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Backend Software Engineer - Key Management System - SandboxAQ

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Job Title
Backend Software Engineer - Key Management System
Job Location
Washington, D.C. or Remote, USA
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.

About The Role: 

The Sandbox team is looking for a software engineer to help functionalize the next generation of cryptographic systems. A successful candidate will be comfortable with user space Linux development, network engineering, cryptographic algorithms and secure 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. 

This position is contingent on contract award.

How you will make an impact:

  • Designing and developing a Key Management System leveraging open source and proprietary frameworks
  • Implementing related cryptographic APIs
  • Contribute to the design of (asynchronous) networking-oriented APIs
  • Provide guidance on software development scope, capacity, prioritization and best practices

What you should have:

  • U.S. Citizenship is required due to USG contract requirements
  • Ability to timely obtain and maintain a U.S. security clearance
  • Competency with C/C++ and Go
  • Expertise building enterprise Key Management Systems, familiarity with the PKCS#11 interface and knowledge of X.509 certificates. 
  • Understanding of network infrastructure fundamentals and network operations
  • Understanding of security and privacy technologies, including encryption, authentication protocols, identity and access management systems, etc
  • Ability to work in a small team / rapid prototyping environment and deal with uncertainty and fluidity

It'd be great if you also had these:

  • Active TS with SCI eligibility within the last 2 years 
  • Familiarity with the Rust language
  • Familiarity with Post-Quantum Cryptography
  • Competence with optimization of networks / large systems, especially with ML
  • Expertise designing and deploying large-scale distributed systems
  • Experience with embedded Linux network devices

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