Mechanical Engineering Intern for Photonics Physics Package R&D - 996

The role

The intern will support trapped-ion integrated photonics R&D at Quantinuum. Work includes CAD models, engineering drawings, cryogenic ultra-high vacuum test systems, and failure analysis.

What you will do

• Support design, build, integration, and operation of cryogenic ultra-high vacuum (UHV) test systems
• Create and maintain 3D CAD models, engineering drawings, and assembly documentation
• Collaborate to fabricate, assemble, troubleshoot, and improve ion trap test systems
• Collect and analyze data to validate hardware performance, reliability, and manufacturability
• Support root cause investigations and failure analysis
• Contribute to design reviews, engineering documentation, and configuration management
• Work with the Integrated Photonics team on fixtures, tooling, and test hardware for photonic device characterization

Required qualifications

• Actively pursuing a bachelor's degree in mechanical engineering or a related degree
• Graduating after December 2027
• Work authorization that does not require visa sponsorship now or in the future, including with Quantinuum
• Not a People's Republic of China national or Russian national unless also a U.S. citizen

Nice to have

• Curiosity about vacuum systems, cryogenics, precision mechanics, optics, photonics, or scientific instrumentation
• Strong problem-solving skills for complex multidisciplinary systems
• Ability to communicate technical concepts clearly in multi-disciplinary teams
• Experience with CAD software such as SolidWorks or Onshape
• Hands-on experience designing, fabricating, or assembling mechanical systems
• Familiarity with engineering drawings, GD&T, tolerance stack-up, and design for manufacturing
• Experience with rapid prototyping tools or working with machine shops and vendors
• Familiarity with structural, thermal, vibration, or finite element analysis
• Programming or scripting experience (Python, MATLAB, LabVIEW, or similar)

Benefits

• Housing stipend of $500 per check, bi-weekly, for candidates located outside of Colorado
• Competitive market rate
• Innovative, game-changing work
• Flexible work schedule
• Employee discounts

Before you apply

• Work authorization must not require visa sponsorship now or in the future, including H-1B, F-1 OPT, and TN visas
• Candidates must not be People's Republic of China or Russian nationals unless also U.S. citizens
• Applications are accepted on an ongoing basis with no deadline

About the company

Quantinuum is a quantum computing company with more than 800 employees, headquartered in Broomfield, Colorado, with operations in the United States, United Kingdom, Germany, Japan, and Singapore. It delivers a full stack platform for deploying quantum computing in real-world environments.