Systems Hardware Engineer

Job Description

Job Title: Staff Systems Hardware Engineer. Location: Milpitas, California, United States

PsiQuantum is on a mission to build the world's first utility-scale quantum computer. As a Staff Systems Hardware Engineer, you will contribute directly to the design, development, and validation of advanced electro-optical systems; This hands-on position plays a critical role in building scalable systems that support fault-tolerant quantum computing using photonics based architecture.

Responsibilities:

• Collaborate with optical system designers to define electrical system requirements and support the development of breakout boards and prototypes.
• Lead schematic and system-level electrical design, including cabling and layout definitions.
• Perform bring-up and debug of electronic boards and systems, including EMI suppression and signal integrity testing.
• Utilize Python to script lab automation tools and interface with hardware through proprietary control APIs.
• Work cross-functionally with electronics, thermal, mechanical, firmware, and optical teams to integrate and validate systems.
• Execute validation plans and provide hands-on support during system integration and commissioning phases.

Qualifications:

• BS, MS, or PhD in Electrical Engineering, Optical Engineering, or Physics.
• Minimum 5 years of experience developing hardware for optical transceivers or RF systems.
• Strong background in FPGA/microcontroller integration, clock/power distribution, and EMI suppression.
• Proficient in using lab instrumentation such as oscilloscopes, VNAs, signal generators, and power supplies.
• Experience writing Python scripts for hardware control and test automation.
• Skilled in debugging and optimizing electro-optical systems.

Preferred:

• Hands-on experience with electro-optics, photonics, or non-linear optics systems.
• Familiarity with vacuum systems and cryogenic environments.
• Experience in full hardware product lifecycle from R&D through deployment.

What We Offer:

• Competitive base salary: $190,000 – $235,000 USD (Bay Area)
• Equity and comprehensive benefits package
• Opportunity to work on cutting-edge quantum technology in a cross-functional, innovative team
• Be part of government-backed initiatives building quantum data centers in the US and Australia

Instructions for Applicants: Submit a cover letter including the word “purple”. Upload your CV/resume and complete the application fields. Only applications through PsiQuantum’s official channels will be considered