SUMMARY:

• Technical Wireless Mobility & network Engineer with years of Telco & IT Enterprise Experience. Fixed mobile and convergence domains of legacy to WiFi Migrations strategies. A visionary leader with the architectural skills, experience and insight to elevate applications, computing platform infrastructure WIFI Networks. Dev - Lab testing & Wi-Fi Certification Tools.
• IEEE 802.11 specifications (a/b/g/n/ac/ax (WiFi 6) protocol stack. CISCO Wireless controllers 5520-8540-aruba-7210-7240
• Wi-Fi test tools Veriwave, IXIA-Chariot-packet Wireshark-Omnipeek Savius.Zigbee-MoCA
• Inter-Op testing (CE, CPE, WiFi Extenders tools (protocol analyzers, WiFi system simulators, WiFi analyzers and packet sniffers).
• RF propagation Expertise including MU-MIMO, Link budget, SISO, MIMO, MCS index RF characteristics-Veriwave-AirMagnet.
• Experience in automation SCPI, LabView, TCL, PERL, and Python programming language knowledge of Carrier WIFI network KPI Analysis (SCI/Prime/7Signal/CAPE)
• Investigated Speech quality drop during handoff.
• Primary cause: RTP Speech packets lost during HO.
• Calculate the maximum amount of speech lost During Handoff.
• Uplink and downlink.
• Wi-Fi troubleshooting and RCA (Root Cause Analysis) Confidential OTA and backend network WPA,RADIUS,WPS using Netscout AirMAgnet,Xirrus WiFi inspector-netstumbler Aircheck G-2, fluke
• Hands on experience in developing and operating controlled test environment, in the RF Cages includes Spirent C-50, Octoscope, Chariot, Veriwave, Accuver, Fluke networks, Spectrum Analyzer and Traffic generator.
• SME on network test equipment, such as Ixia, Spirent, Fluke Networks, IBB, Spectrum Analyzers, Site Survey Planning tools, and Traffic Generators. Experience on Software Desktop tools analyzer apps and monitoring. Airmagnet Xtool PS9, acrylic, net surveyor.
• Create test plans and certification curriculums, proof of concept trials, and methodologies for analysis of performance criteria. For field testing. Performed for modulation Schemes DSSS & CCK. Including CAPWAP and WLAN.
• Core switching & Radio systems Certfications 3G/4G/LTE/IMS-WiFi from Cisco, Ericsson, Nokia Nortel, Confidential, Lucent, IBM, Oracle SQL. SUN-HP-Dell-SME on as spectrum analyzers, oscilloscopes, RF signal meters & standards. IOT. Tektronics IRIS-IMS IRIS-EPC QCATS QXDM TTCN- Qualcomm chipset Devices Perform Measure quality and consistency issues with Key VoWIFI User Experience Metrics vRAN

TECHNICAL SKILLS:

APPLICATION TESTING: WiFi standards 3GPP aware of disaggregated RAN and distributed core architecture (RU/DU split, CU-UP/CU-CP MoCA/pass point, Small cell, Wi-Fi Radio Base station BTS-Node-Nokia - Ericsson-(RRC/RRM/PDCP/RLC/MAC) LTE NAS (EMM/ESM) testing E911 emergency services & CALEA. Comprobe-Kismet-Wifi-Spy-inSSder- Service (QoS) (VLAN priority, TOS, DSCP) IGMP

Languages: SQL- JAVA-Script learned C# them migrate to C++ Python - SOP LDAP. Linux,, Perl, Bash & Python) Web Services (Soap, XML, REST) Protocols SIP DIAMETER (S6b, RADIUS, LDAP Network security protocols

PROJECTS COMPLETION & DELIVERABLES EXPERIENCE:

Testing Engineer

Confidential, Mountain View

Responsibilities:

