Ebenezer Kofi
EXECTUTIVE PROFILE
Certified Solution Architect, with a commitment to service excellence and continuous Improvement, Extensive hands on experience in High Tech Sector, with broad Experience
in Business Requirement to Architecture, OSS/BSS, SDN/NFV Infrastructure, leadership in Technology Strategy Definitions, End to End Solutions. Extensive Hands-on
experience - Cloud Computing Infrastructure, Big Data, Standardization, Automation, SLA/SOA platforms , hybrid solutions across multiple global locations.
Strong Development experience - Java/j2ee, JBOSS, WSDLS,DHTML, XML, .NET, Oracle, Python, PHP, Integrated with C, C++, COM, ActiveX, CORBA, XQuery, XSLT,
OSB, web logic, BPEL, REST, SOAP.
Software Development Life Cycle (SDLC) ▪ Agile Software Development ▪ Agile/Scrum Project Management ▪ Client & Vendor Relations ▪ Process Improvement ▪ Testing ▪
Deployments & Migrations ▪ Technical Support ▪ Technical Writing ▪ Business Development ▪ Object Oriented Analysis and Design ▪ Software Process Management ▪ Systems
Use Cases ▪ Requirements Analysis ▪ Systems Engineering & Architecture , Data Protection Services (DPS).
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3GPP Specs, LTE, VoLTE, 2G/3G 4G/5G, LTE-Advance, 4G/5G, Handset , UICC, e-UICC, SE, Mobile API Specifications, SIM alliance (OMAPI), DACS, WiMAX,
IOT, Mobile platforms Integration, security, analytics.
- DevOps, OpenStack, Open Flow, OpenConfig, GitHub, SaaS , Cloud Integration, Acceleration, WAN Optimization, Web Protocols, HTTP, TCP/IP, REST, Web Sockets,
NETCONF, Yang models, REST, JASON, Hadoop, NoSQL, MapReduce , Apache Cassandra , Node.js
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TMF frameworks, e-TOM, TAM, SID, API, Mapping between Framework, Integration, Open Digital Ecosystem, Data Analytics, Best Practices, Agile Business,
Customer Management Solution Suite, Agile/Scrum methodology .
IoT, SDN/NFV, DWDM, Wi-Fi, Bluetooth, ZigBee , 4G cellular ,EVDO, CDMA, Antenna Systems, Interference Spectrum Analysis, IEEE802.15.4 Protocol. In-Building
DAS RF Systems Engineering, Radio Access, Macro Network RF Engineering, Antenna Systems Engineering, Network Planning, Routers, Switches, SCADA System.
ACHIEVEMENTS & TRAINING
- OSS/BSS Convergence Infrastructure, SDN/NFV, EPC, Cloud Computing, M2M Models, SON, Diameter Signaling Control, DNS, Policy Control & Charging, , Security,
Service Enabler Domains, APN, SIM Management, Ericsson Catalog Manager , SCM, Cloud (IaaS, PaaS, SaaS) services ec2, AWS, Lambda.
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SDN/NFV, OpenStack Architecture, LAMP Stack, Integration to OpenFlow, FAST VP, and Mobile Content Cloud solution, Microsoft Azure Platform and Architecture,
AWS Lambda, Xen, CDM, RESTful API, (WSDL2, WADL) , Open Net VNF Lifecycle manager, SOAP UI, REST, DPI in SDN/NFV Environments.
IoT, M2M, Mesh /Edge Network, Web 2.0, CoAP, HTTP, DNS, 6LoWPAN connectivity, Connected Car, connected Home, Health Care, Smart cities, Wearables, IoT
Platforms, Services, Telemetric. Remote Tracking, Provisioning, Security Connected to Wi-Fi, Cellular, Certification ,Connected City space, Android Auto, Apple
CarPlay.
