PsiQuantum

quantum-computing photonics semiconductor Advanced Machines & Intelligence Computer Hardware Quantum Computing Software

70 open27 filled

Palo Alto, CAFounded 2016751+ employees$2.3B raisedPrivate

Last round: series unknown · Jan 2026(12 rounds total)

Backed by(37 investors)

Queensland GovernmentBlackRockBaillie GiffordOGBC GroupTemasek HoldingsAtomicoAustralian GovernmentFounders FundPlayground GlobalRedpointNVenturesType One VenturesRibbit CapitalBlackbird Ventures

PsiQuantum is building the first utility-scale quantum computer using photonic qubits. Their approach leverages existing semiconductor manufacturing processes to produce quantum chips at scale, targeting applications in drug discovery, climate modeling, and cryptography.

Careers ↗

Founders

Jeremy O’Brien

Pete Shadbolt

Mark Thompson

Terry Rudolph

Open Positions at PsiQuantum (70 Jobs)

Open Positions (70)Recently Filled (27)

FILLED

PsiQuantum

Software

Optical Circuit Switch System Software, Specialist

Palo Alto, California, United States$120K - $135K Full Time

Aerospace Engineering

Sr PIC Product Engineer

Milpitas, California, United States$160K - $180K Full Time

1 week ago

Aerospace Engineering

Staff System Electronics Engineer

Milpitas, California, United States$200K - $215K Full Time

Space StationAerospace Engineering

Intern, System Commissioning

Milpitas, California, United States Internship

3 weeks ago

Space StationAerospace Engineering

Intern, Software Engineering - Computational Chemistry

Palo Alto, California, United States Internship

Aerospace Engineering

System Calibration Engineer

Palo Alto, California, United States$120K - $137K Full Time

1 month ago

Aerospace Engineering

System Architect, Quantum Networking

Berlin, Berlin, Germany$115K - $140K Full Time

RemoteAerospace Engineering

Staff System Architect, Benchmarking and Calibration

Remote$180K - $195K Full Time

1 month ago

RemoteAerospace Engineering

Staff Software Engineer Network Services

Palo Alto, California, United States$195K - $215K Full Time

Aerospace Engineering

Staff Integration Engineer

Greater, Albany, New York Full Time

1 month ago

Aerospace Engineering

Staff Firmware Engineer

Palo Alto, California, United States$180K - $209K Full Time

Software Engineer, Systems Modeling

Milpitas, California, United States$140K - $160K Full Time

Senior Thermal Mechanical Engineer

Milpitas, California, United States Full Time

RemoteAerospace Engineering

Senior Silicon Photonics Validation Engineer

Remote$160K - $180K Full Time

1 month ago

RemoteAerospace Engineering

Senior R&D Engineer, Photon Detector Model and Design

Palo Alto, California, United States$160K - $180K Full Time

1 month ago

Mechanical

1 month ago

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PsiQuantum

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Open Positions at PsiQuantum (70 Jobs)

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