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Shield AIShield AI

Senior Engineer, Materials

Senior Materials and Failure Analysis Engineer responsible for driving failure investigations, materials characterization, and lab operations for aerospace hardware using SEM, X-ray, thermal analysis and other techniques. Requires bachelor's in Materials Science or related, 2+ years hands-on lab experience with electronics failure mechanisms, and strong interdisciplinary collaboration skills.

About the job

What you'll do

  • Operate and continuously improve world-class materials and failure investigation laboratory spanning equipment including SEM/EDS, x-ray, CT, optical microscopy, and cross-section preparation.
  • Develop and implement lab procedures spanning materials characterization, failure analysis investigations, and reporting of results to various stakeholders.
  • Perform failure analysis on electronic failures and recommend corrective actions to address identified failure mechanisms across metallic, ceramic, polymeric, and composite materials.
  • Drive failure analysis investigations using common methods including 8D, fault-tree, fishbone, and FRACAS.
  • Conduct mechanical cross-sectioning to prepare samples for subsequent analysis.
  • Perform dye-and-pry and CSAM to reveal cracks and voids.
  • Utilize X-ray inspection methods (2D and computed tomography) for electronics failure analysis.
  • Operate Scanning Electron Microscopes and conduct Energy Dispersive X-ray Spectroscopy.
  • Execute thermal analysis work on materials, including DSC, TGA, DMA, TMA, and FTIR.
  • Manage procurement and maintenance of lab consumables.
  • Oversee the maintenance, organization, and safety of all laboratory equipment and work areas.
  • Work with external laboratories to perform materials and failure analysis work as necessary.
  • Educate stakeholders on materials science fundamentals to improve material selection and materials processing practices across the design, supply chain, and manufacturing teams.
  • Stay current with industry trends, advancements, and best practices in all aspects of electronic materials and related failure mechanisms.

Required qualifications

  • 2+ years of experience in a materials engineering role, preferably with a focus on aerospace or automotive applications.
  • Self-starting with a growth mindset, excellent problem-solving skills and attention to detail.
  • Bachelor's degree in Materials Science, Materials Engineering, or Chemical Engineering (Mechanical or Reliability Engineering also accepted).
  • Familiarity with electronics (PCBs, PCBAs, electronic components) and moving mechanical assemblies.
  • Knowledgeable in failure mechanisms including solder fatigue, intermetallic growth, conductive anodic filaments, tin whiskers, electromigration, and corrosion.
  • Team-player with clear and concise written and oral communication skills.
  • Experience working with interdisciplinary teams to execute product design from concept to production.
  • Experience with management of technical projects.
  • 2+ years of hands-on experience operating expensive lab instruments, including SEMs, microscopes, and x-ray systems.
  • Familiarity with relevant industry standards, including IPC, JEDEC, MIL, and ASTM standards.

Preferred qualifications

  • 5+ years of experience in a materials engineering role, preferably with a focus on aerospace or automotive applications.
  • Master's degree in Materials Science, Materials Engineering, or Chemical Engineering.
  • Proficiency in failure analysis techniques and materials characterization methods (direct application to electronics preferred).
  • Prior experience running a materials characterization and/or failure analysis lab.
  • Experience with environmental testing, including temperature cycling, vibration, highly accelerated limit testing (HALT), and highly-accelerated stress screening (HASS).
  • Familiarity with PCB fabrication, SMT, and polymerics application manufacturing processes.
  • Significant knowledge of materials engineering principles, methods, and tools.
  • Proficiency in Python, including NumPy, Pandas, SciPy, Plotly, and Matplotlib.

Skills

Sem, Eds, X-Ray, Ct, Optical Microscopy, Failure Analysis, Materials Characterization, Dsc, Tga, Dma, Tma, Ftir, Python, Ipc Standards, Jedec Standards

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