Microwave and Cryogenics Test Engineer

Job Description

Job Title: Microwave and Cryogenics Test Engineer. Location: Fremont, CA

Responsibilities:

• Test, validate, and debug custom RF control systems using network analyzers, oscilloscopes, multimeters, DC power supplies, and internal tools
• Operate, troubleshoot, service, and maintain cryogenic systems and vacuum infrastructure including scroll pumps, turbo pumps, cryo compressors, high-vacuum components, and cold traps
• Perform helium leak detection, pump rebuilds, and thermal system management
• Assemble, validate, and install complex electro-mechanical, RF, cryogenic, and vacuum assemblies with high attention to detail
• Develop and execute test plans for next-generation RF hardware;
• Support uptime of cryogenic infrastructure through participation in an on-call rotation
• Prepare, inspect, and package quantum chip assemblies for testing
• Follow and improve standard operating procedures and laboratory best practices
• Read and interpret CAD drawings, schematics, and engineering specifications;
• Support external installations and work directly with customers and partners, with up to 20 percent travel

Qualifications:

• Degree in Physics, Engineering, or related field, or equivalent industrial or military experience
• Strong hands-on experience with electronic test equipment such as oscilloscopes and network analyzers
• Substantial laboratory experience with sub-Kelvin cryogenic systems
• Experience operating and maintaining high-availability scientific or industrial equipment
• Experience assembling and servicing complex electro-mechanical systems;
• Familiarity with vacuum systems, plumbing, P&IDs, fittings, and laboratory standards
• Working knowledge of statistical methods for validation such as DOE or Six Sigma
• Strong troubleshooting, documentation, and communication skills
• Experience working with vendors and external partners

Preferred:

• Experience with dilution refrigerators or ultra-low-temperature systems
• Programming or scripting experience in Python or similar languages;
• Advanced degree such as MS or PhD

Benefits and Compensation:

• Base salary range of $115,000 to $140,000 per year
• Final compensation based on experience, skills, and geographic location
• Equity opportunities
• Medical, dental, and vision coverage
• 401(k) plan;
• Paid parental leave
• Rejuvenation days
• Vacation policy aligned with local regulations and industry standards

Other Information:

• Company is committed to diversity, equity, and inclusion
• Applications from women, minorities, and under-represented groups are encouraged;
• AI tools may be used to assist in the hiring process, but final decisions are made by humans
• Equal opportunity employer compliant with all applicable regulations