Ahmad Khatem personal email
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• More than 14 years of experience in wireless industry.• Strong technical background coupled with excellent interpersonal, leadership and management skills.• Long experience with test plans development, testing process, execution in addition to network dimensioning for Inbuilding solution in terms of spectrum, RF Component, gNB distribution.• Hands on knowledge on RAN network topology distribution with reference to the end client use cases, eMBB, URLLC & mMTC. • Hands-on experience in Automated Test System development using python, bash scripting, SCPI language.• Strong experience in NR & LTE network architecture including Access Radio Network and Core.• Hands-on experience in 4G-LTE/5G-NR NSA call setup, call flow, call processing and performance testing using different tools such as QXDM, XCAL, Prisma, iPerf, Wireshark etc.• Hands-on experience in NR & LTE-A feature testing, verification in lab environment as well as in the field.• Hands-on experience in NR & LTE KPI’s and performance using different drive test\walk test tools such as TEMS.• Experience in features testing for NR & LTE-A such as CoMP, ICIC, CA, A6 HO, RAT0/1, PRB Blanking, ANR, Preemption, Slot Aggregation etc … and good knowledge in new radio features• Good skills in EMS (element Management System) operations by integrating new NE as well as different management levels (FM, CM and PM).• Good knowledge in both NR and LTE core network Architecture.• Hands-on experience in RF Conformance testing using spectrum analyzer, Network Analyzer, Signal generator and arbitrary waveform generator (KS signal studio).• Good skills in Windows 7, XP and Microsoft Office 365.• Good reporting skills in different level of reporting. Technical daily and weekly reports, managerial Bi-weekly and monthly reports.• Strong TCP-IP/FTP protocol understanding including switches, routers and different routing protocols such as RIP, EIGRP, OSPF, BGP & IS-IS. • Good understanding on database modeling, SQL query language with Oracle, MySQL
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5G Sr. Solution ArchitectMavenirMckinney, Tx, Us
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5G Sr. Solution ArchitectMavenir Apr 2022 - PresentRichardson, Texas, Us• Working on 5G RAN SA FDD Technology• Working on 5G RAN and Core virtualization, Architecture, protocols and Interfaces.• Working on 5G SA FDD feature testing (XN HO, NG HO, Inter/Intra DU HO, Inter/Intra Frequency HO, Network Slicing, ANR, SCell A6 HO, Subscriber Level Trace SLT, Ue_Call_Reporintg, etc..)• Developing, verifying NR SA FDD new Features Technical Requirement based on 3GPP, Vendor Specific Parameters and customer requirement.• Developing, Verifying NR SA FDD new Features test plans and test cases execution results• Dealing with Kubertnce platform, troubleshooting Maviner NF’s.• Handling daily activities on RU/DU/CUCP/CUUP/UPF and AMF NF’s and related pods.• Dealing with different test and analysis tools in daily bases (QXDM, KS Prisma, Qualcomm Chipset Real UE. QCAT, Wireshark etc.) -
5G L1 Performance Test Engineer & Wwan 5G Modem VerificationOrchestra Technology Dec 2020 - Apr 2022Richardson, Texas, Us• Daily validation for 5G AP and UE daily builds.• Prepared daily regression report for multiple setup configuration, including 1UE-Setup, 2-UE setup, LAB UE and Commercial UE’s etc..• Detailed validation for EB (Engineering builds) for AP and UE in order to root cause issues or verify new feature before push changes to daily builds.• Reporting and tracking software and hardware incidents in JIRA tool as bugs or crash.• Prepare weekly presentation for L1 performance setup issues and JIRA’s tickets.• Collect different types of logs with different debugging levels.• Run daily tests for different Wireless WAN 5G modem to verify the setup time, modem registration, Throughput test for UL/DL (TCP/UDP) using different iperf versions (1.7.1, 2.0.9, 3.1.3 etc..)