Semiconductor Process Engineer - Crystal Growth & Yield

5N Plus Semiconductors LLC; Saint George (UT); On-site; USD 90,000 - 130,000; Full time

Job summary

5N Plus Semiconductors is seeking a Process Engineer focused on semiconductor materials to help scale domestic production. You will design, optimize, and troubleshoot processes for crystal growth and wafer fabrication, with hands-on responsibility for equipment you help create.

This role requires a strong background in materials or mechanical/electrical engineering, 3+ years in semiconductor manufacturing, and comfort with SPC and data-driven problem solving.

Qualifications

• BS, MS, or PhD in Materials Science, Mechanical, Chemical, or Electrical Engineering, or a related field.
• 3+ years in semiconductor, materials, or equipment-intensive manufacturing.
• Strong data and problem-solving instincts; comfort with statistical process control.

Responsibilities

• Develop and optimize processes for crystal growth, wafering, or component fabrication
• Design, build, and commission furnaces, tooling, and process equipment
• Run root‑cause analysis and drive yield and variation improvement
• Own process documentation, SPC, and qualification data

Skills

Data analysis

Problem solving

Statistical process control

Education

Bachelor's/Master's/PhD in Materials Science, Mechanical, Chemical, or Electrical Engineering

Tools

Furnace design

Vacuum system design

Job description

5N Plus Semiconductors is seeking a Process Engineer focused on semiconductor materials to help scale domestic production. You will design, optimize, and troubleshoot processes for crystal growth and wafer fabrication, with hands-on responsibility for equipment you help create.

This role requires a strong background in materials or mechanical/electrical engineering, 3+ years in semiconductor manufacturing, and comfort with SPC and data-driven problem solving.