Infleqtion

Quantum Lab Engineer

Infleqtion  •  $70k - $85k/yr  •  Madison, WI (Onsite)  •  13 days ago
Apply
AI can make mistakes so check important info. Chat history is never stored.
39
AI Success™

Job Description

We are seeking a motivated, hands-on Quantum Lab Engineer to support the build, integration, and maintenance of neutral atom quantum computing systems. This is an entry-level role ideal for candidates with strong technical fundamentals who are excited to grow in a fast-paced commercial startup environment.

You will work closely with physicists and engineers to assemble and maintain laser systems, ultra-high vacuum hardware, RF systems, analog and digital electronics, and precision opto-mechanical assemblies that power next-generation quantum computers.

Role and responsibilities

  • Diagnosing and repairing analog, digital, and RF electronic circuits
  • Building and modifying opto-mechanical assemblies
  • Assembling, maintaining, and troubleshooting UHV systems
  • Writing and maintaining Python scripts for laboratory automation, data acquisition, and experiment control
  • Interfacing laboratory instrumentation via USB, Ethernet, GPIB, or serial communication
  • Reading and interpreting electrical schematics, mechanical drawings, and optical layouts
  • Performing precision machining and using CAD software for mechanical design or modification
  • Conducting systematic troubleshooting and root-cause analysis in complex experimental systems
  • Maintaining detailed technical documentation and lab records

Requirements

  • This position requires daily on-site work at our facility in Madison, WI
  • Experience with electronics, including diagnostic tools, PCB design and assembly, and soldering 
  • Experience with tools and machining
  • Ability to diagnose complex, interdisciplinary system issues involving optics, electronics, RF, and software
  • Ability to follow laboratory safety and cleanliness protocols
  • Ability to collaborate effectively with physicists, engineers, and software developers
  • Strong attention to detail and commitment to precision and quality
  • Ability to work independently with minimal supervision while contributing to a team environment
  • Good laboratory note taking practices. Clear written and verbal communication skills for technical documentation and cross-functional collaboration

It is a plus if you have:

  • Experience with laser systems and optics
  • Experience with Computer Aided Design (CAD) in 3D, preferably in SolidWorks 
  • Experience with lab work in a clean environment and handling of sensitive optics 
  • Proficiency in programming with fluency in Python preferred

Note

This position may require access to information protected under U.S. export control laws and regulations for quantum computing technology. Please note that any offer for employment may be conditioned on authorization to receive software or technology controlled under these U.S. export control laws and regulations without sponsorship for an export license.

WORKING CONDITIONS and PHYSICAL REQUIREMENTS

Work will normally be performed in a laboratory environment and around technical equipment including computers and lasers. Any required Personal Protective Equipment will be provided and must be properly used in accordance with company requirements.

Benefits

  • Salary range: $70,000 to $85,000
  • 100% company-paid medical, dental, vision, short/long-term disability
  • Employer-funded Health Savings Account
  • Unlimited PTO
  • 401(k) match
  • Company-paid Life and AD&D Insurance
  • Flexible Savings Account
  • Paid FMLA, Maternity/Paternity Leave
  • Employee Assistance Program
  • Student Loan Repayment
  • Equity Program
Infleqtion

About Infleqtion

Infleqtion is a global leader in neutral-atom quantum technology. We design and build quantum computers, precision sensors, and quantum software for governments, enterprises, and research institutions. Our commercial portfolio includes quantum computers as well as quantum RF systems, quantum clocks, and inertial navigation solutions. Infleqtion is the partner of choice for governments and commercial customers seeking cutting-edge quantum capabilities. Infleqtion announced in September 2025 it plans to go public via a merger with Churchill Capital Corp X (NASDAQ: CCCX). For more information, visit Infleqtion.com or follow Infleqtion on LinkedIn, YouTube, and X.

Industry
Hardware & Semiconductors
Company Size
51-200 employees
Headquarters
Louisville, Colorado
Year Founded
2007
Social Media