Kihong Kim +1-206-***-****

ad35ym@r.postjobfree.com 609 W NICKERSON ST 315, Seattle, WA 98119

https://www.linkedin.com/in/kihong-kim-167ba7148/

SUMMARY

●Lead & manage a team of test engineers (RF & SW) to define and implement electronic test solutions about mobile devices & IoT devices

●Investigate results, logs and triage bugs to determine root cause and establish prioritization of any issues discovered during manual or automation testing about mobile devices using QxDM/Accuver/Python/ATOLL

●Drive test planning, design edge cases and QA performance testing of mobile devices/ lead to test and optimization of various new feature devices.

●Expert in mobile devices HW/SW and debugging and optimization of End to End for commercialization

●Design and conduct acoustic benchmark tests and test cases to evaluate the subjective and objective performance of mobile devices audio systems.

●Excellent knowledge of 3GPP/3GPP2/OMA Specification (5G NR, IMS, LTE, 3G, MDM, eUICC, TCP/IP)

●Drive connectivity’s issue resolving about connected car for commercial service with vehicle OEM

●Analysis & resolving issue RF/ Antenna performance and supplementation of antenna radiation patterns

EXPERIENCE

Lead RF Engineer, SAMSUNG Electronics America

Seattle/WA 10/2022-10/2023

• Creating test case, test plan and test results with ATT/TMO for 5G NR RAN new network feature

• Validation device performance & protocol AT&T/TMO FFI test cases for 5G NR in Lab & Field and determine root cause between device and wireless network.

•,Resolving issue and define/control KPI for new network feature with AT&T / TMO

• Analysis & resolving issue of interference impact by band of device RF circuit under NRSA 4CA conditions

. system-level grounding, shielding, isolation using by spectrum analyzer, network analyzer, signal generator, oscilloscope, packet sniffer.

• performance and analysis and supplementation FR1/FR2 of embedded antenna

• Creating test case, test plan and Validation for Galaxy gear & Galaxy watch performance

Senior Lead Engineer, Keysight (via HCL Tech)

Seattle/WA 10/2021-07/2022

• Development & Validation TMO & AT&T protocol Test case of Keysight SAS and 5G UXM

• Design, analyze, and contribute to improving and enhancing test plans and PTCRB test case of Keysight Project(UXM)

Senior RF Engineer, Tech Mahindra

Seattle/WA 06/2020-10/2021

• Create IOT test planning and E2E performance testing about AT&T 10776 specification, PTCRB & Field

• Analysis connectivity results, fail logs, tracking issue and validation on Jira

• Using lab equipment for RF and antenna characterization as well as RF performance validation

Principal Engineer/Sr Technical Program Manager, Korea Telecom

Seoul/Korea 02/1999 – 05/2020

• Investigate results, logs and carrier certification of 5G NR devices 1’st commercial service in Korea

. Analysis Issue & Validation H/W, S/W for System, lead to resolving for 5G devices commercialization

Analysis and debugging for antenna radiation performance FR1/FR2 with OEMs & parts supplier

• Control process, resolving issue for commercialization of new devices & cellular feature

lead to resolve Issue of HW & SW about each Apple devices for 1’st commercial service of Apple Device in Korea with Apple Headquarter (Cupertino)

• Technical work experience in both test engineering, device certification and quality controlled multiple types of mobile phone and manufactures (Apple, Samsung, LG, Huawei)

• Wearable device, NB-IoT & LTE-Cat1 Device applied to 1’st commercial service security/metering/tracking

• Equipment environment setup for carrier’s GCF/PTCRB testing and creating carrier standards

• Using lab equipment for RF and antenna characterization as well as RF performance validation, such as OTA, TRP/TIS and creating carrier standards considering antenna beam pattern and analyzing correlation with field performance and analysis and supplementation of antenna radiation patterns with OEMs

• Creating EMC/SAR test plans, validation & analyze EMC/SAR compliance test data, EMC/SAR compliance test specifications/procedures for Carrier certification

RF Development Engineer, SK Telesys

Seoul 08/1997 – 02/1999

• RF circuit design using Orcad of DAS/Repeater, including schematics, PCB layout, and component selection and designing full system prototypes independently lead & guide for Suppliers

• Optimization Tx/Rx radio performance and RF parametric validation and matching such as IP3, NF, ACLR,

phase noise, link budget, and mixed domain circuit design, filter design, operational/instrumentation amplifier

• Analyze RF module using by oscilloscopes, spectrum analyzers

• Electrical design reviews to ensure EMC/EMI and RF mitigations are properly implemented in the designs

EDUCATION

Sun Moon University, Korea

BS Degree in Electronic Engineering 1993-1998

Patent

US7536451B2(US, JP, CN, KR /Global patent)

-METHOD FOR INCREASING STANDBY TIME USING ACCESSHISTORY TO 1X EV-DO NETWORK WITH ACCESS TERMINAL ANDDEVICE THEREOF

KR(Domestic patent)

-Apparatus for Supplying Universal Subscriber Identity Module Card

-Method for upgrading software of mobile terminal and mobile terminal device using the same

-IMPROVED METHOD FOR OUTPUTING THE TRANSMISSION POWERAND METHOD FOR PROTECTING FRAUDULENT USE OF THE SAME

Work Authorization

Green Card Holder: Permanent residency in the US. (As National Interest Waiver program)

Korean citizenship

Contact this candidate