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PhD Residency - PQC Research Scientist - SandboxAQ

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PhD Residency - PQC Research Scientist
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Job Description

Ready to join the AQ era?

SandboxAQ is solving challenging problems with AI + Quantum for positive impact. We partner with global leaders in government, academia, and the private sector to identify applications that would benefit from quantum-based applications to current and future commercial challenges. We engage with customers early and throughout the development process to improve market fit.

Our team’s unique approach enables cross-pollination across a diverse range of fields, from physics, computer science, neuroscience, mathematics, cryptography, natural sciences and more! Our success comes from coalescing diverse talent to create an environment where experimental thinking and collaboration yield breakthrough AI + Quantum solutions. Join a culture where thought leadership, diverse talent, employee engagement, and technological impact will create the next tech uproar.

We are deeply committed to education as a means to advance quantum solutions and computing initiatives. We invest in future talent through internship programs, research papers, developer tools, textbooks, educational talks/events and partnerships with universities/talent hubs to attract multi-disciplinary talent. Our hope is to inspire people from all walks of life to be prepared for the quantum era and encourage a path in STEM.

Residencies at SandboxAQ

If you’re a graduate student in STEM ready to bring the new AI + Quantum era to the world, consider joining our residency program at SandboxAQ.

We are currently looking for PhD students in a wide variety of STEM fields — physics, computer science, AI, neuroscience, chemistry, cryptography, mathematics/statistics, biomedical engineering, aerospace engineering, geophysics, and more — to join our world-class team of engineers, scientists and technologists.

PhD Residency - PQC Research Scientist

The Sandbox team is looking for a research scientist resident to help functionalize the next generation of cryptographic systems. A successful candidate will be comfortable with post-quantum cryptography, cryptanalysis of post-quantum cryptosystems and cryptographic protocols. ML experience will be considered a plus. They will be part of a diverse team consisting of cryptographers, mathematicians, ML experts, and physicists, where they will play a key role in efficient and effective enablement of the technologies being developed. 

Core Responsibilities:

  • Research and design new quantum-resistant cryptographic primitives or attacks
  • Work closely with the engineering team to integrate research outcomes into the product portfolio
  • Implement and validate innovative cryptographic constructions and/or protocols

Minimum Qualifications:

  • Strong background in post-quantum cryptography and / or cryptanalysis of post-quantum cryptosystems 
  • Deep understanding of cryptographic protocols
  • Familiarity with MPC, FHE and/or ZK

Preferred Qualifications:

  • Experience in C, C++, Rust or Golang
  • Understanding of side channel attacks and other challenges such as microarchitectural attacks, and their countermeasures
  • Knowledge of formal methods applied to cryptographic implementations
  • Experience contributing to open source projects


  • Location: Remote in North America or Europe
  • Start date: Year-round, on a rolling basis
  • Duration: Flexible, typically between 4 months to one year
  • Eligibility
    • Currently enrolled in a PhD program on math, computer science, or related field. **Non-PhD post-graduate students may be considered on a case-by-case basis as Master Interns (e.g. MD, Masters)
    • Proficiency with at least one programming language (Python, C/C++, Matlab, etc.)
  • For questions, email

What to Expect:

  • Work on a technical project with scientists and engineers on one of our core teams
  • Engagement with fellow residents
  • Competitive compensation
  • Present findings to the rest of Sandbox AQ
  • Have fun!

SandboxAQ welcomes all.

We are committed to creating an inclusive culture where we have zero tolerance for discrimination. We invest in our employees' personal and professional growth. Once you work with us, you can’t go back to normalcy because great breakthroughs come from great teams and we are the best in quantum technology.
We offer competitive salaries, stock options depending on employment type, generous learning opportunities, medical/dental/vision, family planning/fertility, PTO (summer and winter breaks), financial wellness resources, 401(k) plans, and more. 
Equal Employment Opportunity: All qualified applicants will receive consideration regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status.
Accommodations: we provide reasonable accommodations for individuals with disabilities in job application procedures for open roles. If you need such an accommodation.

SandboxAQ Headquarters Location

Palo Alto, CA

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SandboxAQ Company Size

Between 100 - 500 employees

SandboxAQ Founded Year


SandboxAQ Total Amount Raised


SandboxAQ Funding Rounds

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  • Series Unknown

    $500,000,000 USD