Research Scientist, Josephson Analog Electronics

Job Description

Job Title: Senior Research Scientist, Josephson Analog Electronics, Quantum AI. Location: Goleta, CA, USA

Job Type: Full-Time, Research (Senior Level, Onsite/Hybrid depending on team)

Responsibilities:

• Lead end-to-end development of superconducting analog quantum circuits from concept to integration.
• Design, simulate, layout, and test superconducting 3-wave and 4-wave mixing devices.
• Develop mixers, switches, and parametric converters for qubit readout and control;
• Conduct experimental design and measurement for qubit systems and superconducting devices.
• Collaborate with teams across processor design, device modeling, theory, fabrication, and metrology.
• Debug hardware and software issues in microwave control and quantum measurement systems.
• Perform qubit bring-up, calibration, control, and metrology tasks;
• Contribute to innovation in superconducting device architectures such as SQUIDs, nanowires, and related systems.
• Take ownership of research projects from initial idea to experimental validation and deployment.

Qualifications:

• PhD in Physics, Electrical Engineering, or related field (or equivalent experience).
• At least 2 years of experience with quantum systems, superconducting detectors, or related technologies.
• Experience in laboratory or research environments (academic, government, or industry);
• Proficiency in programming (Python, C, MATLAB, or similar).
• Strong background in microwave engineering, circuit design, EM simulation, and test-and-measurement tools.

Preferred:

• Experience with superconducting quantum devices such as JRM, SNAIL, LINC, ATS, or nTron systems.
• Hands-on laboratory experience in quantum or cryogenic systems.
• Proven ability to lead research projects as an individual contributor;
• Strong expertise in microwave passive components including filters, multiplexers, impedance matching, and coupling structures.
• Experience with EM simulation and innovative microwave circuit design.
• Ability to troubleshoot both hardware and software in quantum measurement systems.

Benefits and Compensation:

• Base salary range: $174,000 to $252,000 annually (plus bonus, equity, and benefits).
• Additional compensation varies based on role level, location, experience, and education.
• Comprehensive benefits including healthcare, retirement plans, paid time off, and parental leave.
• Access to advanced research infrastructure in quantum computing and AI;
• Opportunity to work on large-scale quantum computing systems targeting real-world applications.
• Collaborative research environment with leading experts in quantum science and engineering.

Other Information:

• Full lifecycle ownership of research projects from innovation to integration.
• Focus on building scalable superconducting quantum systems for next-generation computing.
• Requires English proficiency for global collaboration;
• Google is an equal opportunity employer committed to diversity and inclusion.
• Applicants may request accommodations during the hiring process if needed.