Staff Software Engineer, Observability/Site Reliability

PsiQuantum•Palo Alto, CA
•$164,900 - $276,800

About The Position

PsiQuantum’s OS Core Team works with engineers and scientists in electronics, system architecture, and validation to build the scalable, distributed, fault-tolerant control plane and operating system for utility-scale photonic quantum computers. The team develops orchestration, scheduling, kernel architecture, co-design, calibration, validation, abstractions, systems, and operating software for a heterogeneous fabric of co-processors, networks, and photonics. The Staff Software Engineer will scale and extend the high-performance graph database that holds critical information for controlling and managing PsiQuantum computing systems, supporting the systems’ substantial growth in size and complexity. The role also involves designing and implementing data systems and collaborating across software, hardware, and research teams. The job summary refers to the role as Senior Software Engineer, Calibration & Control.

Requirements

  • 15+ years of experience with Python or C++ in a system software context.
  • Experience designing and implementing large-scale distributed storage systems, with an emphasis on graph databases.
  • A proven track record of developing and shipping reliable, performant software in a high-scale or mission-critical context.
  • A bachelor’s degree in a technical discipline is preferred, or equivalent experience.

Nice To Haves

  • Experience with graph database systems such as Nebula, Neo4j, or Gravlax.
  • Experience in high-performance computing and data design.
  • Experience in computer architecture.
  • Experience in high-performance networking.
  • Experience with highly scalable distributed systems in a reliability- and uptime-critical environment.
  • A Ph.D. in a related technical discipline; this is a plus but not required.

Responsibilities

  • Scale and extend core database systems to support the increasing size and complexity of PsiQuantum’s computing systems.
  • Design and implement data systems.
  • Participate in design and code reviews.
  • Collaborate across software, hardware, and research teams.
  • Test and maintain database software.
  • Champion and exemplify good software development practices at PsiQuantum.

Benefits

  • Competitive health coverage for the employee and dependents.
  • 401(k) with company match.
  • Equity grants.
  • Access to financial wellness tools and planning resources.
  • Wellness benefits.
  • Family support programs.
  • Life and disability insurance.
  • Paid leave programs.
  • Company-designated paid holidays.
  • Discretionary time off (DTO).
  • End-of-year company shutdown.
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