• Professionally configure UXM 5G wireless test platform (Keysight Callbox) using the 5G NR test application and HCCU for different 5G scenarios SA/NSA• Create SCPI configuration files for Callbox based on the required 5G scenario, bands.• Optimize the callbox parameters to get the highest/stable MAC Throughput for DL/UL depend on the test case required. • Developed Python based tool to scan the daily regression and generate a consolidated report including DL_BLER, DL-HARQ_BLER, UL_BLER, UL_HARQ_BLER, RSSI, Pathloss, Attenuation steps used, MCS/Rank.• Plot the BLER issues with reference to RSSI, MCS and RANK using python for better explanation.• Tested different L1 features such LA (Link Adaptation) with different configuration such as DUDU, DDDSU, RR scheduler, PF scheduler, LCID etc.. as well as eMBB and urllc TC’s.• Modify test cases according to the new configuration and requirement that need to be tested, modification through changing parameters moidsets.• Working on AP and UE setups IOS (Linux) and environment containers. -
Rf EngineerOrchestra-Sprint Jul 2018 - Nov 2020• Constantly evaluate the Distributed Antenna System and Bi-Directional Antenna for 4G/5G NSA network.• Developed and constantly update the 5G NR General Test Plan according to the 3GPP specification, FCC standards and Sprint minimum requirements.• Certifying DAS/BDA platforms through the Conformance test and E2E system verification.• Executing physical layer test cases for both LTE/NR using Keysight and R&S test gears including Signal Generator, Network Analyzer, Spectrum Analyzer, and Noise Source, arbitrary waveform generators (KS Signal Studio) etc...• Evaluating the physical layer test results for EVM, SE, SEM, ACPR, OB, System Gain, System Delay, Noise Figure, VSWR etc according to the defined test plan and 3GPP.• Created waveform generation MOP (Method of Procedure) using Keysight signal Studio in order to be used for the 4G/5G conformance test. • Developing Automation Test System using Python and SCPI language to facilitate the Lab Conformance test.• Participated in the development of Automation Test System using LabVIEW.• Executing E2E system verification for UUT (DAS or BDA) using Ericsson/Nokia 4G-LTE/5G-NR NSA Donor signals.• Evaluating the E2E system verification functionality tests results such as Attached Success Rate, DL Throughput (TCP/UDP), SMS, VoLTE, Handover, RF measurements etc... Using multiple tools such as iPerf, XCAL, Wireshark. • Coordinate the test schedules and calendars for different OEM’s.• Participated in the small cell performance and certification project.• Developed HLD and LLD for Network Element integration to Sprint OSS/BSS system (NetAct Product of Nokia).• Participated in the BDA unit’s integration to the NetAct using SNMP-V2 &V3 traps, Mib files through NBI.• Prepare Bi-Weekly, Monthly test and lab progress report for management.
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Network SmeKts Solutions Apr 2011 - Dec 2014• Executing physical layer test cases for both LTE using Keysight and R&S test gears including Signal Generator, Network Analyzer, Spectrum Analyzer, and Noise Source, arbitrary waveform generators (KS Signal Studio) etc...• Evaluating the physical layer test results for EVM, SE, SEM, ACP, OB, System Gain, System Delay, Noise Figure, VSWR according to the 3GPP.• Executing E2E coverage verification for DAS sites using Ericsson/Nokia 4G-LTE.• Evaluating the E2E system verification functionality tests results (Call Flow) such as Attached Success Rate, DL Throughput (TCP/UDP), SMS, VoLTE, Handover, RF measurements etc... Using multiple tools such as iPerf, XCAL, Wireshark. • Participated in the femto cell performance, optimization project.• Hands on RF design and optimization of passive, active and Hybrid indoor DAS networks in addition to small cell sites.• Performed RF design adjustments and optimization for the 4G LTE indoor/outdoor network.
