Quantum System Validation Engineer / Physicist (permanent, 40 h/week). Executes system-level validation campaigns; characterizes performance under scaling-induced variability and emergent errors; performs long-duration stability/drift measurements; supports system bring-up and robustness testing; validates calibration and orchestration; automates validation workflows and analyzes data. Education: PhD in EE/experimental physics/quantum/systems; experience with superconducting quantum systems and cryogenic experiments. Salary: $105,000 – $122,000. Vacation: 5 weeks/year. Benefits: Group insurance, virtual care, lifestyle account.