SENIOR AMO PHYSICIST – NEUTRAL ATOM QUANTUM COMPUTING

Oxford Technology Park; Amo (IN); Hybrid; USD 90,000 - 120,000; Full time

Benefits offered by this job

Unlimited PTO

10% pension contribution

Cycle to work scheme

BUPA Private Healthcare Insurance

Job summary

Infleqtion is seeking a Senior AMO Physicist to join their quantum computing team. You will design, integrate, and optimize atomic systems while collaborating with multidisciplinary teams. The position requires a PhD in experimental AMO physics and offers the opportunity to work on cutting-edge quantum technology.

Benefits include a competitive salary, unlimited PTO, and a 10% pension contribution. Interested candidates can contact us at [e-mail] for assistance.

Qualifications

• Demonstrable laboratory experience manipulating atoms, ions, or molecules with light.
• Proven track record of integrating complex hardware and software into systems.
• Understanding of ultra-high vacuum.

Responsibilities

• Translate product requirements into atomic system designs.
• Execute modelling, simulation, and analytical calculations.
• Integrate complex opto-mechanical systems into quantum devices.

Skills

Atom trapping using tightly focused laser beams

Rydberg physics and their interactions

Experience working with laser systems

Proficiency in Python

Good verbal and written communication skills

Collaboration skills

Education

PhD in experimental atomic, molecular, and optical (AMO) physics

Tools

Solidworks

Zemax

Altium

Job description

Infleqtion is a global quantum technology company solving the world’s most challenging problems. The company harnesses quantum mechanics to build and integrate quantum computers, sensors, and networks. From fundamental physics to leading edge commercial products, Infleqtion enables “quantum everywhere” through our ecosystem of devices and platforms. Our mission is to commercialise atom-based quantum products that provide orders of magnitude improvements in performance and computing applications.

Location

Infleqtion has offices in the USA, United Kingdom, and Australia. This is a full‑time position split between our Kidlington, Oxford office and the National Quantum Computing Centre, Harwell. Our flexible working policy enables all full‑time employees to work up to 2 days a week from home as work permits.

Position Summary

As part of our strategy for growth in the UK, we are expanding our Physics Department and recruiting an experimental Senior AMO Physicist to join our neutral atom quantum computing team. In this role, you will actively contribute to ongoing research projects and assist in the exploration of new concepts and approaches for future quantum computing systems. Working closely with a team of physicists and engineers, you will play a vital role in the collaborative efforts of the team.

Job Responsibilities

Project Support

• Translate product requirements into atomic system designs.
• Execute modelling, simulation, and analytical calculations to design systems required to meet product performance.
• Design and execute testing and verification plans.
• Integrate complex opto‑mechanical systems, electronics, and software into quantum devices.
• Perform technical tasks needed for the success of the project from equipment setup to system demonstration.
• Identify materials and components to meet project requirements.
• Document project progress and identify, track and resolve any project issues.

Team Collaboration

• Work collaboratively with team members against tight deadlines.
• Ability to work with multi‑disciplinary teams to develop commercial and non‑commercial products and/or draft new quantum‑led projects.
• Comfortable working in a fast‑paced, evolving environment where priorities may shift based on project needs and technological advancements.
• Open to learning new techniques, integrating feedback, and collaborating with multidisciplinary teams to navigate ambiguity effectively.
• Ability to assess complex situations, adapt quickly, and make informed decisions under uncertainty.

Stakeholder Engagement

• Contribute to external reports and publications, author/co‑author papers, proposals, presentations and reports, give invited talks, attend project workshops and conferences.

Requirements

Technical Knowledge

• PhD in experimental atomic, molecular, and optical (AMO) physics.
• Atom trapping using tightly focused laser beams.
• Rydberg physics and their interactions.
• Experience working with laser systems; optical design, alignment, and control.
• Working knowledge of control systems and signal processing.
• Proficiency in a programming language (e.g. Python).
• Entrepreneurial drive, intellectual agility and personal eagerness to develop with the needs of the business.
• Proficient in MS Office.
• Good verbal and written communication skills, able to effectively share information with technical and non‑technical staff, both in writing and orally.
• Good collaboration skills, able to work in a team environment where engagement and participation are an expected part of successful job performance.

Experience

• Demonstrable laboratory experience manipulating atoms, ions, or molecules with light.
• Proven track record of integrating complex hardware and software into systems.
• Understanding of ultra‑high vacuum.
• Familiarity with mechanical, optical, and electronic design packages (e.g. Solidworks, Zemax, Altium).
• Prior experience in project management is a plus.
• Understanding of Health, Safety, and Environment (HSE) practices and modeling workplace safety culture.

Working Conditions & Physical Requirements

Work will normally be performed in an office and laboratory environment and around technical equipment including computers and lasers. Able to sit, stand, bend, lift and carry up to 15 kg without assistance. Able to efficiently use automated office equipment such as laptops, copiers, and printers; able to effectively engage in communications (via phone, computer, or in‑person). Any required Personal Protective Equipment will be provided and must be properly used in accordance with company requirements.

Travel

Up to 10% travel may be required.

Benefits

Starting Compensation

• Competitive salary
• Unlimited PTO
• Generous company 10% pension contribution regardless of employee contribution
• Cycle to work scheme
• Tax efficient technology schemes
• Incentive Stock Option Plan
• BUPA Private Healthcare Insurance once probationary period is successfully completed

Contact Information

If you need assistance or accommodation, please feel free to contact us at [e-mail].