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Alexander Meikle

Alexander Meikle

Los Angeles, CA, USA

RF Engineer

RF Engineer I at Lockheed Martin

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    Background

    I am a recent University of Michigan graduate and current RF Engineer at Lockheed Martin. I am looking for RF Engineering positions in the Los Angeles area.


    Job experience

    • March 2019 - present
      RF Engineer I
      Lockheed Martin
      Los Angeles, CA, USA

      • Modeled unit cell designs with Floquet port in Ansys HFSS to design a structure that converts a traveling wave into a surface wave and created parametric studies for special materials ordered
      • Simulated material structures with Ansys HFSS and Lumerical FDTD to create 2D photonic bandgap diagrams as well as reflection diagrams for highly absorptive nanorods spin coated in melanin
      • Created FSS/Metamaterial unit cell designs in HFSS and adapted model designs to facilitate wideband absorption and phase progression
      • Modeled radome honeycomb with Frequency Selective Surface (FSS) approximated as a circuit model in Ansys HFSS, tuned the circuit model to create a wider bandpass filter
      • Tuned cavity backed slot antenna in Ansys HFSS to account for the addition of Radar Absorbing Material
      • Determined the complex impedance of several capacitive sheets through creating a model in Ansys HFSS and processing the results in Matlab, determined maximum tolerance for manufacturing offset
      • Designed test setup for measurement of loaded foam in enclave, conducted tests and produced MATLAB graphs of results to prove RF properties changed while drying
      • Conducted multiport measurements on network analyzer and processed traces in MATLAB to create heatmap plots of data for 32 port phased array antenna
      • Created two optical limiter designs, similar to Bragg reflectors, and tuned thickness of layers and modified material properties to achieve selective pass and stop bands
      • Created test plan for GPS signal translator device, tested and verified harnesses, carried out temperature, shock, altitude, acceleration, and electromagnetic interference tests
      • Lockheed Martin Recruiter and Campus Ambassador at University of Michigan
      • Active US DoD Secret Clearance

    • June 2018 - August 2018
      Circuits Engineering Intern
      Medtronic
      Minneapolis, MN, USA

      • Tested feedthrough capacitors for a variety of devices to determine cutoff frequency
      • Documented testing procedures to meet Medtronic standards
      • Automated testing equipment using LabVIEW
      • Assisted in testing home monitor to confirm matching circuit conformed to expectations

    • May 2018 - June 2018
      RF and Circuits Engineering Intern
      Lockheed Martin
      Syracuse, NY, USA

      • Reverse engineered circuit used for testing S band and X band frequencies on a 40 element phased array radar. The circuit included an Arduino Uno 3, I/O expander, and an 8-bit parallel-out serial shift register.
      • Built the schematic for the circuit in Altium Designer 2018 and developed the four-layer PCB design sent for fabrication.
      • Assisted in verification of gain and power consumption of a X and S band RF splitter on a network analyzer and running MATLAB scripts to command equipment over GPIB
      • Interim Security Clearance

    • April 2017 - June 2017
      RF Test Intern
      Willow Run Test Labs
      Ann Arbor, MI, USA

      • Tested car radios for FCC certification using audio analyzer and generator; condensed certification documents and developed necessary testing approach and procedure
      • Verified wireless car keys for key-less entry met FCC certifications
      • Set up GPS Simulator and computer software to prepare for testing of automobile GPS devices

    • April 2017 - June 2017
      Research Assistant
      Flynn Research Group at University of Michigan
      Ann Arbor, MI, USA

      • Assisted in testing of CMOS memristor chip used for real-time image compression
      • Worked on the testing circuit board with an OpenRISC processor and UART controller to communicate data to computer for analysis
      • Programmed digital potentiometers using SPI protocol and used Python to produce graphs and measure responses
      • Automated testing equipment over GPIB in Python
      • Moved testing setup to work on Raspberry PI so chip became portable for demonstration


    Education

    • University of Michigan Ann Arbor
      BSE Electrical Engineering
      2015 - 2018
      Highly motivated student who graduated after 3.5 years.