Staff Firmware Engineer

PsiQuantum • Palo Alto, CA

2d

About The Position

The mission of PsiQuantum's Staff Firmware Engineering role is to contribute to the development of robust and scalable firmware solutions which are integral to the underlying quantum computer system. The Firmware Team is part of the larger electronics team at PsiQuantum and collaborates with the hardware, digital design, system architecture, controls software, and quantum system validation teams.

Requirements

• Bachelor's or Master's degree in Computer Science, Electrical Engineering, or related field.
• Minimum of 10 years hand-on firmware development and architecture experience leading to a successful commercial product.
• Experience architecting solutions for multiple products and/or sets of control boards.
• Expert level firmware development in C/C++.
• Intermediate or advanced Python for control and test interfaces.
• Familiarity with build systems, version control, and test driven development.
• Schematic review and hardware debugging tools and techniques.
• RTOS, bare-metal, linux development experience.
• Communications protocol development.

Responsibilities

• Collaborate with hardware and system architecture teams to define system-level architectures, board designs, and component selection, with emphasis on timing, signal integrity, and control requirements.
• Lead cross-functional technical discussions to drive firmware architectural decisions and align implementation choices with system performance, reliability, and scalability goals.
• Define, implement, and maintain well-specified interfaces between firmware, hardware, and higher-level software, including low-level drivers, communication protocols, and python APIs.
• Design, implement, and validate embedded firmware across bare-metal, RTOS, and embedded Linux environments, including device drivers, closed-loop control algorithms, calibration routines, and deterministic state machines.
• Partner closely with controls, hardware, systems, and test engineers to integrate firmware into complex systems and ensure correct end-to-end behavior under nominal and fault conditions.
• Mentor senior and mid-level firmware engineers.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 501-1,000 employees