- Big Data, Data Hub solutions, Apache Hadoop/Spark , NoSQL technologies, Big Data Hadoop, Cloud Solutions, Analytics, Data conversions, Object Oriented Analysis
and Design, Architect, Deployment of Architecture layer (OOA, PDM, LDM,) Teradata Integrated Security Platform, RDBMS, EMC Storage , VMWare, CA UIM ,
ETL, Infrastructure, Data Modeling, Profiling and Reporting, Web Protocols , HTTP, TCP/IP, REST, WebSockets . Hadoop, ASP.Net, ORACLE, MongoDB, REST,
SOAP, C#, Java, Scala, JavaScript, Ruby, JBOSS, Java, Web Services, SQL, PL/SQL) Video processing software, DirectShow
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EPS, 3GPP Architecture, 3G/4G/LTE, 5G, Mesh, IMS, EPC, SIP, MME,SGW, PGW, PDN, HSS,CSCF, MRF, TAS, Cloud Apps, SDM, SDP, DRA, DSC, DEA,ENUM.
PCRF, MRF, CAMEL, AIN, Small Cells, HSPA, AAA. SLF, OCS, M2M, Roaming, BGCF, MGCF, GGSN, SGSN, DSLAM, WLAN, Circuit Switch, PSTN, CS PLMN,
SS7, SBC, FTTH/ FTTP, DAA, CDN, CMTS, DOCSIS , TR-069, IPDR, TL1.
- Digital Video Broadcast specifications, transport of MPEG-2, MPEG-4, H.264, AVCHD, H.265, MP3, Real Time Streaming Protocol (RTSP), Live Media Broadcast
(LMB), Media Broadcast with Trick Modes (MBwTM), Content on demand (CoD). AAC, Service Delivery, IP NGN, Broadcast, On-Demand, Advertising, Games/Music,
CDN, Linear, Time-shifted, Personalized, STB, IP-STB, IoT, Mobile, online backup, Anti-virus, email, voicemail.
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Service Assurance , QoE, Client Integration, NFV interoperability Evaluations, NetOps, EQA, EBI, Web-NMS, SPLUNK, HP Site Scope, Fault Monitoring, Edge Health,
3GGP Architecture specifications, IMS, LTE, VoLTE, 4G/5G, IoT, M2M, RCS, DOCSIS, IP-VPN, SIP, VoIP, Big Data, IOT, Video Services, Packet Cable, CDN, Video
domain (IPTV/OTT/Mobile TV/Digital Cable TV/Multi screen). (HTTP/REST, RFI, RFP, RFQ, Cloud, AWS, Java,
- High Availability, Load Balancing, Bash, Scalability Architecture, DevOps, Live Streaming, Smart TV, Content Delivery ,Internet Video, IPTV, Enterprise Architecture,
NLB, Video Coding and Encoding, Video Distribution, Cloud PBX.
PROFESSIONAL EXPERIENCE
SNR SOLUTION ARCHITECT
3522 Ashford Dunwoody - Atlanta GA 30319 – ebekofi@msn.com
919-491-0285
MOTOROLA SOLUTIONS
Sunnyvale CA 95085
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September 2009
Present
Lead a team of Software Engineers ,tasked for Design Architecture, Implementation of Firmware running on embedded Platforms, (M2M, Smart home, Energy,
Transportation, Autonomous Vehicles, IoT, 5G, ) Enterprise Connect , Mobility, Management strategies, Unified Communication and Collaboration, Management and
Security. SIP/SIP Trunking, Communication API, Video and Big Data Architecture.
- Architecture definition, Product vision, Strategy and roadmap, providing leadership to direct and indirect teams, gathering and prioritizing (RFIs/RFPs/RFQ) customer
requirements and collaborating closely with internal teams, architecture, engineering, operations, sales/marketing and other stake holders to ensure product strategy,
development, revenue and customer satisfaction goals are met.
