Cryogenics Engineer (Fremont)
Cryogenics Engineer (Fremont)
Posted on :
18-09-2025
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1 Vacancy
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Job Description
Rigetti Computing is building the worlds most powerful computers to solve humanitys most pressing problems. We believe this technology will fundamentally change the world for the better and will affect nearly every industry over the coming decades. Now a public company Rigetti is looking to expand its Engineering Operations team through the addition of an experienced Microwave and Cryogenic Engineer.
This is a hands-on Operations-focused role in a deep R&D environment. As a Microwave and Cryogenics Engineer at our Fremont CA quantum computing FAB and R&D facility you will work alongside a team of physicists engineers and technicians to support the development of leading-edge quantum computing technologies. Your responsibilities will include assembling and testing advanced RF assemblies operating and debugging cryogenic systems developing and maintaining best practices and standard operating procedures and technical troubleshooting. You will utilize advanced electronic test equipment to characterize custom RF hardware in partnership with engineers from multiple disciplines and you will play a key role in advancing Rigettis best practices around quantum hardware testing and deployment.
The ideal candidate has deep lab experience working with sub-Kelvin cryogenic equipment and will have performed a hands-on function with interdisciplinary advanced technology teams at industry-leading companies academic labs or similar.
What Youll Be Doing
- Operate troubleshoot service and maintain cryogenic equipment (scroll pumps turbo pumps cryo compressors high vacuum valves/cold traps) including helium leak test procedures pump rebuilds and thermal system management
- Assemble validate and install complex electro-mechanical cryogenic vacuum and RF systems with superb attention to detail
- Test and debug custom control systems in the form of validation testing on advanced RF components using electronic equipment such as network analyzers DMMs and tools developed in-house
- Participate in test plan development and execution in support of next-generation RF hardware
- Support cryogenic systems on-call in rotation with other members of the Engineering Operations team
- Prepare inspect and package quantum chip assemblies for testing
- Follow established documents/procedures and create/adapt them as needed
- Read and understand CAD drawings and engineering specifications
- Support external system installations working directly with customers and partners (travel up to 10%)
What You Bring to the Table
- BS degree or equivalent in Physics Engineering or equivalent industrial or military experience (MS PhD nice to have)
- Substantial lab experience working with sub-Kelvin cryogenic equipment.
- Fluency with statistical methods for Test (Six Sigma DOE simulation etc.)
- Experience working with and maintaining large equipment of high availability systems
- Proficiency with a variety of general-purpose electronic test equipment (oscilloscopes network analyzers multimeters dc power supplies etc.).
- Experience assembling servicing and maintaining scientific instruments and/or complex electro-mechanical assemblies
- Experience with dilution refrigerators or other cryogenic systems a strong plus
- Programming experience in Python or related scripting languages is a strong plus
- Experience with industrial lab equipment including vacuum plumbing P&ID and standard fittings and methods
- Experience communicating with external vendors
- Excellent communication documentation and troubleshooting skills
$160000 - $200000 a year
Rigetti complies with all local and state regulations in regards to displaying salary ranges. Final compensation for this role will be determined by various factors such as a candidates relevant work experience skills and geographic location. Rigetti offers a full slate of benefits from competitive salaries equity medical dental and vision for employees as well as a 401(k) plan a paid parental leave program rejuvenation days and avacation policy that aligns with local regulations and industry standards.
As engineering leaders we value diversity and are committed to building a culture of inclusion to attract and engage innovative thinkers. Our technology meant to serve all of humanity cannot succeed if those who built it do not mirror the diversity of the communities we serve. Applications from women minorities and other under-represented groups are encouraged.
About Rigetti
Rigetti Computing is a pioneer in full-stack quantum computing. The company has operated quantum computers over the cloud since 2017 and serves global enterprise government and research clients through its Rigetti Quantum Cloud Services platform. The companys proprietary quantum-classical infrastructure provides ultra-low latency integration with public and private clouds for high-performance practical quantum computing. Rigetti has developed the industrys first multi-chip quantum processor for scalable quantum computing systems. The company designs and manufactures its chips in-house at Fab-1 the industrys first dedicated and integrated quantum device manufacturing facility. Rigetti was founded in 2013 and today employs more than 150 people with offices in the United States U.K. and Australia. Learn more at .
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Export Licensing Compliance
Rigetti is committed to full compliance with applicable anti-discrimination laws. We are an equal opportunity employer and value diversity at our company. We strive to create an inclusive work environment and will not discriminate on the basis of race religion color national origin gender sexual orientation age marital status veteran status or disability status.
Employment Type
Full Time
Key Skills
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