PsiQuantum · 4 days ago
Senior Instrument and Control Engineer
Milpitas, California, United States
Full-time
Onsite
Senior Level
$160K/yr - $180K/yr
5+ years expPsiQuantum is on a mission to build the first useful quantum computers, focusing on fault-tolerant quantum systems. The Instrument and Control Engineer will design cryogenic systems for quantum computers, collaborating with various teams and suppliers.
ComputerHardwareQuantum ComputingSemiconductorSoftware
Responsibilities
Develop cryogenic process controls execution strategies in conjunction with the overall project development team
Lead in P&ID (piping & Instrumentation diagram) development, operability, and hazard reviews
Identify and manage process controls, technical risk items, and process safety analysis (HAZOP)
Author, check or approve specifications of process control equipment, including control valves, relief valves, flow measurement devices, process instrumentation, analytical systems, and DCS (distributed control system), PLC (Programmable Logic Controller), and SCADA (supervisory control and data acquisition systems)
Participate in Control System Design reviews
Participate in FAT, SAT, commission of Process Automation equipment
Review SIL (Safety Integrity Level) assessments and author SIL verifications
Participate in preparing cost estimates for valves, instrumentation, analytical equipment, DCS equipment, SIS equipment, and labor
Participate in Cryostats and Cryoplant commissioning
Qualification
Required
B.Sc., M.Sc., or Ph.D in Mechanical Engineering, Electrical Engineering, or Chemical Engineering
5-10+ years of experience applying engineering principles to solve complex problems related to thermal/fluid systems, power plant, LNG plant, superconducting undulator, Synchrotron Radiation, and/or cryogenics
Practical working knowledge of controls and instrumentation for cryogenic equipment and liquid helium processing, and experience in troubleshooting and maintaining cryogenic C&I equipment and systems
Experience integrating Supervisory Control and Data Acquisition (SCADA) software for Human Machine Interfaces (HMI) development, and embedded instrumentation and control applications in a process plant environment
Direct working experience with PLC-based industry control systems
Ability to provide technical leadership in ambiguous situations
Able to demonstrate a deep understanding of the design and implementation of control and instrumentation systems
Demonstrated experience developing and deploying networking interfaces to field equipment using Ethernet, Probus, Profinet, Modbus, RS232, RS485, or other communication protocols
Demonstrated strong analytical and problem-solving skills
Excellent written and verbal communication skills
Preferred
Programming –Python, PLC
Competent in the use of specialized software, including but not limited to PI, Process Book, HYSYS, Unisim, ASPEN Plus and Pro-Treat
Extensive experience with control systems related to large pressurized fluid process systems, such as our cryogenic system, steam plants for power generation or ship propulsion, or chemical processing plants
Experience with AC power systems and components, compliance with electrical safety standards such as NFPA 70 and UL 508A, and implementing LOTO to protect electrical workers
Benefits
Equity
Benefits
Company
PsiQuantum
PsiQuantum focuses on developing a scalable quantum computer using photonic qubits.
501-1000 employees
H1B Sponsorship
PsiQuantum has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (12)
2024 (10)
2023 (4)
2022 (7)
2021 (15)
2020 (5)
Funding
Current Stage
Late StageTotal Funding
$2.3BKey Investors
BlackRockAtomicoFounders Fund
2025-09-10Series E· $1B
2025-05-30Series Unknown· $22M
2024-11-05Secondary Market
Leadership Team
Peter Shadbolt
Co-founder and Chief Strategy Officer
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