Materials Engineering Intern (Summer 2027) (Metal 3D Printing)

Location: Los Angeles, California; full-time onsite presence five days a week. The facility is based in Hawthorne, with very limited exceptions to onsite work. Relocation assistance is provided.

Salary: $30/hour for undergraduate engineering interns, $32.50/hour for master's interns, or $35/hour for PhD interns.

Company

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

What you will do

• Operate equipment to measure tensile strength, surface roughness, microstructure, and other material properties.
• Generate and track quality metrics for printed customer parts, including dimensional accuracy, defect distribution, and surface roughness.
• Organize, analyze, interpret, and present materials and material-property data.
• Develop and optimize metallurgical sample preparation techniques, including cutting, grinding, polishing, acid etching, and optical microscopy.
• Support process development by connecting materials findings to upstream printing process improvements.
• Establish and refine procedures for measuring and quantifying material quality.

Requirements

• Currently pursuing a bachelor's degree in materials science, materials engineering, metallurgy, mechanical engineering, or a similar discipline.
• Experience with experimental design and statistical data analysis.
• Strong data analysis skills and the ability to interpret information from extremely large datasets.
• Ability to work onsite in Hawthorne five days per week.

Nice to have

• Undergraduate research experience in materials science, metallurgy, or mechanical engineering.
• Exposure to metallurgical sample preparation and optical microscopy.
• Experience with metal additive manufacturing or laser powder bed fusion processes.
• Experience operating materials characterization equipment such as SEM or Instron.
• Experience with R, JMP, or Minitab for statistical data analysis.

Culture & Benefits

• Collaborative, inclusive, and diverse environment focused on learning and data-driven decisions.
• Hands-on work with rapidly scaling metal 3D printing technology.
• Free daily catered lunch and dinner, plus a fully stocked kitchenette.
• Casual dress, flexible work hours, and regular catered team-building events.