Senior Materials Engineer (Metal 3D Printing)

Location: Hawthorne, Los Angeles, CA, United States; full-time onsite presence five days per week required

Salary: $125,000–$200,000 per year, plus stock options

Company

hirify.global builds AI-native manufacturing systems that integrate software, hardware, and physics to produce industrial-scale parts through advanced metal 3D printing.

What you will do

• Establish materials and process infrastructure, testing best practices, and quality measurement strategy.
• Operate equipment to measure tensile strength, surface roughness, microstructure, and other material properties.
• Generate, track, analyze, and present quality metrics for printed customer parts, including dimensional accuracy and defect distribution.
• Connect materials findings to upstream printing process improvements and machine learning model training.
• Optimize metallurgical measurement procedures and create automation to reduce manual work.
• Develop continuous improvement plans that increase system performance, reliability, and scalability.

Requirements

• Bachelor’s degree in materials science, materials engineering, metallurgy, or mechanical engineering.
• 7+ years of professional materials engineering experience, including at least three years working with metals.
• Experience developing and optimizing metallurgical sample preparation techniques, including cutting, grinding, polishing, acid etching, and optical microscopy.
• Ability to work onsite in Hawthorne five days per week, with very limited exceptions.

Nice to have

• Master’s or PhD in materials science, materials engineering, metallurgy, or mechanical engineering.
• 10+ years of materials engineering experience.
• Experience with metal additive manufacturing, laser powder bed fusion, or process development.
• Experience operating complex materials equipment.
• Experience with large datasets and statistical analysis software such as R, JMP, or Minitab.

Culture & Benefits

• Inclusive, collaborative, learning-oriented culture focused on deliberate, data-driven decisions.
• Significant stock option package and employer-paid medical, dental, and vision insurance.
• Life insurance, traditional and Roth 401(k), paid vacation, sick leave, and company holidays.
• Relocation assistance, paid parental leave, and extended transition support for the birthing parent.
• Free catered lunch and dinner, flexible work hours, casual dress, and regular team-building events.