Staff Materials & Processes Engineer, Fluid Systems
Location
Long Beach, CA
Wage
$150,000 – $226,000/yr
Employment Type
Full-time
Posted on September 16, 2026
Location
Long Beach, CA
Wage
$150,000 – $226,000/yr
Employment Type
Full-time
Posted on September 16, 2026
At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. The Staff Materials & Processes Engineer for Fluid Systems will play a crucial role in enabling the Terran R vehicle to fly and scale by developing, characterizing, and inspecting materials and processes.
At roughly $90/hr, this posting sits about 77% above the $51/hr median for welding jobs in Long Beach, CA — toward the top of a $34–$68/hr middle band drawn from 49 postings with published pay. Put another way, it pays more than about 92% 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.
We're tracking 56 other active welding openings in Long Beach, CA right now, from 15 different employers. 16 of them were added in the last week. Across California as a whole we're tracking 623 other active welding openings from 288 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Long Beach, or widen the search to California.
Relativity Space currently has 19 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), Vast (22), and Relativity Space (19). 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 $71/hr, Long Beach at $51/hr, and Torrance at $43/hr. Long Beach is among them.
Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. Staff Materials & Processes Engineer, Fluid Systems figures were last recalculated when this page was built.