- Contributing to System Architecture, Development Methodologies and Standards, Mentoring of Engineers/Developers, Reviewing Code, Writing Code, Building Test
Plans, Automated Tests, Collaborate with cross-functional teams to ensure successful operational readiness for new product/services launch, Supporting video services
delivery, including advanced multi-screen linear, on demand (VOD), IP video services, X1. MoCA, FTTX,
Ebenezer Kofi
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Lead a Team, Responsible for Developing, Building video processing platforms, for Production, Event viewing , mobile devices, IPTV, Web services, tools for
manipulating video, compositing graphics, encoding video, transcoding video, post-production workflows, and integration with CDNs
Participate and Act as SME for Customer Video Architecture Design, Deploying, Integrating, Testing, and Supporting Customer CDN IPTV, VoIP projects, Network over
800 servers Utilizing JBOSS, Oracle Databases, Vanish HTTP Caching Active MQ messages, Adrenaline VOD streaming, Centralized VOD, Contour Second screen
services, TV Connect IPad application, IVR ,
- Designing, Implementing, Systems Integration and Delivering of all Content on Demand, Live streaming Services, Multi-Screen Video Services, Advertising Services,
Content Security Services, Reporting and Analytics Services to the customer Performance testing, Big Data, Data Hub solutions, Apache Hadoop/Spark , NoSQL
technologies, Big Data Hadoop, Cloud Solutions, Analytics, Data conversions, Object Oriented Analysis and Design, Architect, Deployment of Architecture layer (OOA,
PDM, LDM,) Teradata Integrated Security Platform, RDBMS, EMC Storage , VMWare, CA UIM , ETL, Infrastructure, Data Modeling, Profiling and Reporting, Web
Protocols , HTTP, TCP/IP, REST, WebSockets
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Providing Technical Guidance, Mentoring Architecting , New Product Development , Architecture, Analytics, Project Evaluations, Support Multiple Projects ,E2E IPTV
network architecture, video service flows across the network, IMS, EPC, Circuit switch , Handling over 800+ channel setup (IPTV and OTT) VSAT and Networking.
- Developed Universal Service Delivery Architecture by 3GPP IMS Standard, Build virtualization models, automated tools, Creation of Highly search engines, Life cycle
Implementations with Cloud ERP, (NETSUITE, ORCLE EBS, PeopleSoft, SAP, Azure, Apache Solr development environment, Elastic Search, Algolia hosted cloud
search.
- Development , Implementation , Solution architect UC, Web 2.0 multi-side business model architectures including API exposure to Mobile Apps
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Testing of Streaming platform designed to delivery live paid sport events to wide Internet-based audience (adaptive bitrate, up to HD quality) IPAD, Cellphones, PCs,
MP3 players, TVs, Gaming consoles,
Successfully build a converged Network Using IMS, SDN/NFV, designing integrated multi-component solutions via SDKs, REST APIs, using cloud management portals
Automation, OpenStack, AWS, Azure while slowly easing out Customer Circuit switch, Multi-Screen SDK, Portals.
SERVICE ASSURANCE/ QoE - MANAGER
- Developing Test Plans, Automated unit and functional tests to verify operational correctness of new code, Writing performance analysis code and evaluating results.
Participating in manual testing cycles to verify application features and functionality, Performing ongoing defect identification and resolutionTake
Ownership of Technology trials and pilot IMS deployments are focused on supporting voice and rich media communication services.
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Lead the team designing, delivering and supporting CDN service, Content ingests and transcoding service and multiplatform video player. Verify System is capable to
delivery VOD content (paid and ad-based) to different user devices, PCs, smartphones, tablets and SmartTVs, using the best possible delivery method.
Senior Member of Advanced NGN Research - Software Development, Analytics, on IOT, M2M, 5G, DAS Architecture, design, Research, Standardization and strategy,
DevOps implementation, Implementing service continuity in virtualized LTE systems innovative networking approaches
Implement application layer protocol processing and L1/L2/L3 bearing, Cable, Microwave Connections, TDM,SDH, MSTP, IP based convergence, Circuit switch, IP
services and an IP transport network, Multi-service packet transmission based on pseudo wire emulation edge-to-edge.
- Access Network, Broadband Trunk, Security, Routers, Servers, Storage, Switches, IP Network Planning, Designing, Implementing, Network Security Design, Analytics,
Firewall, Network Migration.
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Enterprise wireless, Planning, Installation, Commissioning, Implementation, System integration, Wireless system joint commissioning, Infrastructure Planning, Smart
Architecture.
- OSS/BSS suite, Convergence Mobile Traffic, Big Data, Smart Cities, Connected cars, Network Functions, Virtualization, SDN/NFV, IoT, AGILE, Industries.
