Densification Engineer for CMCs | Early-Career Opportunity

Castelion Corporation; Torrance (CA); On-site; USD 90,000 - 120,000; Full time

Job summary

Castelion is seeking a Materials & Process Engineer, Densification, at an early career stage to support R&D and scale-up of CMC fabrication. You’ll perform hands-on fabrication while advancing process development, characterization, and manufacturing readiness on the pilot line.

The role emphasizes process data ownership, QA, and documentation, with opportunities to contribute across prepregs, molding, curing, infiltration, and pyrolysis steps in a fast-moving aerospace environment.

Qualifications

• Bachelor’s or Master’s degree in Materials Science, Mechanical, Chemical or Aerospace Engineering or related field.
• Familiarity with composite processing and/or materials characterization techniques.
• Must be willing to work weekends when necessary.
• Ability to work independently in a hands-on engineering environment.

Responsibilities

• Support composite layup, forming, and densification operations for CMC components.
• Execute compression molding, curing, resin infiltration, and high-temperature pyrolysis processes.
• Own process QA data collection, analysis, and database management.
• Characterize finished C/SiC materials to assess performance and guide process development.
• Develop and optimize fabrication and densification parameters to improve material quality and process repeatability.
• Develop and maintain process documentation, work instructions, and standardized operating procedures.
• Support installation, maintenance, and scale-up of pilot-line manufacturing hardware.

Skills

Composite processing

Materials characterization

Hands-on engineering

Independent work

Education

Bachelor’s or Master’s degree in Materials Science, Mechanical Engineering, Chemical Engineering, Aerospace Engineering, or related field

Job description

Castelion is seeking a Materials & Process Engineer, Densification, at an early career stage to support R&D and scale-up of CMC fabrication. You’ll perform hands-on fabrication while advancing process development, characterization, and manufacturing readiness on the pilot line.

The role emphasizes process data ownership, QA, and documentation, with opportunities to contribute across prepregs, molding, curing, infiltration, and pyrolysis steps in a fast-moving aerospace environment.