Andrew Burger

RF/Antenna Engineer II at Ossia Inc.
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Contact Information
us****@****om
(386) 825-5501
Location
Seattle, Washington, United States, US
Languages
  • English Native or bilingual proficiency

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Experience

    • United States
    • Computers and Electronics Manufacturing
    • 1 - 100 Employee
    • RF/Antenna Engineer II
      • Sep 2022 - Present

    • United States
    • Defense and Space Manufacturing
    • 700 & Above Employee
    • Engineer, RF/Microwave Design
      • Aug 2020 - Sep 2022

      Particular interest in detailed RF and antenna work relating to radar systems, specifically multi function active electronically scanned arrays (AESA).•Designed ultra-wideband (UWB) radiating elements for active electronically scanned arrays (AESA)o Examples: Aperture-coupled stacked-patch, additively manufacture stepped notch, Planar Ultra-Wideband Modular Antenna (PUMA, aka tightly coupled dipole array, TCDA)• Analyzed and presented previous super element design and performance to program architect and RF SMEs along with a solution for path forward that gained multiple dB back in realized gain• Analyzed surface wave phenomena on aperture-coupled stacked-patch antenna within phased array and worked on mitigating surface waves using cutting-edge PCB producibility techniques• Analyzed subsystem performance and defined MMIC/RFIC requirements for state-of-the-art UWB flip chip MCM (multi-chip-module) interposer• Coordinated ANSYS HFSS training as ANSYS liaison for multiple departments to enable new hires and junior engineers to use HFSS more efficiently• Trained two junior engineers on UWB matching network design, HFSS simulations, and analyzing microwave dielectrics for attenuation and effective Dk on evaluation boards• Point of contact for many engineers for questions regarding HFSS simulations and high-performance computing (HPC) usage• Stepped in as RF SME for interposer test board designs to finish designs within program timeline Extensive experience in:HFSSFEKOMentor GraphicsKeysight ADSLow profile, high frequency, and high bandwidth radiating element designRF modelingWorking with ANSYS reps to host internal training sessionsInfinite and finite antenna array analysisMatching network design and analysisPCB producibilityCascade analysis - linearity, gain, noise, compressionInterposer packaging design and analysisMentoring less experienced engineers in ANSYS HFSSRFIC AND MMIC test fixture designVNA/PNA RF test experience Show less

    • Associate Engineer, RF/Microwave Design
      • Jul 2018 - Aug 2020

      Particular interest in detailed RF and antenna work relating to radar systems. Pathways Participant.•Designed aperture-coupled stacked-patch radiating element in HFSS for phased array• Analyzed scan performance, and polarity of said radiating element in MATLAB• Tested radiating elements using PNA and analyzed data using MATLAB• Developed conceptual design of RF transfer switch using COTS components• Used HFSS and ADS to model and optimize board transitions at high frequencies using impedance matching networks• Updated interposer assembly test board to better match program’s need and created Statement of Work that was sent to PCB vendor• Took various training courses in antennas and antenna subsystemsExtensive experience in:HFSSFEKOMentor GraphicsKeysight ADSRadiating Element DesignRF ModelingWorking with ANSYS reps to host internal training sessions.Infinite and Finite Antenna Array AnalysisPCB ProducibilityCascade AnalysisRFIC Test PCB DesignVNA/PNA RF Test Experience Show less

    • United States
    • Design Services
    • 200 - 300 Employee
    • Summer Engineer
      • May 2017 - Aug 2017

      • Work with power system software, ETAP, to model cable impedance and generator characteristics • Used MATLAB and Excel to analyze generator and analog electronics data • Gained experience using Microsoft Word, writing reports that got sent to clients and checking reports from other engineers • Used MathCAD and MATLAB to analyze the transfer function of an AVR, numerous filters, and behavior of excitation systems • Learned about the diesel backup systems of nuclear power plants and about excitation systems for synchronous salient pole generators • Wrote a report to ETAP and participated in multiple conference calls with ETAP staff about inconsistences within ETAP software Show less

    • United States
    • Public Safety
    • 1 - 100 Employee
    • Engineering Intern
      • May 2016 - Aug 2016

    • United States
    • Communications Equipment Manufacturing
    • 1 - 100 Employee
    • Intern
      • May 2015 - Aug 2015

      At Innovative Wireless Technologies I worked on numerous projects. One project I worked on was testing underground radio equipment to see if it could be implemented in other similar scenarios. Another project I worked on was coding and creating a spreadsheet in Excel and VBA in order to simplify the expense report system. Along with these projects I worked on numerous other small task, such as testing new firmware patches, assembling multiple integral parts to IWT's Mining Communications system, and learning about their mesh network system. Show less

    • Intern
      • Sep 2013 - Sep 2014

      While at Catalyst I helped around the office in multiple ways such as take inventory, solder circuit boards, and test and setup RoIP systems and software. While at Catalyst I helped around the office in multiple ways such as take inventory, solder circuit boards, and test and setup RoIP systems and software.

  • Knights Club
    • Forest, Virginia, USA
    • Youth Worker
      • Aug 2012 - Sep 2013

      Knights Club offers after school care to children between Kindergarten and the 6th grade. At the Knights Club I had to supervise children, help them with homework, be capable of resolving conflicts between the children, and lead them in group activities. Knights Club offers after school care to children between Kindergarten and the 6th grade. At the Knights Club I had to supervise children, help them with homework, be capable of resolving conflicts between the children, and lead them in group activities.

Education

  • Arizona State University
    Masters of Science in Engineering, Electrical Engineering, with a concentration in Electromagnetics, Antennas, and Microwave Circuits
    2019 - 2023
  • Virginia Polytechnic Institute and State University
    Bachelor’s Degree, Electrical and Electronics Engineering
    2014 - 2018
  • Jefferson Forest High School
    2010 - 2014
  • Virginia Summer Governor's School for Math, Science, and Technology
    Algebra and Number Theory, Summer before Senior Year of High School
    2013 - 2013

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