Mechanical Build Engineer
Location
El Segundo, CA
Wage
$55,200 – $126,000/yr
Employment Type
Full-time
Posted on November 5, 2026
Location
El Segundo, CA
Wage
$55,200 – $126,000/yr
Employment Type
Full-time
Posted on November 5, 2026
Join our dynamic engineering team in El Segundo, CA, where you'll design, prototype, and deliver innovative hardware solutions for real-world applications. As a Mechanical Engineer, you'll collaborate with experienced engineers and cross-functional teams to tackle complex hardware challenges, supporting both defense and advanced technology initiatives.
At roughly $44/hr, this posting comes in about 21% below the $55/hr median for welding jobs in El Segundo, CA, where the middle half runs $38–$77/hr across 16 postings with published pay. Put another way, it pays more than about 44% of the comparable postings we have wage data for. That gap is worth raising directly — in a market this size there is normally room to negotiate toward the median, particularly if you already hold the certifications the posting asks for.
We're tracking 18 other active welding openings in El Segundo, CA right now, from 8 different employers. 4 of them were added in the last week. Across California as a whole we're tracking 486 other active welding openings from 233 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in El Segundo, or widen the search to California.
The most active employers in California at the moment, by number of open welding reqs, are SpaceX (35), Welding Shop in Los Angeles, CA (17), and Relativity Space (14). 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 El Segundo at $55/hr, Long Beach at $49/hr, and Los Angeles at $44/hr. El Segundo 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. Mechanical Build Engineer figures were last recalculated when this page was built.