Julie Dewberry, PhD

Sr. Principal Engineer, FEA Stress Engineer/Analysis at Raytheon
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Contact Information
us****@****om
(386) 825-5501
Location
Tucson, Arizona, United States, US

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Experience

    • United States
    • Defense and Space Manufacturing
    • 700 & Above Employee
    • Sr. Principal Engineer, FEA Stress Engineer/Analysis
      • Oct 2018 - Present

      • Utilize ANSYS Workbench, ANSYS APDL, MSC NASTRAN/PATRAN to qualify structures to MIL-ST-810 and other applicable industrial codes:• Conduct random vibration analyses using ANSYS Workbench to develop fatigue loads on Multi-Purpose Booster Development (MPBD) Missile• Confirm missile design specification by using ANSYS Workbench to perform a deflection and modal analysis for MPBD Missile • Develop actuator loads to support the testing of P018 first-stage rocket motor using classical hand calculations • Perform random vibration analysis using MSC NASTRAN to develop fatigue loads for Advanced Medium-Range Air-to-Air (AMRAMM) Missile• Develop testing plans using random vibration tests for AIM-9X Sidewinder Missile

    • United States
    • Defense and Space Manufacturing
    • 300 - 400 Employee
    • Sr. Mechanical Engineer I, FEA Stress Engineer/Analysis
      • Oct 2018 - Present

      Remote Employee• Utilized ANSYS APDL to qualify structures to ASME VIII, ASCE 7-05, AISC N690, ASCE 43, and other applicable industrial codes:• Washington River Protection Solutions IXC-150 Thermal Analysis using ANSYS APDL Mechanical to check and verify the thermal transient analysis used to predict temperature profiles and sensitivity convection study• Washington River Protection Solutions IXC-150 Drop Analysis using ANSYS LS-DYNA to check and verify the drop analysis used to validate the IXC design

    • Sr. Mechanical Engineer I, FEA Stress Engineer/Analysis
      • Dec 2017 - Oct 2018

       Utilized ANSYS APDL to qualify structures to ASME VIII, ASCE 7-05, AISC N690, ASCE 43, and other applicable industrial codes:• Bechtel Uranium Processing Facility Sintering Furnace Thermal and Structural Analysis evaluating sintering furnace design using ANSYS APDL according to ASME Section VIII• Bechtel UPF Piping Rack conducting seismic evaluation for 5 piping racks• Idaho National Laboratory Materials and Fuels Complex (MPF) conducting seismic analysis of modular shielded enclosure designs

    • Sr. Mechanical Engineer I, FEA Stress Engineer/Analysis
      • Jul 2013 - Oct 2017

      Position details can be viewed by utilizing the attached resume.

    • United States
    • Higher Education
    • 700 & Above Employee
    • Adjunct Professor, Engineer/Analysis
      • Aug 2014 - Aug 2016

      • Conducted ME 313 Engineering Analysis courses presenting the finite element analysis theory and laboratory assignments using ANSYS APDL, ANSYS Workbench, and MatLAB

    • United States
    • Design Services
    • 1 - 100 Employee
    • Engineer Advisor, FEA Stress Engineer/Analysis
      • Apr 2010 - Apr 2013

      • Gained extensive experience and familiarity with solid mechanics of materials, stress analyses, vibration and random vibration analyses, fatigue/structural dynamics and thermo-mechanical simulation using ANSYS (APDL) for both implicit and explicit solutions• Demonstrated skills using writing ANSYS APDL to pre-processing for model construction and meshing, model optimization, and post-processing scripts stress results• Conducted soil-structure interaction analyses consisting of vibration and harmonic analyses underground tanks, which characterized dynamic soil properties for construction modifications

    • Senior Stress & Structural Engineer
      • Apr 2002 - Apr 2010

      • Prepared engineering studies, safety analyses, and calculations for transportation packaging in direct compliance with federal regulations and industry standards, including NRC safety guidelines and staff guidance documentation• Provided FEA Analyses using ANSYS and code evaluations while conducting analytical structural stress evaluations, including impact and drop using ABAQUS creating script via keyword text• Organized and prepared vibration, buckling, fatigue, fracture evaluation, corrosion, containment, and thermal analyses using classical methods• Maintained a well-versed knowledge of ASME BPVC, Section III for service levels A and D, and other pertinent codes

    • United States
    • Construction
    • 700 & Above Employee
    • Mechanical Engineer
      • Feb 1999 - Feb 2002

      • Performed plant design of mechanical handling equipment and developed key conceptual designs of specialized handling equipment, performance requirements, specifications, equipment layouts, and safety/hazard evaluations• Conducted design static analyses and engineering studies while developing design criteria, technical requirements, and operational requirements for low-activity waste melter transport and disposal

    • United States
    • Construction
    • 1 - 100 Employee
    • Mechanical Engineer
      • Oct 1997 - Oct 1999

      • Prepared 300 Area Deactivation and Decommissioning Engineering documentation and other engineering studies

    • Mechanical Engineer
      • Jun 1994 - Jun 1997

      • Prepared thorough engineering studies for a wide variety of tank farms waste remediation projects

Education

  • Washington State University
    PhD Mechanical Engineering, Solid Mechanics
    2013 - 2017
  • Washington State University
    MS, Mechanical Engineering
    2000 - 2005
  • Gonzaga University
    Bachelor of Science - BS, Mechanical Engineering
    1990 - 1994

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