Infleqtion
Senior Quantum Physicist (Quantum Computing)
$165K–$205K
Louisville, Colorado · Senior · Full-time · Posted Oct 16, 2026
- Experience
- At least two years of relevant post-PhD experience, or comparable professional experience developing complex experimental systems.
- Education
- PhD in atomic, optical, AMO, quantum physics, or a related field; comparable professional experience developing complex experimental systems is an alternative.
- Visa sponsorship
- Any employment offer may be conditioned on authorization to receive software or technology controlled under U.S. export control laws and regulations without sponsorship for an export license.
About the job
Leads development and operation of neutral-atom quantum computing systems, including experimental hardware, control, calibration, and performance improvement.
What you'll do
- Design, integrate, calibrate, operate, and improve quantum computing systems and subsystems; lead related R&D projects.
- Plan and analyze experiments and physics-based models to set requirements, measure performance, and guide technical decisions.
- Develop Python tools for experiment control and collaborate across engineering teams, mentoring junior staff.
What they ask for
- PhD in atomic, optical, AMO, quantum physics, or a related field plus at least two years of relevant post-PhD experience, or comparable professional experience developing complex experimental systems.
- Hands-on experience designing, building, and operating complex AMO, quantum-control, or precision-measurement experiments.
- Experience applying quantitative atomic or optical physics models and hands-on experience with lasers and optical systems and related technologies.
- Experience using Python and evidence of independently leading a substantial experimental project or owning a critical technical subsystem.
Nice to have
- Experience with neutral-atom quantum computing, Rydberg physics, optical-tweezer arrays, or quantum-gate characterization.
- Experience with advanced laser systems, RF or analog electronics, feedback control, subsystem integration, or automated experimental infrastructure.
Pay
USD 165,000 - 205,000 per year (salary)
Tools
Python, Linux, Git
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