Quantum Coherence Experimentalist

At IBM Research, we are the innovation engine of IBM. Exploring what’s next in computing and shaping the technologies the world will rely on tomorrow. From advancing AI and hybrid cloud to pioneering practical quantum computing, we anticipate challenges and unlock new opportunities for clients, partners, and society. Working in Research means joining a team that accelerates discovery at the intersection of high-performance computing, AI, quantum, and cloud.

You’ll collaborate with leading scientists, engineers, and visionaries to push boundaries and turn ideas into reality. With a culture built on curiosity, creativity, and collaboration, IBM Research offers the opportunity to grow your career while contributing to breakthroughs that transform industries and change the world.

Your role and responsibilities

• Investigate sources of qubit decoherence, particularly TLS and materials-related loss.
• Design and perform cryogenic measurements of qubits, resonators, and TLS.
• Develop techniques to identify and characterize TLS and their impact on qubit performance.
• Correlate device performance with materials, fabrication processes, and device design.
• Develop and validate strategies to improve qubit coherence and device yield.
• Collaborate across device design, fabrication, and quantum hardware teams.

Doctorate Degree

Preferred education

Doctorate Degree

Required technical and professional expertise

• Ph.D. in Physics, Electrical Engineering, Materials Science, or a related field.
• Experience with superconducting qubits, cryogenic measurements, or microwave quantum devices.
• Strong understanding of superconducting qubit physics and decoherence mechanisms.
• Experience designing experiments, analyzing data, and interpreting complex measurements.
• Strong problem-solving and communication skills.

• Experience studying two-level systems (TLS) and their impact on qubit coherence.
• Experience with qubit and resonator spectroscopy, including TLS spectroscopy and avoided crossings.
• Experience with superconducting materials, interfaces, Josephson junctions, or qubit fabrication.
• Experience with dilution refrigerators and microwave measurement systems.
• Experience connecting device performance to materials, fabrication processes, or device design.

IBM Research is the organic growth engine of IBM and an innovation engine for our customers and partners. As part of this mission, IBM Research anticipates and examines 'What's Next in Computing' to ultimately create and integrate the technologies the world relies upon to solve big challenges and unlock new opportunities. We create and pioneer new markets for IBM, our partners and customers as exemplified in our ongoing quest to reach practical and large-scale quantum computing.

Across IBM Research, we realize the power and potential to accelerate discovery with our partners and clients by combining the power of high performance computing, AI, and Quantum, all integrated through the hybrid cloud.

In a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.

Being an IBMer means you’ll be able to learn and develop yourself and your career, you’ll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.

Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform…