Quantum Control Hardware Engineer

Job Description

Job Title: Staff Quantum Control Hardware Engineer. Location: Bothell, Washington, Vista, California, United States

As a Staff Quantum Control Hardware Engineer, you will lead the design of low-noise, high-precision mixed-signal hardware that controls optical systems and reads single-photon detectors; Your work will directly support quantum key distribution, entanglement distribution and next-generation quantum networking infrastructure.

Responsibilities:

Design and develop low-noise, high-precision mixed-signal circuit boards using ADCs and DACs
Build hardware to drive optical modulators and laser sources for quantum networking protocols
Design ultra-low-noise readout interfaces for single-photon detectors used in QKD and sensing
Ensure signal integrity and coherence to preserve quantum states during transmission;
Collaborate with FPGA engineers to align timing, synchronization, and signal conditioning needs
Lead the full hardware lifecycle including schematics, PCB layout, simulation, testing, and system integration
Troubleshoot complex hardware systems to reduce phase noise and jitter
Mentor junior engineers and guide technical decisions for physical layer architecture

Qualifications:

Bachelor’s or Master’s degree in Electrical Engineering, Physics, or a related field
8 or more years of experience in mixed-signal hardware design and PCB layout
Strong background in low-noise analog circuit design and precision instrumentation
Experience with high-speed ADCs, DACs, and signal conditioning chains;
Proficiency with EDA tools such as Altium or Cadence
Solid understanding of signal integrity, power integrity, and grounding techniques

Preferred:

Experience with low-latency networks or optical communication systems
Background in quantum communication or quantum networking hardware;
Familiarity with precision sensing systems such as magnetometers or atomic clocks
Experience interfacing hardware with FPGA-based timing systems
Knowledge of fiber-optic component control