Mechanical Technician Senior Second Shift – Millennium Space Systems
Location
El Segundo, CA
Wage
$29.42 – $47.09/hr
Employment Type
Full-time
Posted on October 1, 2026
Location
El Segundo, CA
Wage
$29.42 – $47.09/hr
Employment Type
Full-time
Posted on October 1, 2026
Millennium Space Systems (MSS), a part of Boeing Defense, Space and Security, is a small satellite company focused on national security space. They are seeking a Mechanical Technician Senior to support the fabrication, integration, and testing of space flight systems in El Segundo, California.
At roughly $38/hr, this posting comes in about 11% below the $43/hr median for welding jobs in El Segundo, CA, where the middle half runs $38–$65/hr across 16 postings with published pay. Put another way, it pays more than about 19% 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 19 other active welding openings in El Segundo, CA right now, from 11 different employers. 11 of them were added in the last week. Across California as a whole we're tracking 592 other active welding openings from 268 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.
Millennium Space Systems currently has 1 other opening 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 (37), Vast (18), and Relativity Space (17). 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 Gardena at $73/hr, Redondo Beach at $72/hr, and Pasadena at $61/hr. If you can relocate or commute, that spread is worth factoring in.
Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. Mechanical Technician Senior Second Shift – Millennium Space Systems figures were last recalculated when this page was built.