN Tools I created allowed customers to correct network faults immediately versus waiting for Ericsson to come at year end to analyze and correct problems.
•Created GPRS KPI report and Unix scripts and used Ericsson tools to monitor and augment GPRS/HSPA data throughput and general capacity improvement in the core multi-media (MMS) network and performed down tilt RF tests on Ericson UMTS cell
•Completed technical analysis of all GGSN/SSGN interfaces connections (Lu, li, Gn, lur,) to core network elements while providing technical resolutions to questions to revenue-impacting issue. Performed data analysis and provided technical architectural proposals and improved system by 70%”GPRS/WCDMA data throughput and SQL based performance reports on SGSNs and BSS and UTRAN KPI Analysis and reduced attach rates by 60%.
Metafos Inc. – Bellevue, WA 1994 - 2001
VP- Mobile Commerce Development
Spearheaded the Mobile Commerce division of Metafos to develop a mobile commerce component of Metafos private online secure browsing and mobile payment product. Make Existing Smart mobile devices to support online users’ shopping, browsing and payment experience environment should replicate desktop, laptop, and tablet environment.
•BCU accepted the integration of our mobile network with ATM machines for mobile payments
•Proposed each global regional wireless network architecture infrastructure f0r implementation based on readiness, penetration rate of advanced handsets, qualified mobile technology (SMS,NFC-tags/readers, barcodes, QRs to generate URLs, RFIDs, IVRs, and WI-FI) for deployment.
•Directed and managed the proposed technology architecture connectivity and identified mobile commerce technology for acquisition.
•Managed external technical partners/vendors and outsourced certain mobile applications that made a lot of sense and competency.
Additional Work Experience
Microsoft - Redmond, WA, Technical Infrastructure Manager (Contract) – Reporting
Cornell University, Ithaca, NY - Master of Science Electrical Engineering (M.S.E.E.)
Tennessee State University, Nashville, TN - Bachelors of Science Electrical Engineering (B.S.E.E)
PMP Training at AT&T Wireless
Agile Training at AT&T Wireless