Joseph Yamashiro

Sr Electrical Engineer at Raytheon
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Contact Information
us****@****om
(386) 825-5501

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Experience

    • United States
    • Defense and Space Manufacturing
    • 700 & Above Employee
    • Sr Electrical Engineer
      • Mar 2020 - Present

    • Electrical Engineer II
      • Jul 2017 - Mar 2020

    • United States
    • Defense & Space
    • 1 - 100 Employee
    • Test Engineer
      • Aug 2014 - Jul 2017

      •Work with Senior Engineers to Design Subsystems for MMW applications (including: create block diagrams, wiring diagrams, gain budget, power line up, spur analysis, and define component specifications)•Integrate and Test Subsystems and their components (including: up/down converters, RF sources, transmitters, and receivers, YIG Oscillators, VCOs, DROs, and filters)•Test Couplers, Mixers, Isolators, Attenuators, PIN Diode Switches, Power Dividers, Amplifiers, and Multipliers•Manage Program Schedules as Responsible Project Engineer to ensure timely deliveries•Analyze SOWs, create Acceptance Test Procedures, and Test Assemblies per customer requirements•Train Technicians to operate test equipment, including Vector and Scalar Network Analyzers•Work with Technical Editors to create Operation and Maintenance Manuals and CAD Dept to create and update assembly, outline, and component drawings•Provide continued Technical Support of production units and finding root cause for RMAs Show less

    • Product Engineer
      • Mar 2010 - Aug 2014

      •Improve Companywide Tuning Process to Increase Component Bandwidth •Train technicians to aid in the transfer of PD to commercial production •Design High Pass Filters and simulate performance using HFSS•Troubleshoot PC Boards and MMW products that do not meet specifications•Build and Tune Circulators and Isolators (both coaxial and waveguide, including cryogenic)•Analyze and Approve Mechanical Drawings for release •Provide Technical Support to Technicians and Assemblers•Program and run environmental equipment per Mil Standards or customer specifications•Create Work Instructions (e.g. Thermal Shock Chamber) Show less

Education

  • California State University, Long Beach
    Bachelor of Science (B.S.), Electrical Engineering
    2007 - 2009

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