• Involved in various phases of creating Test scenarios for mobile native apps on different platforms (Android) Product realization testing.
• Find bugs in functional, protocol and E2E testing of various data types including Confidential, SMS, MMS. 802.11 g/n/ac protocols, Cisco/ APs, MU/SU-MIMO, Beamforming, Band Steering Spectrum Analyzer, Network Analyzer, PC TEL iB Flex and JDSU Scanners, Net Scout, Packet Capture Data Analysis, Quality Control, Monitoring Daily KPIs, Updating Database Drive Testing, Collecting and Analyzing Test Logs, Coordinating Daily Test procedures Automation, Live Cell Imaging, Image Processing, Mat lab, LabVIEW, Linux/Unix (Ubuntu, Manual testing in Mobile, Mobile Native Application testing. Using SDLC, STLC and Bug Life Cycle. Prepare Test Plans, Test cases, Test Scripts, developing, reviewing and executing Test Cases based on Functional Requirements, Business Requirements and Use Case Documents. Mobile Device Testing, Sanity Testing, Functional Testing, Compatibility Testing, Black Box Testing, Load Testing, Performance Testing, Regression Testing, Stress Testing, System Testing, & User Acceptance Testing.
• Report and track defects, create test reports and publish test metrics Confidential end of testing cycle to customer leadership.
• Tested mobile apps on different Mobile Application Platforms, such as iOS and Android and on Mobile device testing.
• Bug Tracking Tools l, Bugzilla, JIRA and Microsoft Excel for executing test cases, defect tracking and status reporting. est Management Tools Selenium, QTP /UFT 11.5, 9.0 Defect Tracking Tools Quality Center 10.0, Bugzilla, JIRA, Microsoft Excel Testing Methodologies Sanity, Functional, Compatibility, Black Box, Load, Performance, Regression, Stress, System, UAT, Mobile App Testing (iOS/Android)

Dev-Lab Engineer

Confidential, Overland Park, KS

Responsibilities:

• integration-device testing VoWiFi- Confidential for Oracle bare metal IMS to VNF vEPC-vIMS-using Meta-Switch Clearwater core P-CSC under both environments Dev-lab-FIT field integration testing and Lab UE device testing Provide customer best practices work flows strategy test cases deliverables.
• Build small team of lab testers mentor & trained staff to become more efficient with testing in Lab & production environments with tools such as, SAS-Meta-Switch Empirix for CDMA-netscout packet tools for vEPC and Virtual IMS.
• Executed test cases Daily real-time-testing VoWiFi Provide subject matter expertise solutions and root cause analysis to customer.
• Troubleshoot daily issues with call routing E2E through TAS-MAVENIR -NFV & Meta-Switch Clearwater core nodes SIP UAT transaction cluster.
• Collaboration across multiple teams supporting testing on Confidential network virtualization initiatives for NFVI TAS MRF PDRA and legacy EPC to VEPC.
• Compute environment provisioned using Redhat integrated Openstack software on cisco Hardware.
• Performance testing and optimization to enhance User experience features like: CA band combination Speed / Bandwidth test, 3rd harmonics interference, Cell / WiFi / BT coexistence use cases, Confidential, CSFB, fallback 3G / 2G testing, fast return to LTE/CDMA.
• ExecutedTest Plan and Automation Development Chambers (RF/ Isolation), Octoscope, Ixia Traffic Generators ( iGen, Ixia Chariot, iPerf, etc.)Enhanced WiFi feature testing Video over WiFi testing and data analysis Video Traffic generation and analysis Sanity Regression testing Defects validations New Wi-Fi features validations Analysis and reporting of test results

CPS V-PCRF Network Engineer

Confidential, San Jose, CA

Responsibilities:

• Completed successful Delivery.
• CSE-vMS virtual manage solutions NSO network service orchestration and integration Deployment Cisco Policy services portfolio for telco customer virtualization V-PCRF Telco solution. executed streamline Use test cases of various NE Components communication Links & interfaces testing of Diversified Core technologies wrote & co-author Documentation ATP-LLD-HLD-MOP’s Diameter Design test cases add/modified AVP’s for Gx-SAEGW Rx-PCRF-IMS-CSCF.
• Execute functional Validation, Integration, and Performance

Cloud Computing Engineer

Confidential, Palo Alto, CA

Responsibilities:

• Achieved successful deployment Greenfield lab project for VIO-VMware Integrated Opentack. RA Lab Deployment Telco Customer.
• Integrated and Orchestrated installs deploy hypervisors Product realization testing Lab POC with Diversified Vendor Portfolio specific to VMware. configure, manage and troubleshoot Netscout network probes GeoProbe G10 Keysight Ixia Packet Broker or GSC/GTP Session Controller.
• VIO product characterization and realization. E2E UE.

