Mechanical Engineer - Vacuum Opto Mechanical Assembly - 822

Quantinuum

$152K — $190K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree minimum
  • 5+ years of experience in cryogenic system design, vacuum systems, thermal modeling, qubits, atomic physics, spectroscopy, optics, electronics, or laboratory work in physical sciences preferred
  • Must not be a People's Republic of China or Russian national unless a U.S. citizen
  • Must be a U.S. Person as defined by government regulations
  • 8+ years of experience in scientific research, development, or leadership roles preferred

Responsibilities

  • Lead mechanical development from early concepts to final procurement for trapped-ion quantum computers
  • Design mechanical interfaces for complex optical, electrical, cryogenic, and vacuum subsystems
  • Develop precision environmental control systems
  • Maintain thorough interface control documents with subsystem leads
  • Derive mechanical subsystem requirements from higher-level specifications
  • Manage version-controlled CAD models and BOMs
  • Collaborate with validation teams to prototype and test assemblies
  • Complete FEM models to predict performance of subsystem assemblies
  • Optimize subsystem designs in partnership with physicists
  • Communicate technical findings to management and executive teams
  • Mentor junior engineers

Benefits

  • Flexible work schedule
  • Employer subsidized health, dental, and vision insurance
  • 401(k) match for student loan repayment benefit
  • Equity options and 401(k) retirement savings plan
  • 12 paid holidays plus generous vacation and sick time
  • Paid parental leave
  • Employee discounts
Full Job Description
We are seeking a Lead Mechanical Design Engineer in our Broomfield, CO location to apply their skills to the development of our next generation large-scale quantum computers. In this role, you will own the mechanical design of a precision quantum hardware subsystem that physically houses the core of our ion trap quantum computer. This subsystem integrates an ultra-high vacuum chamber, ion trap hardware, precision beam delivery and detection optics, electrical control components, and associated structural, thermal, and alignment features. The work spans early-stage architecture, detailed opto mechanical design, tolerance and stability analysis, hands on prototyping, and iteration alongside physicists, electrical engineers, and systems engineers.

Key Responsibilities:

  • Lead the mechanical development and deployment of precision, multi-functional, quantum hardware assemblies from early concepts to detailed design to final procurement for next-generation trapped-ion quantum computers.
  • Design mechanical interfaces, mounting structures, and housing modules for complex optical, electrical, cryogenic, and vacuum subsystems.
  • Design precision environmental control systems.
  • Work with subsystem leads and systems engineers to maintain thorough interface control documents (ICDs).
  • Derive detailed mechanical subsystem and component requirements from higher-level requirements.
  • Maintain thorough, version-controlled CAD models and BOMs.
  • Partner with lab validation & integration teams to build and test prototype assemblies.
  • Complete FEM models to predict the structural, electrical, thermal, magnetic, and acoustic performance of complex subsystem assemblies.
  • Partners with quantum physicists and subsystem leads to optimize optical, electrical, cryogenic, and vacuum subsystem designs.
  • Partner with manufacturing team leads to optimize the lead time, SWAP-C, and uptime of subsystems.
  • Communicate findings and design proposals to larger technical, management, and executive teams.
  • Mentor junior engineers.


YOU MUST HAVE:

  • Bachelor's degree minimum
  • 5+ years of experience involving one or more of the following areas: cryogenic system design, vacuum systems, thermal modeling, qubits, atomic physics, spectroscopy, optics, electronics, or laboratory work in the physical sciences preferred.
  • Due to national security requirements imposed by the U.S. Government, candidates for this position must not be a People's Republic of China national or Russian national unless the candidate is also a U.S. citizen.
  • Due to Contractual requirements, must be a U.S. Person. defined as, U.S. citizen permanent resident or green card holder, workers granted asylum or refugee status


WE VALUE:

  • 8+ years' experience in scientific research and development, engineering, or leadership roles
  • Experience leading a team in designing or operating cryogenic and/or XHV systems.
  • Strong organizational and leadership skills, and experience in working with customers and partners.
  • Experience with Onshape, Comsol, and Ansys tools.
  • Experience in magnetic field simulation and magnetic coil design.
  • Experience performing simulation and modeling to inform experiments.
  • Experience with control systems for data collection, signal processing, and analysis.
  • Experience with electrical and fiber optic feedthroughs.
  • Experience with extreme-high vacuum environments.
  • Experience with trapped ions and ion transport.
  • Excellent written and oral communication skills, with published results within their field of research.


$152,000 - $190,000 a year

Compensation & Benefits:

Incentive Eligible - Range posted is inclusive of bonus target

The pay range for this role is $152,000 - $190,000 annually. Actual compensation within this range may vary based on the candidate's skills, educational background, professional experience, and unique qualifications for the role.

A competitive salary and innovative, game-changing work

Flexible work schedule

Employer subsidized health, dental, and vision insurance

401(k) match for student loan repayment benefit

Equity, 401k retirement savings plan + 12 Paid holidays and generous vacation + sick time

Paid parental leave

Employee discounts

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