SUMMARY

• Excellent problem solving and analytical skills developed through Systems Engineering/Analysis and also analytical troubleshooting of systems.
• Over 12 years of Network Design & Architecture - Specifically 7 years of Design 4G/5G Lab based upon 3GPP Spec
• TCP/IP and LAN/WAN environments. Confidential Firewalls and switches/routers design and implementation
• Virtualization, Cloud, NFV/SDN and orchestration.
• Knowledgeable in computer software installation (Windows 10, Office 365, Microsoft Visio 2016, 2019, Professional on Windows 8) 3 years of experience in 5G Cloud Packet Core including Access and Mobility Management function (AMF), Session Management function (SMF), User Plane Function (UPF), Network repository function (NRF), Network Slice Selection Function (NSSF) preferredKnowledge of Big Data Analytics Technologies (Big Data Analytics, Hadoop, Hive, Pig, Spark)
• Background in programming using C/C++ and MATLAB, Java, Python and Perl Using JIRA as an agile project manageent tool as well as JIRA ticketing system
• Knowledge of SQL as a language to access and manage Databases.
• Major projects include Office 365 migration (Azure AD, Exchange, Sharepoint, Onedrive), implementing multiple video conferencing solutions (Lifesize, then Fuze, then MS Teams), merging global networks with an acquired company, implementing Meraki firewalls globally with high availability and SDWAN, and managing the response to & recovery from a major ransomware attack.

TECHNICAL SKILLS

Confidential, VoIP, Avaya System Manager 6.3 Avaya Provisioning Client, Site Administration - Avaya Aura CM 6.3, Avaya Desktop Authority, Mobile Iron MS Office Suites 2003, 2010 & 2013, Connect Wise Ticket, Service Now, Tivoli, Saleslogix, HEAT, Scriptlogic, PGP Encryption, Fiberlink, Box, IRM Information Risk Management, Resource Central, Sametime, Sequelink, Norton Antivirus, Malware bytes, Center View, Office 365, BMC, PeopleSoft CRM, FS & HR, Q-Manager LANDesk, Mercury, Site Scope, Bomgar, Lotus Notes 8.5, Sametime, RUMBA, SAP 4.7 & SAP 6.0, AS400, Confidential Service Manager, Confidential OpenView/Peregrine, Service Center, Remedy 7.5, SharePoint, AOTS ticketing, WhatsUpGold, Solomon ADP, NT 4.0 Technology, Active Directory

PROFESSIONAL EXPERIENCE

Engineer

Confidential, Texas, United States

Responsibilities:

