Infleqtion
Quantum Physicist (Quantum Computing)
$125K–$160K
Madison, Wisconsin · Full-time · Posted Oct 16, 2026
- Experience
- At least four years of comparable research or professional experience as an alternative to the stated PhD.
- Education
- PhD in atomic, optical, AMO, quantum physics, or a related field, or at least four years of comparable research or professional experience.
- Visa sponsorship
- 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
Designs, operates, and improves neutral-atom quantum computing hardware, experiments, and subsystems.
What you'll do
- Design, calibrate, operate, and improve quantum computing systems and subsystems; execute hardware and quantum-gate R&D.
- Plan and analyze experiments and physics-based models to guide system design and technical decisions.
- Develop Python tools for experiment control, analysis, calibration, automation, and hardware integration; maintain assigned subsystems.
What they ask for
- PhD in atomic, optical, AMO, quantum physics, or a related field, or at least four years of comparable research or professional experience.
- Hands-on experimental experience with atomic, optical, quantum, or precision-measurement systems.
- Experience applying quantitative atomic or optical physics models to experiments or system specifications; hands-on experience with lasers and optical systems and related technologies.
- Experience using Python for experiment control, data analysis, automation, or hardware integration; evidence of designing and analyzing experiments or developing an experimental subsystem.
Nice to have
- Experience with neutral atoms, trapped ions, Rydberg physics, optical tweezers, quantum-gate protocols, or another coherent-control platform.
- Experience with laser systems, RF or analog electronics, imaging or beam shaping, subsystem integration, or collaborative software development.
Pay
USD 125,000 - 160,000 per year (base salary)
Tools
Python, lasers, optical systems, acousto-optic modulators, electro-optic modulators, RF instrumentation, imaging systems, ultra-high-vacuum equipment
Model-written summary · the original posting is authoritative