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: Singapore Travel: 40% Job ID: 1918 The Role: We are looking for a Senior Quantum Field Engineer to join our Field Engineering team at IonQ in Singapore. In this role, you will sit at the intersection of customers, markets, products, algorithms, applications and strategy, helping clients understand how IonQ’s quantum technologies can be applied to real business and technical challenges. You’ll play an important part in helping IonQ build the world’s best quantum solutions by turning early customer interest into meaningful technical exploration, proofs of concept and ultimately production workflows. This is a highly technical, customer facing role where credibility, clarity and technical correctness come first. Responsibilities : In this position, you will work closely with customers, sales, product, applications, marketing, developer relations and engineering teams to explain IonQ’s portfolio, uncover client needs, shape technical solutions and support the growth of IonQ’s quantum computing business across Singapore and the wider APAC market. You’ll have the opportunity to inspire prospective customers, lead technical discovery, translate business needs into technical workstreams and help bring quantum algorithms and applications to life across areas such as financial services, bioscience, chemistry, materials, optimisation, generative AI and other emerging domains. • Lead customer facing technical discussions, demos and discovery sessions, explaining IonQ’s strategy, portfolio and quantum applications across compute, networking, security, sensing and space. • Translate client business needs into technical projects, working with IonQ’s Applications team to map quantum algorithms into application code and execute proofs of concept. • Work hands on in Python and quantum SDKs to prototype, adapt and explain existing quantum algorithms for specific customer use cases. • Guide customer conversations from early ideation through focused technical exploration, proof of concept development and potential production workflows. • Share market and customer insights with Product Management, Engineering, Marketing, Developer Relations and Business Development teams, while supporting conferences, events and awareness building activities. Requirements: To be successful in this role, you’ll bring strong technical foundations, excellent customer facing communication skills and a genuine interest in helping organisations understand where quantum computing can create value. We’re looking for someone who can adapt their communication to different levels of technical depth, build trust with customers, handle competitive objections and work effectively across both commercial and technical teams. You’ll bring 5+ years of experience in a technical customer facing role such as field engineering, solutions architecture, technical sales, customer engineering or applied science, and a Bachelor’s degree or above in Computer Science, Machine Learning, Data Science, Chemistry, Physics, Engineering or another relevant STEM field. Hands on experience with Python and with Qiskit, Cirq or another quantum computing SDK is required, together with practical experience of existing quantum algorithms and how they map to real customer problems. Preferred Qualifications: • A Master’s or PhD in a relevant STEM field. • Experience delivering proofs of concept with customers, from early exploration through to working code. • Customer side industry experience in areas such as financial services, bioscience, chemistry, materials or optimisation. • Executive presence and experience representing a business at client meetings, events and conferences. • Broader software architecture skills alongside your quantum computing work. The total compensation package includes base salary, bonus, equity, and a range of benefits available on our career site. 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. We empower employees to thrive by fostering a culture of autonomy, productivity, and respect. We are dedicated to creating an environment where individuals can feel welcomed, respected, supported, and valued. We are committed to equity and justice. We welcome different voices and viewpoints and do not discriminate on the basis of race, religion, ancestry, physical and/or mental disability, medical condition, genetic information, marital status, sex, gender, gender identity, gender expression, transgender status, age, sexual orientation, military or veteran status, or any other basis protected by law. We are proud to be an Equal Employment Opportunity employer. US Technical Jobs. The position you are applying for will require access to technology that is subject to U.S. export control and government contract restrictions. Employment with IonQ is contingent on either verifying “U.S. Person” (e.g., U.S. citizen, U.S. national, U.S. permanent resident, or lawfully admitted into the U.S. as a refugee or granted asylum) status for export controls and government contracts work, obtaining any necessary license, and/or confirming the availability of a license exception under U.S. export controls. Please note that in the absence of confirming you are a U.S. Person for export control and government contracts work purposes, IonQ may choose not to apply for a license or decline to use a license exception (if available) for you to access export-controlled technology that may require authorization, and similarly, you may not qualify for government contracts work that requires U.S. Persons, and IonQ may decline to proceed with your application on those bases alone. Accordingly, we will have some additional questions regarding your immigration status that will be used for export control and compliance purposes, and the answers will be reviewed by compliance personnel to ensure compliance with federal law. US Non-Technical Jobs. Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum. Accordingly, we will have some additional questions regarding your immigration status that will be used for export control and compliance purposes, and the answers will be reviewed by compliance personnel to ensure compliance with federal law. If you are interested in being a part of our team and mission, we encourage you to apply!