Cryogenic Systems Engineer for Quantum Hardware

PSI Quantum; Milpitas (CA); On-site; USD 127,000 - 149,000; Full time

Benefits offered by this job

Health coverage

401(k) match

Equity grants

Wellness tools

Life and disability insurance

Paid leave

Paid holidays

Discretionary time off

Company shutdown

Job summary

PsiQuantum is seeking a Junior Cryogenic Mechanical Engineer to join its cryogenic hardware team in the U.S. You will contribute to design, analysis, testing, and commissioning of cryogenic equipment for quantum computing infrastructure.

The role emphasizes cryostat design, cryogenic distribution systems, and thermal-fluid modeling, with opportunities to work across the full engineering lifecycle alongside senior engineers and cross-functional partners.

Qualifications

• B.Sc. or M.Sc. in Mechanical or related field.
• 0–3 years of relevant engineering experience.
• Strong fundamentals in heat transfer, fluid mechanics, thermodynamics, and structural mechanics.
• Experience with ANSYS Workbench, SolidWorks, Fluent, SpaceClaim, MATLAB, or Mathcad.
• Ability to perform calculations and document methods clearly.
• Willingness to work analytically and hands-on.

Responsibilities

• Support system-level mechanical and thermal-fluid models.
• Assist cryostat design for quantum infrastructure.
• Help design cryogenic distribution systems linking cryoplants and cryostats.
• Perform mechanical design and calculations under guidance.
• Prepare drawings, models, specs, and docs.
• Support procurement, manufacturing, and vendor discussions.
• Assist testing, data collection, and analysis.
• Support installation and commissioning of cryogenic equipment.
• Help investigate field issues in mechanical/cryogenic systems.
• Participate in design reviews and risk reduction.
• Collaborate with cross-functional project teams.

Skills

Heat transfer

Fluid mechanics

Thermodynamics

Structural mechanics

Engineering calculations

Hands-on engineering

Team collaboration

Education

B.Sc./M.Sc. Mechanical Engineering

Tools

ANSYS Workbench

SolidWorks

Fluent

SpaceClaim

MATLAB

Mathcad

Job description

PsiQuantum is seeking a Junior Cryogenic Mechanical Engineer to join its cryogenic hardware team in the U.S. You will contribute to design, analysis, testing, and commissioning of cryogenic equipment for quantum computing infrastructure.

The role emphasizes cryostat design, cryogenic distribution systems, and thermal-fluid modeling, with opportunities to work across the full engineering lifecycle alongside senior engineers and cross-functional partners.