Job Description

About IonQ:  IonQ, Inc . [NYSE: IONQ] is the world’s leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ’s newest generation of quantum computers, the IonQ Tempo, is the latest in a line of cutting-edge systems that have been helping customers and partners including Amazon Web Services, and AstraZeneca achieve 20x performance results and accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. In 2025, the company achieved 99. 99% two-qubit gate fidelity, setting a world record in quantum computing performance . Headquartered in College Park, Maryland, IonQ has operations in California, Colorado, Massachusetts, Tennessee, Washington, Italy, South Korea, Sweden, Switzerland, Canada, and the United Kingdom. Our quantum computing services are available through all major cloud providers, while we also meet the needs of networking and sensing customers across land, sea, air, and space. IonQ is making quantum platforms more accessible and impactful than ever before.   Location: This role will work remote Travel:  25% travel Job ID:   1601 The Role: We are looking for a Senior Microwave Research Scientist. As a Senior Microwave Research Scientist, you’ll be part of a cross-functional team whose mission is to lead IonQ on its journey to build the world’s best quantum computers to solve the world’s most complex problems.

In this role, you will architect and refine cutting-edge microwave circuits for the electronic control of high-fidelity spin qubits. You’ll spearhead the integration of these circuits with advanced optical and electronic devices to push the boundaries of system-level performance. Your leadership will drive the end-to-end cycle from foundry fabrication to rigorous internal validation, ensuring world-class performance for our quantum hardware. Responsibilities:  - Collaborate with architecture teams to translate system-level specifications into component-level design rules and performance metrics - Design microwave circuits for electronic control of qubits, accounting for fabrication constraints, cryogenic compatibility, and system-level interactions - Manage the end-to-end design layout and mask handoff process, partnering with foundries to fabricate devices at scale - Lead internal validation efforts with test and measurement teams to ensure fabricated components meet target performance specifications Requirements: - 10 + years of experience designing microwave devices - MS in electrical engineering, physics, or a related field - Experience leading cross-disciplinary teams within large projects Preferred Qualifications:  - PhD in electrical engineering, physics or related field with 5+ years of experience - Experience hiring and training new teams for research and development work - Knowledge of cryogenic testing and operation - Familiarity with architectures for distributed quantum computing, sensing, and networking The approximate base salary range for this position is $126,887 - $166,127 . The total compensation package includes base, bonus, and equity. Compensation will vary based on individual factors such as education, qualifications, and experience of the final candidate(s), specific office location, and calibration against relevant market data and internal team equity. Posted base salary figures are subject to change as new market data becomes available. Our benefits include comprehensive medical, dental, and vision plans, matching 401(k), unlimited PTO and paid holidays, parental/adoption leave, legal insurance, and a home technology stipend. Details of participation in these benefit plans will be provided when a candidate receives an offer of employment.   At IonQ, we believe in fair treatment, access, opportunity, and advancement for all while striving to identify and eliminate barriers.

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