Senior Quantum Computing Scientist (Neutral-Atom AMO)

Infleqtion, Inc.; Louisville (CO); On-site; USD 165,000 - 205,000; Full time

Benefits offered by this job

Employer-funded Health Savings Account

Unlimited PTO

401(k) match

Equity Program

Company-paid Life and AD&D Insurance

Flexible Spending Account

Paid FMLA, Maternity/Paternity Leave

Employee Assistance Program

Student Loan Repayment

Job summary

Infleqtion, Inc. is seeking a highly skilled experimental physicist to advance neutral-atom quantum computing hardware and related subsystems.

The role emphasizes hands-on design, calibration, and operation of complex AMO/quantum-control experiments, with a focus on laser systems and precision measurements. You will lead significant R&D projects, develop Python tools for automation and data analysis, and collaborate across multidisciplinary teams while mentoring junior staff.

Qualifications

• PhD in atomic, optical, AMO, quantum physics or related field with 2+ years post-PhD experience or equivalent.
• Hands-on experience designing and operating complex AMO/quantum-control experiments.
• Experience applying quantitative models to design or specify laser, optical, RF or control systems.
• Experience with lasers, optical systems, and related technologies (AOM/EO modulators, RF instrumentation, imaging, UHV).
• Python used for experiment control, data analysis, automation, or hardware integration.

Responsibilities

• Design, integrate, calibrate, and improve neutral-atom quantum computing systems and subsystems.
• Lead R&D projects involving quantum hardware, laser systems, calibration, or system integration.
• Translate goals into technical requirements and measurable performance targets.
• Design experiments and models to identify performance limits and guide decisions.
• Own critical systems through development, validation, and routine operation.
• Develop Python-based tools for experiment control and data analysis.
• Collaborate across physics, software, electrical, mechanical, and systems teams.
• Mentor junior team members and contribute to technical reviews.

Skills

Python for experiments

Laser systems

AMO physics

Project leadership

Vacuum systems

RF instrumentation

Laser optics

Data analysis

Education

PhD in AMO/quantum physics

Tools

Linux

Git

CLI tools

Job description

Infleqtion, Inc. is seeking a highly skilled experimental physicist to advance neutral-atom quantum computing hardware and related subsystems.

The role emphasizes hands-on design, calibration, and operation of complex AMO/quantum-control experiments, with a focus on laser systems and precision measurements. You will lead significant R&D projects, develop Python tools for automation and data analysis, and collaborate across multidisciplinary teams while mentoring junior staff.