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Vast

Mechanical Engineer II, Thermal Control Systems

Vast · Long Beach, California, United States

Posted about 2 months ago

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

Is this posting real?

This role has been open
55 days
Vast's roles stay open a median of 55 days
Reposted
No
Salary listed
No
35% of Vast's roles list one
Ghost-job risk at Vast
high
133 stale, 5 reposted of 202 open
Hiring momentum
259 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-27

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

About this role

The Mechanical Engineer II for Thermal Control Systems at Vast will be responsible for designing and developing thermal control systems for artificial-gravity space stations. This role involves overseeing the entire project timeline from initial design to production and launch, performing fluid analyses, and collaborating with interdisciplinary teams to ensure system integration. The engineer will also lead design reviews and iterate on manufacturing processes in a fast-paced environment.

Our read on this posting2.8out of 5
benefits
5/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
0/5

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 Vast as an employer.

What you need

  • Bachelor's degree in mechanical engineering or other engineering discipline
  • Experience working with fluid systems or components
  • 5+ years of hands-on hardware experience performing fabrication, assembly and/or testing

Nice to have

  • 4+ years of experience working with fluid systems or components
  • Demonstrated ability to own hardware or systems within an integrated engineering team outside a classroom setting
  • 4+ years of hands-on hardware experience performing fabrication, assembly and/or testing
  • Proactive problem-solving skills such as failure analysis, root cause investigation, and design of experiment creation
  • Ability to perform trade studies using first principles and engineering fundamentals to make clear recommendations even with partial information

What you get

  • Base salary varies depending on job-related knowledge, education, skills, experience, business needs, and market demand
  • Company equity
  • Medical, dental, and vision coverage for employees and dependents
  • Generous paid time off; up to 20+ days of vacation for exempt staff
  • Paid parental leave
  • Short and long-term disability insurance

Worth weighing

  • No specific technologies or tools mentioned beyond NX and structural analysis methods
  • Role involves working under U.S. export control compliance, requiring U.S. person status
  • The company is in a rapidly evolving industry with potential uncertainties
  • High-pressure environment may not suit everyone

Summarised from Vast's posting. Read the full original.

Listed by Vast on their greenhouse job board, last confirmed open on 2026-09-27. PitchMeAI is not the employer.

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