• VoIP and IMS design and integration.
• Experienced in 5G Cloud Packet Core deployment by implementing NFV/VNF Orchestrator, I.e., MANO
• Using ONAP for 5G essential components deployment, i.e., AMF, SMF, UPF, NRF, Network Slice and NSSF
• Experienced in obtaining FCAPS (Fault management, Configuration management, Accounting management, Performance management and Security management) of 4G/5G Radio Networks
• Responsible for Integration testing efforts of all SME experience as well as 4G/5G and RAN key features with clients, including test plan developoment, reviewing test plans with clients and driving cross-functional treams to implement.
• Schedule Remote Session LMI, Gotomeeting, Skype for Business, MS Teams
• At least 4 years of experience in SIP Protocol, call forwarding, call drops
• Cable domain experience and DOCSIS.
• Understanding of IOT (Internet of things) and the future of 5G
• Experience in trouble shooting of voice call issues
• Trouble shooting of voice call issues
• Working expertise on Wireshark and ISA
• Strong experience in VoIP voice quality
• Working on VoIP voice quality measurements (E-Model, R value and MOS value)
• Performed ITU-T G.107 E-model as an algorithm for the so-called E-model as the common ITU-T transmission rating model
• Using ITU-T G.107 E-model transmission planning to ensure that users will be satisfied with end-to-end transmission performance.
• With the installation and deployment of Office 365, my team managed the Microsoft Unified Messaging installation through the HA SBC Acme packet 3820’s utilizing SRTP/TLS and authentication and now manage all MAC work through PowerShell and 365 portal for Unified Messaging for the entire company.
• Created Microsoft Exchange, and Lync 2010 accounts & controlled access to Office 365
• Removing transmission impairment factors by using ITU-T G.107 E-model that reflect the effects of modern signal processing devices
• Work on the VoLTE, VoIP, and VoWiFi architecture for testing, troubleshooting & analyzing the new services, specifically on various VoIP nodes, eSRVCC (handoff via ATCF & ATFW), and E911.
• Design and develop the test network for IMS with U-Verse.
• Design process for the VoIP and VoLTE system.
• Test various regression test cases and new scenarios using SIP for VoIP testing in Confidential lab for any new projects that went through the pipeline during this time.
• Design and develop the VoWiFi lab system. Configured the servers and devices to setup test environment. Worked WiFi routers (U-Verse routers) to the attenuator for various handoff scenarios among 3G, 4G-LTE & WiFi, and for performance testing.
• Knowledge of the VoLTE infrastructure (both in E-UTRAN & EPC) development and IMS Modernization architecture.
• • Knowledgeable in computer software installation (Windows 10, Office 365, Microsoft Visio 2016, 2019, Professional on Windows 8)
• Administered AD and Exchange accounts on Microsoft 2008 Servers
• Working with product and business team in doing technical analysis, selecting vendor through RFI/RFP, managing the development to go through lab & field testing.
• Work with product and business team in developing the LSM-R & LSM-C infrastructure, I/S/P-CSCF (ALU 5450), PCRF (ALU 5780 DSC), S-GW & P-GW/PCEF (both ALU 7750 SR), OFCS, OCS, PAS, Ericsson Edge Router (MSER SE600), GGSN, SGSN, ATCF & ATGW for seamless handoff using eSRVCC.
• Responsible for statistical analysis using QXDM (with QPST & log parser QCAT) for OEMs, JDSU RANAdvisor & Windcatcher Plus for drive test & optimization, Wireshark & TCPdump for troubleshooting and packet analysis, and PCMD for call level analysis. Designed KPIs for RSRP & RSRQ. Heavily involved in MME integration architecture and design.
• Develop the NetNumber ENUM platform for call-routing decisions. Responsible for architectural design, vendor selection & negotiation, Statement of Work & Master Purchasing Agreement creation, and vendor mgmt., writing MOPs, troubleshooting to support production network.
• Architected and developed the IMS platform for VoIP and Unified Communication.
• The first application introduced was Instant Messaging using SIP, in which I was responsible for technology research, business case development, architectural design, vendor evaluation, selection & negotiation, software & hardware configuration management, Unit & Field Integration Test Management, MOP execution and rollout, including production support & troubleshooting for 18 months after launch.
• Involved resolving complicated technical issues and financial impacts, performance and latency analysis, conforming standards etc.
• Worked with SIP-Trunking, RTP, RTCP, RTSP, SDES, in I/S/P-CSCFs, SBC, MGC, MGW
• Experience in operating telecommunication network
• Experience with the following network technologies, SONET, DWDM, OTN, Carrier Ethernet
• IP routing experience with ATM, DS1/DS3, DSL
• Experience interacting with communication equipment using TL1 and CLI interfaces
• Knowledge of Software defined network
• Experience with writing software functional requirements, and working with software development teams, QA and users
• Great people skills and problem solving skills

Consultant

Confidential, Massachusetts, United States

Responsibilities:

