Castelion
R&D Technician- Structural Welding
Torrance, CA +1 · Full-time · Posted Sep 18, 2026
- Location
- Torrance, CA
19951 Mariner Ave, Torance, CA 90503 - Experience
- 5+ years in structural welding and 3+ years of hands-on mechanical experience in one or more listed areas.
- Education
- High school diploma or equivalency certificate; preferred associate degree in a related field.
- Visa sponsorship
- Employment is contingent on the candidate’s ability to access applicable export-controlled information without additional export licensing. If the role is designated, employment may also depend on obtaining and maintaining required U.S. Government security clearance or authorization and meeting applicable citizenship or other eligibility requirements.
About the job
Fabricate, assemble, and modify structural weldments and aerospace flight, ground-support, and test articles, supporting engineering teams and occasional launch activities.
What you'll do
- Fabricate, assemble, and modify flight, GSE, and test articles, including welding and assembly of fixtures.
- Operate, service, and assemble hydraulic actuation systems; interpret drawings and engineering specifications.
- Collaborate with engineers on designs and procedures, and support root cause analysis and continuous improvement.
What they ask for
- High school diploma or equivalency certificate.
- 5+ years experience in structural welding.
- 3+ years of hands-on mechanical experience in aerospace/automotive systems testing, complex mechanical systems maintenance/troubleshooting, and/or complex electromechanical system fabrication/assembly.
- Ability to meet the stated physical and outdoor-work demands, including standing for extended periods and lifting up to 50 lbs.
Nice to have
- Associate degree in engineering, mechanical, electrical systems, or a related field; LA City Welding Certification.
- Experience with Microsoft Office, Teamcenter, NX, precision measuring instruments, or rigging, cranes, and lift operations.
Tools
Microsoft Office, Teamcenter, NX
Model-written summary · the original posting is authoritative