Lead Quantum Device Theorist

Job Description

Job Title: Lead Quantum Device Theorist. Location: Berkeley, California or Fremont, California, USA

Responsibilities:

• Develop simulation tools to model noise in superconducting qubits and improve processor performance
• Model and analyze entangling gate operations in quantum processors;
• Apply optimal control techniques to enhance quantum gate and readout performance
• Build analytical tools to interpret experimental data and diagnose system anomalies
• Perform detailed error-budget modeling to support quantum error correction
• Collaborate with cross-functional teams across device design, control systems, calibration, and algorithms

Qualifications:

• PhD in Physics, Applied Physics, Electrical Engineering, or related field with 5+ years of experience
• Strong expertise in circuit QED, Hamiltonian modeling, and superconducting circuits
• Experience modeling noise in large-scale quantum systems and informing system design
• Experience simulating open quantum systems and analyzing experimental data;
• Proven expertise in noise modeling for quantum error correction, including coherent and incoherent errors
• Strong programming skills in Python for scientific applications
• Ability to work in collaborative, cross-functional environments
• Excellent communication skills

Preferred:

• Experience with optimal control theory for superconducting qubits
• Familiarity with fault-tolerant architectures and quantum error correction codes
• Published research in peer-reviewed journals;
• Experience with high-performance computing or GPU-based simulations
• Familiarity with scientific libraries such as QuTiP or Stim

Benefits:

• Base salary range: $195,000 – $225,000 per year
• Equity and competitive compensation package
• Medical, dental, and vision insurance
• 401(k) plan
• Paid parental leave
• Rejuvenation days and vacation policy aligned with industry standards

Other Information:

• Compensation depends on experience, skills, and location
• Equal opportunity employer committed to diversity and inclusion
• Encourages applications from underrepresented groups;
• AI tools may be used in the hiring process, with final decisions made by humans