Implementation of QoE, Data/service flow, SDN/NFV, Service Assurance ( speed, latency, bandwidth, upstream, downstream, transactional, streams)
Subject Matter Expect in – Diameter Signaling Router (DSR) Security Management, on LTE NMC, e-Node b, WCDMA Network Management Systems Engineering,
Software Development, testing, integration, network testing, test development and technical support.
Proficient in configuring VoIP systems, such as Routing, IVR, Billing systems, Extensive knowledge in Security in the area of Security scanning, policies, DMZ, firewall
filters, Working knowledge in Linux OS installation, Configuring Software RAIDs for backups
PRINCIPAL –TECHNICAL ARCHITECT
AT&T
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Atlanta GA 30342
October 2003
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Part of a team consists of product development, architecture, and testing resources across AT&T on the mobility side.
- Act as Subject Matter Expect for Network Equipment installations, Commissioning, troubleshooting, upgrading, Integration, Certifications
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Participated in New Product Designing, Research, End to End Testing, Integrating and Configuration of all new products into ATT national Network
Served as SME for Ericsson circuit and packet switch platforms (MSC, HLR, SGSN, BSC, BTS), SS7 signaling platforms (Eagle STP/GFlex EPAP)
Provide Quality of Service testing and reporting for the RF drive test and RF engineering teams on the 1X/CDMA, EVDO, and LTE technologies
Participate in Wireless device requirements, Network platforms, Quality of Service – Network Performance Analysis (KPIs), Multi-vendor interoperability Test and
Acceptance.
Served in various capacities, new product development, Product Trials, Platforms, Handset certifications, Infrastructure and Network operations
Supported an Advanced Troubleshooting., Vendor coordination, Network Planning, Next Generation Value added products, Voice and Data network - 2G/3G Network
Migrations
Performed complex Engineering, Analytical, Support New Products, Implementing E911, Number portability, CALEA, MSC, BSC, HLR, SGSN, BTS, STP, Pre-paid,
Voice mail platform.
- Designing, Installing, commissioning BSC, BTS, HSDPA/HSUPA/HSOPA, WCDMA, UMTS, Packet Core and Voice Core, UMTS, UTRAN, NODE-B, RNC,
SGSN/FLEXI-ISN/GGSN.
Interfaced with equipment vendors for Interoperable UE Handover Test , Handover parameters, Engineering Documentations, MOPS
- Designing, Provisioning, Implementation of ATM switching technologies, media gateway platforms, voice aggregation protocols (GR303, SIP, MGCP, H.248), VoATM,
VoIP, and SS7.
Provides high level technical support for Nortel, Ericsson, Nokia and Lucent BSC, MSC, GMSC, SGSN, GGSN, Circuit, Packet switches, SGSN, CAMEL.
SENIOR RF ENGINEER
Ebenezer Kofi
AT&T
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September 2009
- Responsibilities include Radio Frequency Analysis, Design, Implementation, Network Optimization and Enhancement of the Wireless telecommunication Networks.
- Optimizing spectrum and network utilization at the antenna edge, traffic spikes, Site walks, Drive Test, Design Parameters, KPI and development of Design Plan.
- Oversee, Guided and provide training to Associate, Design Engineers, and Project Managers for day to day activities.
- Communicate RF team budget, milestones and deliverables to project management and implement plans to accomplish the milestones within budget
- Use RF tools (iBwave, Atoll, Planet) to perform radio propagation modeling and prediction and perform propagation model tuning and integration.
DIRECTOR OF SYSTEM ENGINEERING
Nortel Networks
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RTP NC 27709
June 1993
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October 2003
- Direct, Analyze Designs, RFP/RFI processing, Strategic/Operations planning, Staffing, relationship building, Systems development life cycles, Project management and
budget creation. Responsible for Risk assessments, Security, Software Innovations and Software Development.
Started as hardware engineer right out of college .Stayed in most roles at least 3 years and grew and excel in multiple engineering projects and Technology changes
Technical project lead for Customer Solution Architects, Software development, Network Integration, Hardware and Software Installations, Documentations, Site
architecture management, Data Analysis, Network KPI, budget and Presentation of status to stake holders.