Confidential

Testing SME

Responsibilities:

• Delivery Confidential services integration validation in multi-vendor network elements and device environment.
• Managed test plans, assignments, execution and results documentation. Interworked with architecture and platform teams (Device, EPC core, LTE advance like Carrier aggregation DL & Uplink CA, 3GPP Release 12,13 and beyond features.
• Certification for launch readiness & getting Cellular / BT/ WLAN Certification from regulatory authorities. GCF, PTCRB, conformance Testing Triage roubleshooting Wi-Fi enabled Gateways Wi-Fi functionality and Performance Sanity and Regression testing Defects validations New Wi-Fi features validations Analysis and reporting of test results competence transfer to local engineering team LTE Advanced Features like Carrier Aggregation, MDT, SRVoLTE, eCSFB, LTE.

Lead engineer

Confidential, Redmond, WA

Responsibilities:

• Completed successful projects Confidential network Core testing market Deployments. Perform UE device analysis testing using HASATI Tool Responsible for Generating analytics & telematics statistics reporting & troubleshooting using CMW100 non signaling radio communication tester, R&S CMW500, Anite SAS, Anritsu RF test-system, RF chambers for both connected & radiated Antenna performance testing MIMO and multiple frequencies bands spectrum, perform of Log Analysis / debugging network and LAB certification testing like GCF, PTCRB, conformance.
• Troubleshoot issues with millimeter wave (mmWave, mm-wave, 5G NR, 802.11ad/ay analysis simulation or system level simulation (i.e., ns-3, OPNET, omnet++

Technical Services Architect-Engineer

Confidential

Responsibilities:

• Provided functional training to new IMS- Confidential engineers in Germany, work in ongoing support complex projects created documentation Conducted Confidential Workshops & training. Complex call flows. For carrier acceptance testing - Device Aggression management, traffic shaping use test cases. Build in lab RF cage LAB equipment CMW100 nonsignaling radio communication testing R&S CMW500, Anite SAS, Anritsu RF test-system, RF chambers for both connected & radiated Antenna for performance testing. IOT with multiple carrier bands.

LTE-Lab Application Engineer

Confidential, San Diego, CA

Responsibilities:

• integration Testing IOT-ATP LTE Network Elements. DRA-DSC-EPC elements S6A-S1-S11-GX-GY-SP-DCCA-PCRF-PCEF-OCS-PCC-SPR-HSS-SPR
• Perform & executed IOT Testing on LTE LAB Environment Multivendor Strategy.
• Completed Confidential, SRVoTE, hVoLTE testing LTE & LTE advance Carrier aggregation. Interoperability testing.

Integration Systems Engineer

Confidential

Responsibilities:

• Deliverables: Perform UMTS - Mobile Circuit Core Nokia Siemens Networks MSC/HLR REL14
• Completed Integration of MSS-MGW DX200 Nokia Siemens Networks ALL IP UMTS Switch Commissioning, & Integration, SW releases build MERE4100P1.

RF Engineer

Confidential, New York City

Responsibilities:

• Perform regression and Interoperability testing in lab environment of upgrades and software corrections.
• Run regression testing on sun server nodes oracle ASM RMAN-SQL B Node Patches and new releases systems service layers.

System Design engineer

Confidential, CA

Responsibilities:

• Deliverables: Deploy Canopy Systems mesh Network WIFI Provide it Design Engineering for government state local Municipal WIFI network infrastructures.
• Duties involved the citywide WIFI mesh-layer (802.11 b/g) Network. Deployment of Motorola. Wi-Fi protocol testing, MIMO, Qos prioritization validation of wireless routers for deployment create, maintain and evolve test plans and automation to drive Wi-Fi testing. Actively participate in issue triage/troubleshooting.