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Job Description

Overview

Castelion is rapidly developing advanced defense systems and is looking for a Composites Technician to support hands-on development and manufacturing in their composites organization. This role involves collaboration with Manufacturing and Materials Engineering on various processes and requires adaptability in a developing environment.

Responsibilities

  • Perform composite layup, filament winding support, press molding, bonding, curing, trimming, and assembly.
  • Support prototype builds, process trials, experiments, and manufacturing development.
  • Prepare materials, tooling, consumables, and equipment for builds.
  • Work closely with engineers to troubleshoot processes and incorporate changes.
  • Follow drawings, work instructions, and test plans while documenting build results and observations.
  • Identify process and quality issues and support continuous improvement.
  • Maintain clean, organized, production-ready work areas.

Requirements

  • 2+ years of hands-on experience in composites, aerospace manufacturing, R&D, or a similar technical environment.
  • Experience with composite fabrication or related manufacturing processes.
  • Ability to read drawings and follow detailed technical instructions.
  • Comfortable working with evolving processes and development hardware.
  • Strong attention to detail, safety, quality, and documentation.
  • Ability to work effectively with engineers and other technicians.

Additional Information

  • This position may require access to classified information or restricted U.S. Government sites.
  • Employment may be contingent upon obtaining and maintaining required U.S. Government security clearance.
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How this job compares in Torrance, CA

Pay in context

This employer didn't publish a rate. For reference, welding jobs in Torrance, CA currently run a median of $47/hr in our index, with the middle half of them falling between $41–$60/hr across 26 postings with published pay. That median is a reasonable floor to anchor on when a recruiter asks what you're looking for.

The local market in Torrance, CA

We're tracking 52 other active welding openings in Torrance, CA right now, from 17 different employers. 17 of them were added in the last week. Across California as a whole we're tracking 594 other active welding openings from 272 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Torrance, or widen the search to California.

Castelion currently has 8 other openings live in California, which is usually a sign of either steady growth or steady turnover — worth asking which in the interview.

The most active employers in California at the moment, by number of open welding reqs, are SpaceX (37), Welding Shop in Los Angeles, CA (17), and Honeywell Aerospace (16). Volume like that usually means either a genuine expansion or a staffing agency working several client sites — worth knowing which before you apply.

Within California, the best-paying metros we track by median hourly rate are Pasadena at $51/hr, Santa Ana at $48/hr, and El Segundo at $48/hr. If you can relocate or commute, that spread is worth factoring in.

Similar openings near Torrance, CA

Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. Composites Technician figures were last recalculated when this page was built.