Senior Engineer Visa Sponsorship USA

Job Description

Senior Engineer – Quantum Computing

Location: Flexible (Hybrid, Remote, or Onsite depending on business needs)
Salary Range: $110,000–$190,000 annually + bonus + benefits
Visa Sponsorship: May be available based on role and business needs

Backed to Innovate. Empowered to Lead.

At American Express, we’re driven by over 175 years of innovation, grounded in our core values, and united by our leadership behaviors. As part of Team Amex, you’ll be supported in every aspect of your well-being and growth—with resources to help you build skills, become a leader, and make meaningful contributions.

When you join Amex Tech, you become part of a dynamic engineering community that’s building the technology that powers American Express. Whether it’s through working with cutting-edge tools or contributing to the open-source community, we’re committed to pushing boundaries—backed by a culture that values talent, teamwork, and the freedom to thrive.

About the Role

The Chief Technology Officer (CTO) Organization is on a mission to elevate technical standards, foster innovation, and amplify the technology heartbeat of American Express. Within this, the Technology Community Office (TCO) plays a central role—building a thriving internal and external tech community, promoting knowledge sharing, and championing engineering excellence.

We’re looking for a Senior Engineer – Quantum Computing to help lead our efforts in developing advanced quantum solutions for real-world financial applications. This is a unique opportunity to work at the intersection of finance and emerging technology, helping shape the quantum future at American Express.

About the Technology Community Office (TCO)

The TCO works to position American Express as a premier technology organization by fostering engineering culture, driving innovation, and cultivating community. We do this by:

• Promoting open-source involvement and internal Engineering Guilds
• Supporting conferences, technical foundations, and software organizations
• Creating high-quality documentation and learning content
• Acting as ambassadors for Amex in the broader tech world
• Recognizing and uplifting technical talent
• Gathering feedback and encouraging collaboration at scale

Who You Are

• You’re more than just technically skilled—you’re a community builder, a collaborative leader, and a curious thinker.
• Community-Minded: You thrive in bringing people together and rallying teams toward ambitious goals. You inspire purpose and cultivate belonging.
• Empowering: You lift others by sharing knowledge, mentoring peers, and recognizing excellence.
• Influential Without Authority: You lead through ideas and content, drive change, and spark discussions at scale.
• Curious & Adaptable: You pursue clarity in complexity, seek diverse perspectives, and are open to exploring the unknown.

Key Responsibilities

• Design and prototype quantum algorithms to solve complex problems in finance.
• Collaborate across disciplines—including quantum scientists, data scientists, and financial engineers—to bring quantum solutions into production workflows.
• Develop and maintain robust quantum software libraries, tools, and simulation environments.
• Present research and findings internally and externally through talks, seminars, and publications.
• Represent American Express at industry conferences and contribute to high-quality research outputs.

Required Qualifications

• Ph.D. or Master’s in Engineering, Physics, Computer Science, Mathematics, or a related field—or equivalent industry experience.
• Minimum of 2 years of hands-on experience in quantum computing or quantum information science.
• Strong grasp of quantum theory: algorithms, entanglement, and error correction.
• Proficient in quantum programming tools such as Qiskit (preferred), Cirq, or Q#.
• Advanced Python development skills, including production-grade software experience.
• Solid foundation in discrete mathematics, scientific computing, and numerical methods.
• Demonstrated contributions to peer-reviewed publications.
• Excellent communication, problem-solving, and decision-making skills.

Preferred Qualifications

• Experience with hybrid quantum-classical methods (e.g., VQE, QAOA).
• Familiarity with quantum hardware platforms and simulators.
• Background in financial modeling, portfolio optimization, or risk analytics.

Compensation & Benefits

At American Express, we offer a total rewards package designed to support your holistic well-being and success:

• Competitive base salary and bonus incentives
• 6% company match on retirement savings plans
• Comprehensive medical, dental, vision, life, and disability insurance
• 20+ weeks of paid parental leave for all parents (pregnancy, adoption, or surrogacy)
• Amex Flex work model (hybrid, onsite, or virtual depending on role)
• Free access to wellness centers and mental health support through Healthy Minds
• Free financial coaching and planning resources
• Career development and training opportunities

Diversity, Inclusion & Equal Opportunity

American Express is proud to be an Equal Opportunity Employer. We make employment decisions without regard to race, religion, color, sex, gender identity, sexual orientation, national origin, age, veteran status, disability status, or any other protected status under applicable law. We also comply with local fair chance hiring laws, including the California Fair Chance Act and similar regulations.

For U.S. job seekers, click here to view the “Know Your Rights” poster.

Shape the Quantum Future at American Express

If you’re excited about quantum computing and passionate about building the next generation of financial technology, we encourage you to apply—even if your experience doesn’t align perfectly with every requirement.

Your future starts here—with the backing of American Express.