Staff/Principal Software Engineer, Control jobs in United States
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PsiQuantum · 7 hours ago

Staff/Principal Software Engineer, Control

positionPalo Alto, CA
timeFull-time
remoteOnsite
seniorityLead/Staff
money$200K/yr - $230K/yr
date15+ years exp

PsiQuantum’s mission is to build the first useful quantum computers. As a Senior Software Engineer, Calibration & Control, you will design and implement algorithms, controls, and software that keep quantum processors operational 24×7x365.

Quantum ComputingSemiconductorElectronicsHardwareSoftwareComputer
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H1B Sponsor Likelynote

Responsibilities

Develop and implement software for control of photonic quantum computers in Rust
Design and architecture of system software
Participate in design and code reviews
Collaborate across software, hardware, and research teams at PsiQuantum
Testing and maintenance of control software
Champion and serve as an exemplar of good software development practices at PsiQuantum

Qualification

RustC++System software architectureHigh performance computingQuantum controlDistributed systemsSoftware development practicesCollaboration

Required

15+ years experience with Rust or C++ in a system software context
Architecture and implementation of system software for HPC, robotics, AI, quantum computing, semiconductor fabrication, or control systems
Proven track record of developing and shipping reliable, performant software in a high scale or mission critical context
Bachelors degree in a technical discipline preferred, or equivalent experience

Preferred

Experience in high performance computing
Experience in computer architecture
Experience in high performance networking
Experience building operating systems, compilers, or kernels
Experience interfacing with ASICs and/or FPGAs in complex/high-performance systems or an edge-computing context
Experience with Nix
Experience with highly scalable distributed systems in a reliability and up-time critical environment
Familiarity with quantum control
PhD in a related technical discipline is a plus, but not required

Benefits

Equity
Benefits

Company

PsiQuantum

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PsiQuantum focuses on developing a scalable quantum computer using photonic qubits.
dateFounded in 2016
location
Palo Alto, California, USA
people-size501-1000 employees
web-link
https://www.psiquantum.com

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 Stage
Total Funding
$2.3B
Key Investors
OGBC GroupBaillie Gifford,BlackRock,Temasek HoldingsAustralian Government,Queensland Government
2026-01-21Series Unknown
2025-09-10Series E· $1B
2025-05-30Series Unknown· $22M

Leadership Team

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Peter Shadbolt
Co-founder and Chief Strategy Officer

Recent News

StartupMafia - News from startup industry -
Top tech startups transforming AI, hardware, and specialized sectors
2026-02-02
GlobeNewswire
OGBC Group Announces Investment in PsiQuantum with NVIDIA, Temasek Participation, Supporting Utility-Scale Quantum Computing
2026-01-22
GlobeNewswire
Silicon as a Platform Market Projected to Reach US$ 103.26 Billion by 2035, Supported by Investment in Photonic Technologies Says Astute Analytica
2026-01-19
Company data provided by crunchbase