Relativity Space
Senior Materials & Processes Engineer, Welding
$124K–$186K
Long Beach, California, United States · Senior · Full-time · Posted Sep 18, 2026
- Experience
- 5+ years of relevant materials engineering experience; leveling is flexible for candidates with more experience.
- Education
- Bachelor’s degree in materials science or engineering, or related field.
About the job
Leads weld materials and processes engineering to qualify welded products for flight and reuse, developing standards and supporting product lifecycle decisions.
What you'll do
- Qualify weld materials and products for flight and reuse, including damage tolerance and inspection workflows.
- Develop and maintain technical specifications and engineering standards; drive weld development and optimization.
- Partner across engineering, manufacturing, laboratory, quality, and leadership teams on qualification, failure analysis, and production needs.
What they ask for
- Bachelor’s degree in materials science or engineering, or a related field.
- 5+ years of relevant materials engineering experience.
- Experience solving process-structure-property-performance problems involving weld materials.
- Experience with aerospace hardware materials and processes, such as material selection, weld process development and qualification, damage tolerance, inspections, risk assessments, and failure analysis.
Nice to have
- Industry-leading experience in weld materials and processes for reusable aerospace production.
- Expertise in aerospace welding methods and AWS D17.1, D17.2, or internal weld qualification requirements.
Pay
USD $124,000 — $186,000 base salary
Tools
AWS D17.1, D17.2, Laser Welding, Orbital Tube Welding, EBW, GTAW, GMAW
Model-written summary · the original posting is authoritative