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Job Description

Overview

At Antares, we aim to make clean energy abundant through advanced nuclear energy solutions. As an R&D Machinist, you will play a crucial role in prototyping and machining operations in a fast-paced environment focused on developing next-generation nuclear systems.

Responsibilities

  • Set up, operate, and troubleshoot multi-axis CNC mills and/or live tooling lathes.
  • Monitor, replace, and re-set cutting tools.
  • Perform deburring on parts as necessary.
  • Provide feedback to engineering to improve manufacturability of components.
  • Complete work instructions and other process documentation.
  • Work across graphite, stainless, and high-temp alloys.

Requirements

  • High school diploma or GED.
  • Ability to read and understand G-code, engineering drawings, GD&T.
  • Experience with machining stainless steel, exotic alloys, and/or graphite.
  • Experience operating Fanuc CNC controllers.
  • Able to read and modify G-code based on machine performance.
  • Experience working in an R&D machining environment.
  • Experience working with a quality system (AS9100, ISO 9001, NQA1, or similar).
  • Able to balance/adjust priorities based on dynamic schedule demands.

Additional Information

  • Ability to work long hours and weekends as necessary to support critical milestones.
  • Ability to lift up to 50 lbs unassisted.
  • Bending, stooping, and standing for long periods may be needed.
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How this job compares in Los Angeles, CA

Pay in context

At roughly $38/hr, this posting comes in about 12% below the $43/hr median for welding jobs in Los Angeles, CA, where the middle half runs $35–$63/hr across 59 postings with published pay. Put another way, it pays more than about 37% 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.

The local market in Los Angeles, CA

We're tracking 81 other active welding openings in Los Angeles, CA right now, from 55 different employers. 36 of them were added in the last week. Across California as a whole we're tracking 583 other active welding openings from 285 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.

Antares currently has 2 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 $71/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. R&D Machinist I-III figures were last recalculated when this page was built.