PitchMeAI Jobs
Muon Space

Senior Machinist

Muon Space · San Jose, CA

Posted about 2 months ago · $58 - $65

or apply directly on Muon Space's site. We never take the application ourselves.

Is this posting real?

This role has been open
71 days
Muon Space's roles stay open a median of 78 days
Reposted
No
Salary listed
Yes
88% of Muon Space's roles list one
Ghost-job risk at Muon Space
high
113 stale, 2 reposted of 115 open
Hiring momentum
131 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-24

Measured from postings appearing on and disappearing from Muon Space's own greenhouse board since 2026-08-03. Full hiring picture for Muon Space.

About this role

As a Senior Machinist at Muon, you will be responsible for programming and operating CNC mills and lathes to produce flight components, participating in design reviews to address manufacturability and tolerance issues, and ensuring quality control through first-article inspections. You will also develop tooling processes, document production activities, and train team members on machining processes, all while working fully on-site in San Jose.

Our read on this posting3.8out of 5
benefits
5/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Muon Space as an employer.

What you need

  • 5+ years machining for aerospace, medical, or other high-precision industries
  • Programming 3- and 5-axis CNC mills; CAM (Fusion 360, MasterCAM, or similar)
  • Haas controller experience & Fanuc
  • Strong metrology fundamentals; comfortable with inspection tools
  • Comfortable with brittle materials (graphite, composites, ceramics)
  • U.S. citizen, permanent resident, or protected individual (ITAR)

Nice to have

  • Matsuura, Yasda, and Haas experience
  • CMM programming
  • Tooling, Test lab & class 7+ Cleanroom experience
  • Exotic alloys, Graphite or brittle-material machining experience

What you get

  • Salary range of $129,000-166,000
  • Competitive equity grant
  • Medical, dental, and vision insurance
  • 401k retirement plan
  • Short & long term disability and life insurance
  • Three weeks paid vacation for new employees

Worth weighing

  • Position is fully on-site, requiring presence in San Jose five days a week
  • Salary range is broad and final compensation is based on skills and experience
  • Role involves working with export-controlled information, requiring specific citizenship or residency status

Summarised from Muon Space's posting. Read the full original.

Listed by Muon Space on their greenhouse job board, last confirmed open on 2026-10-24. PitchMeAI is not the employer.

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