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Materials Characterization Technician II, Metallography

Relativity Space
CompanyRelativity Space
CategorySkilled Technician
LocationLong Beach
RemoteOn-site (inferred)
EmploymentNot stated
LevelNot stated
SalaryNot stated by the employer
Posted29 Jun 2026
Last verified11 Aug 2026
SourceEmployer ATS (greenhouse)
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Description
At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us. About the Team:  The Materials and NDE (Non-Destructive Evaluation) team plays a central role in enabling Terran R to fly, re-fly, and scale: developing, characterizing, and inspecting materials and processes across all parts of the vehicle. From welding and additive manufacturing to advanced composites, the team works at the intersection of innovation and execution, balancing performance and reliability with cost, quality, and schedule. As we move toward first flight and beyond, the challenges become more exciting, offering opportunities to shape how we design and develop for re-use. With ownership across products, systems, and disciplines, engineers gain broad exposure and drive key decisions across design, manufacturing, and operations. About the Role: Cut, mount, grind, polish, and etch metallic samples  Operate optical microscopes and image analysis software  Perform grain size, inclusion, case depth, coating thickness, and microstructure evaluations  Conduct micro hardness testing   Interpret metallographic results according to ASTM or customer specifications  Maintain laboratory equipment and ensure calibration  Document results and write accurate inspection reports  About You: Experience with metallographic/materialographic sample preparation, including sectioning, hot/cold mounting, manual/automated grinding & polishing, optical microscopy, and chemical/electrolytic etching   Experience with hardness testing, including Rockwell hardness testing & microhardness (Knoop & Vickers) testing   Experience handling corrosives (acids/bases) and conducting hazardous waste best practices   Familiarity with aerospace alloy systems, including aluminum, nickel, titanium, copper, steel, etc.   Well-organized and detail-oriented, able to juggle multiple projects at once in a fast-paced environment   Effective & strong communicator and collaborator   Nice to haves, but not required: Experience with optical profilometry and/or density via Archimedes’ principle  Experience with mechanical testing, thermal testing, chemical testing, and/or powder analysis  Familiarity with additive manufacturing technologies, specifically metal AM technologies including DED, L-PBF, WAAM, etc.  Familiarity with common metals processing techniques, including forming, casting, welding, heat treating, coating, etc.    At Relativity Space, we are committed to transparency and fairness