• Understanding of Business Process Framework (eTOM) processes. Fulfillment Journey, TmForum Open API
• System Architect and System Analysis, Network Design, Network Planning, Network high level Architecture, i.e.., Confidential IEN (intellectual edge Network) Network design and Testing
• Agile project and team management.
• Identified network performance issues (packet loss and delay) with Skype for Business calls due to lack of QoS policies by analyzing Wireshark packet captures and MS Teams & Skype for Business Admin Center. On my own initiative, researched and currently planning a solution for the poor call quality using Microsoft’s Azure ExpressRoute.
• Experienced in obtaining FCAPS (Fault management, Configuration management, Accounting management, Performance management and Security management) of 4G/5G Radio Networks
• Project experience includes customer facing roles, project estimations and OSS BSS Components
• Configure Pricing quote, CRM (Customer relationship managements), OM (Order Management), FFM (fulfill management), SA(Service Architecture), Billing, CPQ (Configure Price Quote)
• Epic creations, recommendation of story maps and HLA (High Leve impact)
• Interactions with POC (points of contacts), EA (Enterprise Architect), and VTF (Value team facility)

Engineer

Confidential

Responsibilities:

• VoIP and IMS design and integration
• At least 4 years of experience in SIP Protocol, call forwarding, call drops
• Cable domain experience and DOCSIS
• Experience in trouble shooting of voice call issues
• Trouble shooting of voice call issues.
• LTE, RAN and 5G Experience
• Responsible for integration testing efforts of all SME experience as well as 4G/5G and RAN key features with clients, including test plan development, reviewing test plan with customers, driving cross-functional teams to implement, revision of test results, issue identification and analysis and quality proofing until software acceptance
• Working expertise on Wireshark and ISA
• Strong experience in VoIP voice quality
• Working on VoIP voice quality measurements (E-Model, R value and MOS value)
• Performed ITU-T G.107 E-model as an algorithm for the so-called E-model as the common ITU-T transmission rating model
• Using ITU-T G.107 E-model transmission planning to ensure that users will be satisfied with end-to-end transmission performance.
• Removing transmission impairment factors by using ITU-T G.107 E-model that reflect the effects of modern signal processing devices
• Work on the VoLTE, VoIP, and VoWiFi architecture for testing, troubleshooting & analyzing the new services, specifically on various VoIP nodes, eSRVCC (handoff via ATCF & ATFW), and E911.
• Design and develop the test network for IMS with U-Verse.
• Design process for the VoIP and VoLTE system.
• Test various regression test cases and new scenarios using SIP for VoIP testing in AT&T lab for any new projects that went through the pipeline during this time.
• Design and develop the VoWiFi lab system. Configured the servers and devices to setup test environment. Worked WiFi routers (U-Verse routers) to the attenuator for various handoff scenarios among 3G, 4G-LTE & WiFi, and for performance testing.
• Knowledge of the VoLTE infrastructure (both in E-UTRAN & EPC) development and IMS Modernization architecture
• Working with product and business team in doing technical analysis, selecting vendor through RFI/RFP, managing the development to go through lab & field testing.
• Work with product and business team in developing the LSM-R & LSM-C infrastructure, I/S/P-CSCF (ALU 5450), PCRF (ALU 5780 DSC), S-GW & P-GW/PCEF (both ALU 7750 SR), OFCS, OCS, PAS, Ericsson Edge Router (MSER SE600), GGSN, SGSN, ATCF & ATGW for seamless handoff using eSRVCC.
• Responsible for statistical analysis using QXDM (with QPST & log parser QCAT) for OEMs, JDSU RANAdvisor & Windcatcher Plus for drive test & optimization, Wireshark & TCPdump for troubleshooting and packet analysis, and PCMD for call level analysis. Designed KPIs for RSRP & RSRQ. Heavily involved in MME integration architecture and design.
• Develop the NetNumber ENUM platform for call-routing decisions. Responsible for architectural design, vendor selection & negotiation, Statement of Work & Master Purchasing Agreement creation, and vendor mgmt., writing MOPs, troubleshooting to support production network.
• Architected and developed the IMS platform for VoIP and Unified Communication.
• The first application introduced was Instant Messaging using SIP, in which I was responsible for technology research, business case development, architectural design, vendor evaluation, selection & negotiation, software & hardware configuration management, Unit & Field Integration Test Management, MOP execution and rollout, including production support & troubleshooting for 18 months after launch.
• Involved resolving complicated technical issues and financial impacts, performance and latency analysis, conforming standards etc.
• Worked with SIP-Trunking, RTP, RTCP, RTSP, SDES, in I/S/P-CSCFs, SBC, MGC, MGW.

