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Job Description

Overview

General Matter is a mission-driven company focused on enriching uranium in America to produce nuclear fuel for advanced technologies. As a Materials & Process Engineer, you will play a crucial role in selecting and qualifying materials for hardware while collaborating closely with engineering teams.

Responsibilities

  • Own the selection, characterization, and qualification of metallic materials across General Matter's hardware.
  • Develop physical, mechanical, and thermal property data and design allowables to support hardware design decisions.
  • Define and improve manufacturing and special processes for metals, such as heat treatment and welding.
  • Drive material and process choices that increase reliability and reduce cost as the company moves from development into production.
  • Serve as the connective tissue between chemistry/materials-science and hardware development.
  • Partner daily with design, manufacturing, and test engineering to solve complex materials and process challenges.
  • Provide technical review of drawings, specifications, and material requirements.
  • Lead root-cause investigations using fractography, metallography, and mechanical testing.
  • Establish characterization and inspection methods, including non-destructive evaluation, to control quality across metals.
  • Build the data, documentation, and standards that let materials decisions scale with the company.

Requirements

  • Bachelor's degree in materials engineering, metallurgical engineering, mechanical engineering, or a related engineering discipline.
  • Evidence of exceptional ability through prior projects, portfolio of work, or completed products.
  • 5+ years of professional materials and/or process engineering experience.
  • Hands-on experience taking materials and processes from selection through characterization, qualification, and into production.
  • Working breadth across metallic materials.
  • Ability to obtain and maintain any required security clearance and access authorization.

Benefits

  • Health Insurance
  • Dental
  • Vision
  • 401k

Benefits

Health Insurance
Dental
Vision
401k
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How this job compares in Los Angeles, CA

Pay in context

At roughly $79/hr, this posting sits about 84% above the $43/hr median for welding jobs in Los Angeles, CA — toward the top of a $35–$61/hr middle band drawn from 60 postings with published pay. Put another way, it pays more than about 93% of the comparable postings we have wage data for. Pay that far above local median usually comes attached to something: a harder cert requirement, travel, night shift, or overtime that isn't really optional. Worth establishing which before you accept.

The local market in Los Angeles, CA

We're tracking 82 other active welding openings in Los Angeles, CA right now, from 55 different employers. 43 of them were added in the last week. Across California as a whole we're tracking 596 other active welding openings from 294 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Los Angeles, or widen the search to California.

General Matter currently has 7 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 (34), Aerotek (16), and Volt (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 Redondo Beach at $65/hr, Long Beach at $49/hr, and Santa Ana at $48/hr. If you can relocate or commute, that spread is worth factoring in.

Similar openings near Los Angeles, CA

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