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Job Description

Overview

Millennium Space Systems, a part of Boeing Defense, Space and Security, is seeking a Mechanical Technician Senior for their second shift in El Segundo, California. The role involves supporting the fabrication, integration, and testing of space flight systems and support equipment.

Responsibilities

  • Assembles, installs, tests, checks out and inspects mechanical spacecraft assemblies by interpreting blueprints, engineering drawings and specifications.
  • Performs second party verifications and visually inspects mechanical assemblies to drawings and engineering specifications.
  • Operates various materials handling equipment including forklifts and overhead cranes.
  • Operates a wide range of machine tools including drill presses and grinders.
  • Interfaces with Design and Manufacturing Engineering on procedural issues.
  • Supports in other mechanical areas as defined by leadership.
  • Cross-trains and mentors new hires.

Requirements

  • High School Diploma or GED.
  • More than 5 years of experience with Structures Assembly, Mechanical Assembly, Electrical Assembly, and/or Final Assembly.
  • More than 3 years of experience following written and verbal work instructions.
  • More than 3 years of experience working with blueprints and specifications.
  • More than 3 years of experience in setting and using precision measuring tools.
  • More than 3 years of experience working with materials like Adhesives, Composites, and Epoxy.
  • Ability to stand and move to handle products for extended periods.
  • Capable of lifting 20lbs or more on a frequent basis.

Benefits

  • Health Insurance
  • 401k

Additional Information

  • This position is primarily 2nd shift with potential additional shift requirements.
  • The position is 100% onsite.
  • Relocation assistance is not a negotiable benefit.
  • Position may require travel up to 5% of the time.

Benefits

Health Insurance
401k
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How this job compares in El Segundo, CA

Pay in context

At roughly $38/hr, this posting lands within a few percent of the $38/hr median for welding jobs in El Segundo, CA, whose middle half runs $38–$48/hr across 12 postings with published pay. Put another way, it pays more than about 33% of the comparable postings we have wage data for. In other words it is a market-rate offer, so benefits, overtime, and shift schedule are where the real difference between this and the next posting on the list shows up.

The local market in El Segundo, CA

We're tracking 13 other active welding openings in El Segundo, CA right now, from 6 different employers. 12 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 El Segundo, or widen the search to California.

Millennium Space Systems currently has 3 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 El Segundo, CA

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.