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Qnity

Publicly-traded provider of semiconductor materials

Materials Chemistry Engineer

Mechanical EngineeringUpdated on Nov 14
Full-timeShunde District, Foshan, Guangdong Province, ChinaNo salary listedIn-person

About the Job

Requirements

  • A master's degree in Materials Science, Chemistry, Metallurgy, or a related field is required.
  • At least seven years of experience in soft magnetic materials, powder metallurgy, or soft magnetic components is required.
  • Strong understanding of Fe-based alloys, amorphous and nanocrystalline materials, and surface chemistry is required.
  • Hands-on experience with sol-gel, silane coupling, phosphating, and polymer and oxide-metal encapsulation coating processes is required.
  • Familiarity with high-frequency power electronics in POL modules is required.
  • Experience with design of experiments, statistical process control, and materials reliability testing is required.

Responsibilities

  • Design and optimize Fe-based soft magnetics, amorphous, and nanocrystalline alloy powders for high-frequency inductors.
  • Engineer surface treatments and develop organic and inorganic coating chemistries to improve material performance.
  • Engineer particle size distribution, morphology, and microstructure to meet electrical and thermal performance targets.
  • Conduct alloying, doping, and compounding studies to tune permeability, coercivity, losses, and saturation flux density.
  • Perform magnetic characterization using vibrating sample magnetometry, B-H loops, and AC loss measurements, and correlate results with component performance.
  • Collaborate with electrical design teams to co-optimize materials with the desired component architectures.
  • Lead root-cause analysis for material-related reliability issues, including oxidation, aging, and thermal drift.
  • Support supplier qualification and scale-up of powder production.

About the Company

Qnity

Publicly-traded provider of semiconductor materials

Qnity will be an independent, publicly traded electronics materials company spun off from DuPont, serving the semiconductor and electronics industries. It offers materials and solutions for chip manufacturing and high-speed data transmission, with brands such as Pyralux laminates for flexible circuits, Laird thermal interface materials, Kalrez sealants, and Circuposit copper for interconnects. As a standalone company, it aims to differentiate itself through focused strategies, scale (about 10,000 employees, roughly 40 manufacturing sites, and 20 labs) and a broad global reach to support AI, high-performance computing, and advanced connectivity. Its goal is to become a leading global provider of electronic materials across sectors like data centers, automotive, aerospace, consumer electronics, and healthcare.

Company size
11-50
Company stage
IPO
Headquarters
Wilmington, DE
Founded
2024

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