Cryostat Equipment Engineer

Responsibilities

• Install and commission quantum computing cryostats, including integration with mechanical, electrical, and control subsystems
• Operate and maintain high-vacuum systems (UHV/HPV), including pumps, gauges, valves, and leak detection equipment
• Develop and execute commissioning procedures, acceptance tests, and system validation protocols
• Monitor cryostat performance, diagnose faults, and perform preventative and corrective maintenance
• Interface with instrumentation systems including temperature sensors, pressure transducers, and flow controllers
• Collaborate with cross-functional teams to ensure system reliability and uptime
• Maintain detailed documentation, including schematics, procedures, and maintenance logs
• Ensure compliance with safety standards related to cryogens, vacuum systems, and high-voltage equipment

Requirements

• Bachelor’s degree in Mechanical Engineering, Physics, Electrical Engineering, or a related field
• Hands-on experience with high-vacuum or ultra-high-vacuum (UHV) systems
• Experience installing, commissioning, and maintaining complex equipment in a lab or industrial setting
• Familiarity with cryogenic systems such as dilution refrigerators or liquid helium systems
• Experience with instrumentation and data acquisition systems
• Strong troubleshooting and root-cause analysis skills
• Ability to read and interpret engineering drawings, P&IDs, and electrical schematics

Preferred Qualifications

• Experience with cryostats in quantum computing or superconducting systems
• Knowledge of vacuum system design and helium mass spectrometry leak detection
• Familiarity with control systems like PLCs or LabVIEW
• Experience in a cleanroom or semiconductor environment
• Advanced degree in a relevant field

About the Company

PsiQuantum's mission is to build the first useful quantum computers—machines capable of delivering the breakthroughs the field has long promised. Our architecture is based on silicon photonics, leveraging advanced semiconductor manufacturing to scale quantum systems.