Ken Leung

Software Engineer

Palo Alto, California, United States26 yrs 6 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Expert in shock and vibration testing methodologies.
  • Over 13 years of experience in mechanical engineering.
  • Led multiple hardware testing initiatives at Google.
Stackforce AI infers this person is a Mechanical Engineer specializing in Cloud Computing hardware reliability and testing.

Contact

Skills

Core Skills

Mechanical EngineeringShock And Vibration TestingVibration TestingTestingPrototypingMentorshipRobotics EngineeringTeachingEngineering FundamentalsEvent ManagementVolunteer Coordination

Other Skills

Project ManagementData AnalysisMechanical DesignVibration AnalysisFailure AnalysisTesting StrategiesSensor QualificationTest Plan DevelopmentData Measurement SystemsFixture DesignMechanical TestingMechanical ModificationsTest Fixture DesignThermal TestingRobotics

About

• Define shock & vibration conditions and mechanical stress in Google Cloud's Data Centers and Global Supply Chain. Develop cutting edge shock and vibration testing technologies, methodologies, and roadmaps for the latest Cloud AI/ML needs. Develop coherent testing strategies throughout Cloud organization. Close the loop between design, reliability, testing, manufacturing, supply chain, logistics, and field deployment. • Develop random vibration testing methodology for L11 deployment of racks and servers. Develop shock testing methodology of AI/ML machines and critical components. Educate partners and suppliers on latest test strategies and methodologies developed by Google. Scale mechanical testing to 3rd party labs and contract manufacturers. • 13+ years of experiences as lead Mechanical Engineer for Shock and Vibration and Mechanical Stress in Google Cloud. • 13+ years of experiences in design of experiment, shock and vibration analysis, fatigue analysis, modal analysis, field evaluation and measurements, mechanical design, fixture design, test setup design, measurement design, test execution, and data analysis. • 13+ years of experiences as owner of labs for Google Cloud's Test Infrastructure. • Proficient in Solidworks, AutoCAD, Windchill, MATLAB, Vibration Research, Vibration Data methodology and Analysis, Kyowa Strain Measurement and Analysis, Tekscan Pressure Measurement, High Speed Resistance Measurement, general DAQ systems (Keysight, Tektronix, Agilent, National Instruments, etc.), MS Project, and common office software. Proficient in machining. Familiar with Solidworks Simulation, GD&T, LabView, Python, PATRAN, NASTRAN, CAMP-G, C, PBasic, and PSpice.

Experience

Google

4 roles

Senior Mechanical Engineer

Promoted

Apr 2019Present · 6 yrs 11 mos

  • Google Cloud AI/ML Hardware Reliability against Shock, Vibration, and Thermal Stress at Google Data Centers and Global Supply Chain.
  • Owner of Google's Open Source Random Vibration Testing of Fully Populated Racks With Off-The-Shelf Data Center Hardware.
Shock and Vibration TestingMechanical EngineeringProject ManagementData Analysis

Hardware Testing Engineer IV

Sep 2016Apr 2019 · 2 yrs 7 mos

  • · Understand vibration of the entire Google Cloud Technical Infrastructure.
  • · Develop coherent testing strategies throughout the Cloud organization.
  • · Continue to create new shock and vibration specs to reflect latest product requirements and newest production environments.
  • · Develop latest methods of shock and vibration qualification for the newest Cloud Hardware, drive failure analysis.
  • · Correlate test methods, failure analysis, field issues, and provide feedback to Cloud stakeholders.
  • · Qualify new equipment, sensors, software, and test lab for latest trend of hardware development.
  • · Develop library of product characterizations, qualifications, failure analysis, and field measurements.
  • · Provide training in vibration theory, analysis, and test execution.
  • · Specialty in rack level testing and field vibration studies.
Vibration AnalysisFailure AnalysisTesting StrategiesSensor QualificationMechanical EngineeringVibration Testing

Hardware Test Engineer III/3

Promoted

Aug 2011Sep 2016 · 5 yrs 1 mo

  • 1. Lead Hardware Testing Engineer for Shock & Vibe, Thermal, and Airflow Testing for Platforms hardware
  • · Executed, created, designed, maintained, and improved test plans for numerous Platform projects.
  • · Arranged the necessary hardware, equipment, software, and facility for each test.
  • · Developed, implemented, and maintained data measurement/collection systems for each test
  • · Collected, processed, analyzed, and delivered meaningful results to the Engineering Team after.
  • · Assisted Engineering Team in the debugging of mechanical, material, manufacturing, assembly, and packaging issues after each test.
  • · Followed each hardware project closely through the hardware development process (EVT/DVT/PVT).
  • · Reach out to vendors and 3rd party test labs for test equipments and off-site testing.
  • 2. Design Engineer on test fixture design, fabrication, and implementation for numerous Platforms and Google-x projects.
  • · Solidworks/Pro-E models and drawings of fixtures under the guidance of more senior engineer.
  • · Automated station for hardware manufacturing.
  • · Test fixtures for optical inspections.
  • · Various fixtures for shock and vibe testing.
  • · Brass acoustic fixtures audio hardware.
  • 3. Misc. tasks for engineering labs in general - As a member of the Engineering Lab Team, I do whatever it takes to enable the success of the team.
  • · Owner of Mechanical Test Lab.
  • · Maintained the work space of various Platforms labs on campus.
  • · Purchased supplies, hardware, equipment, and software for various Platforms labs.
  • · Assisted in the bringing up and implementation of chambers and various other lab equipments.
  • · Supported hardware testing outside of shock & Vibe, thermal, and airflow for various Platforms Hardware projects.
Test Plan DevelopmentData Measurement SystemsFixture DesignMechanical TestingMechanical EngineeringTesting