System Analyst/Enginee

Confidential, New Hampshire, United States

Responsibilities:

• Pre Sales technical lead with experience on Confidential Enterprise
• Experience on security products on different vendor projects
• Extensive experience on Confidential routers and switches
• Experienced in interacting with different Telecom cutomers and presenting Confidential EN products within the competition
• Experienced in providing estimates of the offered project, creating bill quotes for project materials
• Experienced in gathering the requirements to provide solutions for the customers

Confidential

System Analyst/Engineer

Responsibilities:

• Infrastructure projects on wireless networks
• TCP/IP and IPv4/IPv6 • Virtualization, Cloud, NFV/SDN and orchestration
• Web Services, HTTP, SOAP, XML
• Network Engineering, Troubleshooting, Integration and Architect
• IP Infrastructure, Switching/Routing/Firewall, Cloud, NFV/SDN, Virtualization (VMWare E, Hyper-V, Esxi), and OpenFlow/OpenStack
• OSS/BSS and Network Analytics (Big Data Analytics, Hadoop, Map reduce, Hive) - J2EE/JSON Web Portal Applications for BSS: NMS, OAM, Provisioning, Performance Monitoring, Business Management and Billing/Charging)
• Reviewing the test plan and executing tests
• EXpereienced in Business Analysis, Project Life Cycle, Waterfall and Agile software development, gathering Requirements, Test Plan, Test Bed, QAT (quality assurance testing), ORT (operational readiness testing), UAT (user acceptance testing)
• System development life cycle (SDLC) and software life cycle
• Virtualized servers in telecommunication (service enablement and applications)
• Supporting the test case progresses in UAT, QAT and ORT for Rogers Virtualized Video-on-Demand (in Jira tool)• Supporting the test case progresses in UAT, QAT and for Bell Canada Virtualized IMS/VoLTE messaging system (in Confidential -ALM tool)
• Working on Linux/Unix systems and configure application servers, connectivities and troubleshootingSpecialties:Sytem Engineer and Analyst for various Telecom/Datacom systems
• Technical Presales; respond to SoC/RFI/RFPs, writing Solution Doc and SoW, Exec Summary
• Technologies: LTE/HSPA+, IMS,, M2M, IPv6/v4, MPLS, UC&Cloud, OSS/BSS/Voice and Video
• Product Management for the Telecom & DataCom entities
• Reporting, Ticketing and writing the RCA (Root Cause Analysis)
• SWOT analysis on wireless/wireline solutions
• Review on RF Multi-Layer Design
• RF Optimization in IP RAN Wireless network
• Team player/ability to work independently
• Strong analytical and Mathematical skills
• Quick learner for the new Technologies

Confidential

System Analyst/Engineer

Responsibilities:

• Performed Testing and verification of the wireless network products
• Involved in a 9,000,000$ National Project of Persian Gulf under the name of: Persian Gulf Submarine Fiber. 6 months offshore on 15 oil platforms as a Transmission Engineer
• Completed tasks of the design of Transport layer on systems and configuration of the optical networks
• Performed in the configuration of the fiber optics network based in IPv4 and TCP transport layer
• Completed the configuration, commissioning of control logic creation and protection parameters of the transmission engineering, SDH and ATM (Layer 2) equipment and optical networks

System Analyst

Confidential

Responsibilities:

• Directly involved in Site acquisition, Radio Frequency planning, Site evaluation (TRX, Frequencies, Drive testing, Analyzed Log Files.)
• Prepared emergency plans to know what actions need to be taken to a complete a project in a timely fashion
• Involved in determination of customer needs and recommend the best solution
• Built customer relationships by providing prompt and exceptional service
• Effectively managed performance of team, provided coaching and constructive feedback or progressive discipline when warranted
• Directed all operations and occasionally prepared daily reports about the team’s progress