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Materials Characterization Specialist II, Chemistry and Powders

Relativity Space

Long Beach, CA · Mid

$38 – $58 / hour

Listed on Relativity Space’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

You'll lead characterization testing for metal powders and aerospace materials using techniques like inert gas fusion and spark OES, authoring validated test methods while mentoring junior staff. This role suits someone with analytical chemistry depth who has owned lab operations independently and can balance rigorous technical standards with production timelines.

Our summary, not Relativity Space’s wording. The full posting is on their site.

What they ask for

Required

  • Bachelor's degree in Chemistry, Analytical Chemistry, Materials Science, Metallurgy or equivalent hands-on experience
  • 2–5 years hands-on lab test operations or materials characterization
  • Demonstrated depth in elemental or compositional analysis
  • Experience writing or validating a test method or SOP against a standard like ASTM
  • Track record of owning and deciding how a technique or test area was performed

Nice to have

  • IGF or combustion gas analysis experience with LECO, Bruker, or Eltra
  • Spark OES experience including calibration and type standardization
  • Experience commissioning new analyzers from installation through validated production use
  • Metal powder characterization for additive manufacturing including powder handling and lot qualification
  • XRF experience
  • Thermal analysis techniques like DSC, TGA, or laser flash
  • ICP-OES and ICP-MS for trace and full-spectrum chemistry
  • Combustion carbon and sulfur analysis
  • Wet chemistry and gravimetric methods
  • Aerospace or defense lab experience
  • AS9100 or ISO 17025 experience

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