Experience

ESI Motion

• United States
• Aviation and Aerospace Component Manufacturing
• 1 - 100 Employee

• Senior Electrical Design Engineer

  • Oct 2020 - Present

  Design high power (120KW) military motor control system including inrush switch, pre-charge, ideal diode, snubber, Common and Differential Mode EMI filter, DSP control isolation logic, Gate Drive. Regen, Resolver, Interlock, Voltage / Current / Temperature sensing, etc. Layout high power PCBs which are multiple layer up to 20oz outer copper which can stand on IPC-2221B 1000V 300A, and high density DSP boards Perform VDT and Reliability analysis. Design high power (120KW) military motor control system including inrush switch, pre-charge, ideal diode, snubber, Common and Differential Mode EMI filter, DSP control isolation logic, Gate Drive. Regen, Resolver, Interlock, Voltage / Current / Temperature sensing, etc. Layout high power PCBs which are multiple layer up to 20oz outer copper which can stand on IPC-2221B 1000V 300A, and high density DSP boards Perform VDT and Reliability analysis.



RatPac Controls (Innovative Dimmers LLC)

• United States
• Appliances, Electrical, and Electronics Manufacturing
• 1 - 100 Employee

• Staff Electrical Design Engineer

  • Apr 2019 - Apr 2020

  Design High Current (120A) AC power Systems having TriAC, Zero cross detection, Ghost Load Design and layout Power Control boards and communitcation boards meeting UL508 and UL746 with KiCAD or Eagle Design AC-DC converter, Battery backup system, Wireless, DMX,CRMX, Wifi, Bluetooth, ArtNet, sACN Provide guideline (chips selection) to engineer team and review junior engineers’ work Design High Current (120A) AC power Systems having TriAC, Zero cross detection, Ghost Load Design and layout Power Control boards and communitcation boards meeting UL508 and UL746 with KiCAD or Eagle Design AC-DC converter, Battery backup system, Wireless, DMX,CRMX, Wifi, Bluetooth, ArtNet, sACN Provide guideline (chips selection) to engineer team and review junior engineers’ work



ITW / Opto Diode Inc

• Camarillo CA

• Senior Electrical Design Engineer

  • Jul 2015 - Apr 2019

  Opto-electronic sensors design including pure color LED and detector from 254nm to 1080nm Low noise test equipment design for Pico Amp output opto diode Schematics and PCB layout with Altium Writing LabView vi for Automatics test Lead a technical team to perform wafer and die test Opto-electronic sensors design including pure color LED and detector from 254nm to 1080nm Low noise test equipment design for Pico Amp output opto diode Schematics and PCB layout with Altium Writing LabView vi for Automatics test Lead a technical team to perform wafer and die test



Troll Systems Corporation

• United States
• Aviation and Aerospace Component Manufacturing
• 1 - 100 Employee

• Electronic Design Engineer

  • Nov 2010 - Jul 2015

  Hardware and firmware design for Blushless DC motor servo control and communication circuits C8051 Processor, LMD18200T controller, Encoder, communication chips are used in my designs Familiar with RS-232/422/485, CAN, USB, SPI, Ethernet, DVI, PCI Express, SDI, HD, HDMI, SerDes LVDS Power board design including but not limit to surge protection (for DO-160), boost, buck, inverting converters, battery charger/ backup, power sequence, relays, soft switch, triac, EMI filter, power isolation, etc. PCB layout including High Speed circuit up to 8 GHz; RF board design ( LNB, splitter, Antenna), simulation (Microwave office), layout, and test. Use AutoCAD to create Fabricate/Assembly/Masking Drawings DVT(use oscillator, Network Analyzer, Spectrum analyzer), ATE, Trouble-shooting, Failure Analysis. Show less



Woodward, Inc.

• United States
• Aviation and Aerospace Component Manufacturing
• 700 & Above Employee

• Electronic Design Engineer

  • May 2008 - Nov 2011

  Design military products: Power, Missile Actuator Control /Motor servo circuits Mixed Signal Design with DSP, ADC, DAC, Filters, Data Processing TMS320 series DSP, Allegro A3930 series motor controller and used in my design VHDL / Schematics for Actel A3P series FPGA Design (Libero) Prototype development, test plan and documentation (CMMI / ITAR) Design Verification Test, Failure Analysis, and Acceptance Test Procedure. Design military products: Power, Missile Actuator Control /Motor servo circuits Mixed Signal Design with DSP, ADC, DAC, Filters, Data Processing TMS320 series DSP, Allegro A3930 series motor controller and used in my design VHDL / Schematics for Actel A3P series FPGA Design (Libero) Prototype development, test plan and documentation (CMMI / ITAR) Design Verification Test, Failure Analysis, and Acceptance Test Procedure.



Ronan Engineering

• United States
• Manufacturing
• 1 - 100 Employee

• System Engineer

  • Sep 2007 - May 2008

  Schematics design with PowerLogic and PCB layout with PowerPCB Project design management and lead system installation System test, trouble shooting, test procedure, and documentation Schematics design with PowerLogic and PCB layout with PowerPCB Project design management and lead system installation System test, trouble shooting, test procedure, and documentation



Tetracam, Inc.

• Appliances, Electrical, and Electronics Manufacturing
• 1 - 100 Employee

• Electrical Design Engineer

  • Oct 2005 - Sep 2007

  Use OmniVision and Kodak image sensors in Digital Camera or Video Cam Design Schematics Design (OrCAD) and PCB Board Layout (Portal) Familar with PIC16F77x chips and SoundVision Clarity 4 series ASICs Develop C and Assembly code for cameras or image processing Use Nucleus, ARM_ICE, or PIC-ICE for debugging (RTOS) Design Verification Test, Failure Analysis, and Acceptance Test Procedure Documentation for the design and work out user manual (SOP Documentation) Use OmniVision and Kodak image sensors in Digital Camera or Video Cam Design Schematics Design (OrCAD) and PCB Board Layout (Portal) Familar with PIC16F77x chips and SoundVision Clarity 4 series ASICs Develop C and Assembly code for cameras or image processing Use Nucleus, ARM_ICE, or PIC-ICE for debugging (RTOS) Design Verification Test, Failure Analysis, and Acceptance Test Procedure Documentation for the design and work out user manual (SOP Documentation)



Owens Corning

• United States
• Wholesale Building Materials
• 700 & Above Employee

• Technical Manager

  • May 1995 - Apr 1999