Hardware Test Engineer II / 2

Jun 2010Jul 2011 · 1 yr 1 mo

  • Supported Renewable Energy Research Heliostat Project’s hardware development, prototyping, and hardware testing through iterations of their heliostat designs, from preliminary software test bed to high volume quoted hardware.
  • Designed and built gearboxes under the guidance of senior engineers for heliostat hardware testing. The end results are lighter, cheaper, and easier to fabricate than original gearboxes, and they enabled the project to continue software develop between design iterations.
  • Designed and built working 1/3 scaled heliostat prototypes with the help of software and electrical engineers on the team. These smaller prototypes are lighter, cheaper, and easier to implement than full scale prototypes, and they enable the project to continue coding development before the heliostat test field was ready.
  • Designed and implemented new glass handling equipments and mirror fabrication procedures under the guidance of senior engineers.
  • Design and create test fixtures, jigs, and other mechanisms needed to support the Renewable Energy team and Platforms Hardware Team.
  • Mechanical modifications to assemblies and engineering prototypes that include milling, cutting, welding, drilling, etc.
  • Coordinate the implementation of test methods and procedures, analyze results, recommend changes regarding complex problems to product development engineers.
  • Expansion of 1 existing lab and buildup of 2 new labs for Renewable Energy Research under the guidance of senior engineers.
  • Supported vibration, airflow, and thermal testing under the guidance of more senior hardware test engineers.
  • Extensive hands on work; doing "whatever it takes".
  • Supporting the Platform Group and Engineering Operations in general.
PrototypingMechanical ModificationsTest Fixture DesignThermal TestingMechanical Engineering

Play-well teknologies

Lead Engineering FUNdamentals Instructor

Mar 2006Sep 2009 · 3 yrs 6 mos

  • Taught engineering principles, problem solving skills, appreciations of how things work, and qualities of creativity/inquisitiveness/self-reliance to a diverse, non-technical audience of grade school students in year round programs (ages 5 to 12, 300+ in summer camps and 150+ in after school programs).
  • Worked independently and communicated effectively with school administrators, Park & Rec personnel, parents, and volunteers as well as supervision and training of teaching assistants.
  • Developed and implemented new projects to challenge kids beyond the basic curriculums.
TeachingProject DevelopmentCommunicationEngineering Fundamentals

Western region robotics forum

Program Manager

Jul 2003Nov 2007 · 4 yrs 4 mos

  • Successfully organized an annual off-season FIRST Robotics Competition event, California Robot Games, for a community of 30+ FIRST Robotics Competition teams in the Northern California.
  • Effectively managed a budget of $12,000+ each year.
  • Recruited, organized, worked closely, and communicated effectively with 100+ volunteers, WRRF Board of Directors, school administrators, teachers, parents, students, and FIRST Robotics Competition teams each year.
  • Formalized, optimized, and documented the event planning process to be used by future program managers and competition organizers in other regions.
  • Helped expand the event from 20 to 30 teams, from 400-500 to 800-1000 audiences between 2002 and 2007.
Event PlanningVolunteer CoordinationBudget ManagementEvent Management

First robotics competition

Team Mentor

Sep 1999Jun 2010 · 10 yrs 9 mos

  • FIRST Robotics Competition, 1999-Present
  • Team Mentor, 2001-Present. Designed, machined, fabricated, and delivered teleoperated/autonomous robots for more than 5 years. Experienced in stress/fatigue analysis, DC electric motors, pneumatic systems, multi-directional drive systems, self-balancing arm systems, two speed transmissions, and a wide range of motor-driven, pneumatic-actuated, spring-loaded mechanisms.
  • Master of Ceremonies, Davis and Silicon Valley Regional, 2009-Present. Conducted ceremonies and imparted the FIRST vision and mission.
  • Volunteer, Regional and Championship events, 2002-Present. Volunteered in key positions through out seven years of services at 18 FIRST Robotics Competition events. Awarded “Volunteer of the Year” in 2003 & 2004.
  • Workshop Instructor, WRRF, 2003-2004. Developed curriculums and conducted hands-on activities to teach principals of DC motors and drive train operation to a diverse audience of 24+ FIRST Robotics Competition teams each year.
RoboticsTeam MentorshipEvent ManagementMentorshipRobotics Engineering

Education

University of California, Davis

BS — Mechanical Engineering

Jan 2005Jan 2009

Henry M. Gunn High School

Jan 1996Jan 2000

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