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Electrical Engineer Engineering

Location:
San Francisco, CA
Posted:
March 23, 2016

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Resume:

SUMMARY

**+ years of success with electrical companies in engineering and management. Experienced in power electronics, hardware design, test & debug.

Digital and Analog Hardware Design & Test

Power Supply and Control Design & Test

Operations, Logistics, Personnel Management

WORK EXPERIENCE

AQS, Inc., Fremont, CA Electrical Engineer/Sr. Supervisor 06/2013 – Present

Ability to manage production and manufacturing process

Making documentation for manual, process, test instruction, DFT

Consultation for customer to provide ODS with making a new product with PCBA design and making prototypes

Working on Google projects as Hardware Testing Engineer: Ara Phone & Google Spoon

Supervising and instructing PCBA design team

Training technicians and leaders for testing, debugging and operations

Responsible for implementing test fixture for programming and function test

Building and analyzing PCBA prototype

Testing and troubleshooting PCBA

Inspecting and verifying new test equipment and fixture and executing test plans

Setup & operating equipment to conduct function and reliability test

Maintaining and repairing test and manufacturing machinery: ICT, AOI, X-Ray, SMT, Wave

Inspecting for faulty FA and troubleshooting to the component level with good hands-on skill

Creating MPI, ECO and handing RMA from customer

Installing, maintaining and recommending appropriate field solutions for electronic products

Quan Group, Roseville, CA Co-Founder/CFO 06/2009 – 04/2013

Designing, planning & developing restaurant and retail store properties

Working as a general contractor

Purchasing equipments, materials from vendors

Managing properties financially

Cymeet, Inc., Greensboro, NC Electrical Engineer 03/2006 – 06/2008

Responsible for developing in the field of digital surveillance, remote monitoring, web conferencing and other web-based technologies

Planning for production and manufacturing process

Testing and troubleshooting product

Making documentation for manual, process, test instruction

Setup & operating equipment to conduct function and reliability test

Maintaining and repairing test equipment

Inspecting and troubleshooting to the component level with good hands-on skill

JP&D, Inc., Greensboro, NC Controller 01/2004 – 03/2006

Scheduling & planning petroleum product for retail stores

Managing gas production and c-stores

Sales forecasting for on-time delivery

Data entry & system administration and customer support

ACIT Center, Greensboro, NC / CPES Virginia Tech, Blacksburg, VA 08/2000 – 12/2003

Research Assistant in Power Electronics

DOE research for the design and implementation of a 1kW ZVS DC-DC converter for DPS (Distributed Power System)

Ability to design power supply using design software tools and implement prototype

Design of conventional controls (PID, Fuzzy)

Digital control using DSP (Digital Signal Processing)

Current sharing

Optimal and Robust Control

Leading and instruction graduate students for new project (DC-DC converter, PFC, thermal analysis, design controls)

Work with CPES team in Virginia Tech to built and modify prototype systems for Distributed Power System

Chemtronics Korea, Ltd., Seoul, S. Korea Electrical Engineer 07/1997 – 06/2000

Responsible for inspecting, testing and repairing measurement equipment for water quality

Field engineering with maintenance and quality control of equipment

Making test, setup & operating instruction to conduct function and reliability test

Inspection and troubleshoot completed assemblies to customer specifications

Planning engineering support from Head Quarter in Perth, Australia

Instructing in operation and maintenance of equipment

Analyzing test results and recommend corrective actions

Following standard operational procedures to ensure systems meet quality standards

Control of supplies of hardware and software for operating, programming and installation in track systems

and correct the system defect as needed.

Contributing to the development and execution of system level test

SKILLS

Analog and digital circuitry

Distributed Power Supply (DPS) and controls design

Signal integrity & mixed signal design

Manufacturing process controls

Trouble-shooting down to component level with good hands-on skill

System troubleshooting( include testing, repairing and troubleshooting test equipment, machinery, high and low voltage power supply, PCBA)

Built prototype of PCBA and test fixture

Operating System : Microsoft Windows, Unix, Dos

Knowledge to read; Circuit schematics, Blueprints, and Diagram

Knowledge to operate and troubleshoot ICT and AOI machine

Bilingual; English / Korean

Test Equipment: Oscilloscopes, Logic Analyzer, Spectrum Analyzer, Network Analyzer, Power Supply, DMM, Power Meter, Function Generator

General Software: Microsoft Office (Word, Excel, PowerPoint), Adobe Acrobat, Visio, MathCad

Computer Languages: MATLAB, C, Verilog

Engineering Software: OrCAD Pspice, Altium, Matlab Simulink, Eagle, Auto CAD, Minitab

EDUCATION

2000-2003 North Carolina A&T State University Greensboro, NC

Master of Science in Electrical Engineering

1989-1997 Soong-Sil University Seoul, S. Korea

Bachelor of Science in Electrical Engineering

PUBLICATIONS

Jeong-Hwan Park, Mehdi Ferdowsi, A. Homaifar, “Applicability of Using A Fuzzy Controller for DC-DC Converters,” Proc. CPES Conference, May 2001.

Wei Xu, Jeong-Hwan Park, Jinjun Liu, A. Homafar, Fred C. Lee, “A Comparative Evaluation of Current-Sharing Methods for Paralleled Power Modules,” Proc. Center for Power Electronics (CPES) Conference, May 2001.

Jeong-Hwan Park, B. Yang, A. Homaifar, and Fred C. Lee, “Digital Control for DPS Front End DC-DC Converter,” Proc. Center for Power Electronics (CPES) Conference, April 2002.

Jeong-Hwan Park, B. Yang, A. Homaifar, and F.C. Lee, “Digital Control of DC-DC Converter Based on LQG/LTR regulation and Sliding Mode Control,” Proc. Center for Power Electronics (CPES) Conference, September 2002.

Jeong-Hwan Park, B. Yang, A. Homaifar and F.C. Lee, “Digital Control of Asymmetrical Half-Bridge Converter with Range Winding Based on LQG regulation,” Proc. Center for Power Electronics (CPES) Conference, April 2003.

Jeong-Hwan Park, M.R. Zolghadri, Homaifar and F.C. Lee, “LQG Controller for Asymmetrical Half-Bridge Converter with Range Winding,” IEEE International Symposium on Industrial Electronics (ISIE), May 2004.

Jeong-Hwan Park, M.R. Zolghadri, A. Homaifar and F.C. Lee, “Digital Control of Front-End DC-DC Converter Based on LQG regulation,” IEEE Power Electronics Specialists Conference, June 2004.

REFERENCES

Available upon request



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