ph3Senior Electronics Engineer (Signal Integrity Instrumentation) /h3 pOne of our leading European clients is looking for a Senior Electronics Engineer to join their team in sunny Barcelona. /p pThis business is building full-stack superconducting quantum computers, from QPUs and cryogenic infrastructure to control electronics, racks, cabling, instrumentation and deployment software. /p pThe team is currently missing a seasoned electronics engineer who designs the signal chain right before it reaches the bench; someone who simulates signal integrity before a board is fabricated. This person woule design grounding instead of guessing it, anticipating the scaling problem, and raising the technical floor of the whole team. /p pUltimately, you will become the technical authority for the electronics layer. /p h3Responsibilities: /h3 ul liSignal chain architecture – Define and document how signals are generated, conditioned, filtered,



routed and shielded from the electronics rack to the QPU, both the DC / flux-bias path (DC to a few hundred MHz) and the RF / readout path (a few GHz) /li liGrounding and shielding by design /li liFiltering and low-noise design /li liPCB design review /li liInstrument integration validation /li /ul h3Experience: /h3 ul li8+ years of hands-on analog / mixed-signal and/or high-speed electronics design /li liLow-noise and signal-integrity design from first principles /li liGrounding and shielding architecture /li liFilter design from specification /li liPCB design-review depth /li liSuperconducting quantum, cryogenic or low-temperature measurement experience /li liLow-noise DC biasing, microwave engineering, attenuators, filtering, twisted-pair / coaxial signal delivery, cryogenic cabling /li /ul /p #J-18808-Ljbffr

📌 Senior Electronics Engineer (Barcelona)
🏢 Darwin Recruitment
📍 Barcelona