Senior member of the R&D Engineering Team – tasked for Network integration, Field support, new product introduction and presentation
- Analyzed business Requirements including Modeling and Planning Analysis, Writing of Functional Requirements/specification documentations, Defining, Researching,
New End to End Network architecture and the broadband wireless core interfaces
SME, Customer Network Design, analyze, plan, and modify Perimeters, H/W,S/W implementation, integration , troubleshooting, Support of OSS/BSS, Broadband ,
Analysis KPI’s ,Routers, Switching, Firewall Gateway, Data, IN Equipment, interconnection and backbone facilities, DCCS, DSX, ATM power, Network Planning, ,
Traffic Analysis
TRAINING AND CERTIFICATION
- CCNA, CCNP, NCDE, CCVP, CITRIX, iBwave Level III, DAS OEM, WLAN, People Soft
- Cloud Architect , Big Data, Security (EMC), Hadoop, Hadoop, Apache Spark, Elastic search, Scripting - Python, PHP, Ruby, Perl, BASH Programming , KiXart .
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EDUCATION
- MS. Information Systems, North Carolina state 2005
- MS Mathematics, KNUST University of Science and Technology 1983-1985
- BS Mathematics/ Electronic Engineering, KNUST University of Science and Technology 1980-1983
KEY SKILLS
- C++, Java, Unix, Linux,.NET, Python, Ruby, Perl, HLS, XML, PHP, OOP, IOS Apps, Android, MacOS,
- Oracle, SAS, SAP, Tivoli, WebRTC, MySQL Database, JBOS, WebSphere, Web Servers, BEA Web-Logic, Oracle install and Architecture ASCP,
- Apache Hadoop/Spark , NoSQL technologies, Big Data Hadoop, Active Directory, ISS, Streaming Media,
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ITIL, E-TOM, NGOSS,TMF, Scrum, Analytics, SSRS, Tableau Scripting BASH, KSH, PowerShell, SH,
SQL Server, MS SQL, Database query languages, RDBMS, T-SQL, XMP, Node.js, HTML5, CSS3, Angular.
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JAVA, Perl, CITRIX, Tcl/Tk IMS domain, Win Foil, telnet, FTP, ProComm, VB XML, Shell Programming, Web logic
Enterprise level architecture, Simulation SW - Mat Lab, ns-1/ns-2/ns-3, Enterprise Dynamics, OpNET , Automation Studio, ESL Design Software
- JMeter load testing, IMS Test Tool SIP/RTP, Diameter, XSLT, XML, SNMP, HTTP, HTTPS, FTP, SSH, RMI, RPC, JMS, AJAX, DOM, SAX, JAXB, JAXP, SOAP UI
TCP/ SNMP, SMPP, Real time Processing, life cycle testing IP, BGP, EIGRP, OSPF, MPLS, VRF, VPNs ,IPsec, Frame Relay, ATM, Load Balancing
- Wireshark PCAP, QXDM ,QPST, ProComm, IXIA , CISCO IOS, Net screen, JnOS, f5, IPS/IDS ,Cisco CME, SAN/NAS,TACACS, DIAMETER,
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Java web applications, spring, Hibernate, SQL Queries, SOAP, RESTful, XML, JSON, HTML, CSS, JavaScript
INDUSTRY STANDARDS & CERTIFICATIONS
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FCC, TMF, TNM, ETSI, ITU, ONF, ONRF
802.11, Ethernet, PPPoX. TCP/IP, HTTP, NAT, IGMP, DNS, Win-Runner, Operating and setting up test systems (IX IA, Spirent, Smart bits, VERI-WAVE
Ericsson TEMS, MapInfo Software, PlaNet, Microsoft Project ,Visio, PowerPoint , Budgeting , IBwave tools, iBwave, Atoll, Planet, Optimal IdM,
Ping Federate, CA Site Minder, Azure AD Connect, Cognos tools, GCF/PTCRB Testing
LTE Architecture Design & Implementation. RF Engineering, RF Propagation, RF Safety, SGSN Pooling, GGSN, RNC –Iu, Advanced LTE, DOCSISv2.0/v3.0, VOD,
STB’s, Content –Broadcastings, WiMAX, UMTS
Ebenezer Kofi
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