Staff Firmware Engineer

Responsibilities

• Collaborate with hardware and system architecture teams to define system-level architectures, board designs, and component selection
• Lead cross-functional technical discussions to drive firmware architectural decisions
• Define, implement, and maintain interfaces between firmware, hardware, and higher-level software, including low-level drivers and Python APIs
• Design, implement, and validate embedded firmware across bare-metal, RTOS, and embedded Linux environments
• Partner with controls, hardware, systems, and test engineers to ensure correct end-to-end behavior
• Mentor senior and mid-level firmware engineers

Requirements

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

About the Company

PsiQuantum's mission is to build the first useful quantum computers—machines capable of delivering the breakthroughs the field has long promised. Our architecture is based on silicon photonics, leveraging advanced semiconductor manufacturing to build million-qubit, fault-tolerant quantum systems.