Senior Scientist, Quantum Applications

Role Description

We’re looking for a Senior Scientist in Quantum Applications who will be part of a cross-functional team at IonQ, with a mission to deliver the world’s best quantum solutions on the world’s most powerful trapped-ion quantum computers to solve some of the most complex and impactful problems. This role is central to IonQ’s mission to translate quantum computing advances into real-world scientific and commercial impact. You will develop end-to-end quantum applications that drive scientific advancement, collaborate with customers and community partners, and support a new landmark initiative with the University of Chicago.

• Develop, implement, and optimize novel quantum algorithms, applications, and end-to-end workflows that will make scientific and commercial impact in areas such as computational chemistry, optimization, and machine learning.
• Work with customers and partners to define and solve problems of real-world interest using IonQ trapped-ion quantum computers.
• Discover innovative solutions, rigorously benchmark their performance, and publish results in high-impact, peer-reviewed journals and conferences.
• Help shape team culture and create a lasting impact by supporting an initiative that delivers new scientific discoveries and innovation.

Qualifications

• 6+ years of professional experience or an equivalent combination of education and experience.
• Demonstrated expertise in Python and/or C++, and experience with Qiskit or similar quantum SDKs.
• Hands-on expertise developing or optimizing quantum algorithms in areas such as computational chemistry, optimization, and machine learning.
• Track record of delivering innovative quantum solutions demonstrated through peer-reviewed manuscripts, invited talks, open-source repositories, licenses, publications, and/or patents.
• Strong foundation in key quantum computing concepts and the ability to articulate deeply technical ideas to diverse audiences, ranging from scientists and engineers to business leaders and community stakeholders.
• Experience being part of a team that finds, defines, and solves problems of real-world interest, with strong collaboration skills and clear technical communication.

Requirements

• Ph.D. in computer science, mathematics, engineering, physics, or a closely related field.
• Demonstrated experience contributing to customer-facing or partner-facing technical engagements, from problem definition through solution delivery.
• Experience with variational quantum algorithms and hybrid quantum-classical workloads spanning CPUs, GPUs, and QPUs.
• Experience developing hybrid quantum algorithms for NISQ-era systems as well as early fault-tolerant quantum computers.
• Demonstrated experience with quantum algorithm resource estimation, performance benchmarking, and scaling analysis.
• Proven success working with customers to define and deliver solutions.

Location

Remote, US

Travel

10% domestic and international travel supporting customer engagements and technical conference participation.

Compensation

The approximate base salary range for this position is $145,920 - $191,047. 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.

Benefits

• Comprehensive medical, dental, and vision plans.
• Matching 401(k).
• Unlimited PTO and paid holidays.
• Parental/adoption leave.
• Legal insurance.
• Home technology stipend.

Company Description

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.