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Wimax, Das And Small Cell Sr. Rf EngineerEricsson Apr 2010 - Mar 2011Kista, Stockholm, Se• Hands on RF design and optimization of passive, active and Hybrid indoor DAS networks in addition to small cell sites.• Hands on implementation, testing, commissioning and troubleshooting of various indoor DAS networks & OEMs and small cell sites.• Performed RF design adjustments and optimization for the Broadband network including Wi-Fi, WiMAX, 3G UMTS and Transmission MW network.• Communicate projects progress and achievements to upper management.• Evaluated RF designs to ensure meeting customers’ requirements.• Strong knowledge on DAS testing and commissioning processes.• Strong knowledge on small cell sites testing and commissioning processes.• GSM & UMTS RF design and optimization.• Analyze and troubleshoot RF performance degradation against customer KPIs.• Performed preliminary site walk to ensure RF designs feasibility and modify designs if needed.• Performed site punch walk to inspect and evaluate DAS quality and accuracy.• Performed voice call testing, handover for small cells sites and evaluate small sites quality and accuracy.• Analyzed RF test data for DAS and small cell site to evaluate system performance and ensure meeting design objectives.• Prepared projects’ final deliverables to customers for final acceptance. -
Telecom Principle EngineerMotorola Solutions Jul 2006 - Mar 2010Chicago, Il, Us• Lead, Evaluate and select the transmission vendor’s scores and BoQ’s.• Lead the IP based transmission network planning, designs (HLD, LLD) and deployment.• Created link terrain profile using Pathloss 4.0 and google• Designed MW network Capacity including MUX designs such Ericsson Traffic Nodes.• Planned MW frequency sheet• Managed the MW network capacity upgrades• LOS (Line of Sight) survey and report preparation.• Performed 2G/3G (GSM, WCDMA, HSPA+) network integration.• Performed 2G/3G optimizations using multiple tools such as TEMS, iPerf, Wireshark, Signal Analyzers etc.• Prepared Radio Access Network performance & regression test plans and Test Execution Method of Procedures.• Radio Access Network call degradation troubleshooting by monitoring the call flow process and massages. • Planned BSC’s E1’s capacity and creating BSC borders.• Planned, implemented and configured different wireless network elements including: MME/SGSN, PGW/GGSN, PCRF, PCEF, SGW, DRA, MMSC, MSP.• Planned IP Address sheet for IP-MW network using Static, RIP, EIGRP, OSPF routing protocols.• Network RAN installation, commissioning & integration including BCU, GPS, MW and L2 Switches.• Core network installation, commissioning & integration. Core Network (CSN) include aggregation switches hubs (Foundry Switches), gateway routers (Redback Routers), in addition to Cisco routers and switches.• Core server’s installation, including sun Solaris installation, EMS system deployments, Oracle database installation and database redundancy deployment. -
Field Implementation & Operation EngineerXpress May 2005 - Jun 2006• Responsible for filed operation iDEN sites/MW links.• On-Call Engineer operation.
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Pbx & Mw Support Engineer.Unitel Apr 2004 - Apr 2005Amman, Jo• Performed LOS surveys for more than 350 links with different situations, long paths, short paths. Different altitudes and terrain data.• Performed the MW Link budgets, MW frequency planning using Pathloss 4.0• Created network topology diagram using MapInfo and Pathloss.• Verifying terrain data using google.• MW Capacity planning for different links types, spur links, aggregate links and ring topology.
Ahmad Khatem Skills
Ahmad Khatem Education Details
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California University For Management And ScienceMscis -
California University For Managnent And ScienceGeneral
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Mutah UniversityTelecommunications Engineering
Frequently Asked Questions about Ahmad Khatem
What company does Ahmad Khatem work for?
Ahmad Khatem works for Mavenir
What is Ahmad Khatem's role at the current company?
Ahmad Khatem's current role is 5G Sr. Solution Architect.
What is Ahmad Khatem's email address?
Ahmad Khatem's email address is kh****@****hoo.com
What schools did Ahmad Khatem attend?
Ahmad Khatem attended California University For Management And Science, California University For Managnent And Science, Mutah University.
What skills is Ahmad Khatem known for?
Ahmad Khatem has skills like Wimax, Transmission, Telecommunications, Gsm, 3g, Lte, Wcdma, 2g, Bss, Gprs, Mw, Umts.
Who are Ahmad Khatem's colleagues?
Ahmad Khatem's colleagues are Pulkit Tyagi, Helena Zea, Nived Vinesh, Tarun Kumar, Rakesh Mallick, Subhasis Mohapatra, Shubham Pareek.
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