{"schemaVersion":"jobsearcher.job.v1","id":"61ebb037eaa23742e9fed857","url":"https://jobsearcher.com/jobs/61ebb037eaa23742e9fed857","canonicalUrl":"https://jobsearcher.com/jobs/61ebb037eaa23742e9fed857","title":"Controls & Test Engineer - Cryogenic Systems","description":"Controls & Test Engineer – Cryogenic Systems\nJoin Maybell Quantum as a Controls & Test Engineer to own embedded controls, system automation, and testing workflows in a fast‑paced quantum hardware startup.\n\nOverview\nMaybell Quantum is redefining the future of computing by building the hardware foundation for the next 30 years of quantum revolution. The Controls & Test Engineer will design and implement real‑time control systems for thermal and fluid hardware, integrate sensors and actuators, and validate performance in cryogenic test environments.\n\nResponsibilities\n\nDesign and program embedded systems for active thermal control, diagnostics, and telemetry\n\nDevelop closed‑loop control algorithms (e.g., PID for temperature/pressure regulation)\n\nCreate and maintain SCADA or HMI interfaces for system monitoring and control\n\nDesign circuits for sensor integration, heater actuation, valve control, and interlock logic\n\nCapture and analyze test data; contribute to system performance optimization and root‑cause analysis\n\nSupport troubleshooting and validation of prototype hardware in a lab environment\n\nMaintain documentation for testing, data logs, and failure analysis\n\nWork closely with the design team to integrate sensors, actuators, and control logic into the overall system architecture, ensuring the final product meets performance and reliability targets\n\nBasic Qualifications\n\nDegree in Electrical Engineering, Mechanical Engineering, Physics, or related field\n\n3+ years of hands‑on experience with embedded control systems\n\nExperience integrating sensors and actuators into system designs\n\nFamiliarity with Python or C/C++ for embedded development\n\nStrong troubleshooting skills with electronics and controls software\n\nPreferred Qualifications\n\nProficiency in PID control loop design for thermal/fluid systems\n\nUnderstanding of thermodynamic systems\n\nExperience with cryogenic systems such as dilution refrigerators, ³He systems, or pulse tubes\n\nFamiliarity with DAQ hardware and software\n\nExperience with high voltage wiring\n\nElectrical panel design to UL/NFPA/ATEX codes\n\nComfort working with vacuum systems, cryostats, or experimental thermal equipment\n\nWhat We Offer\n\nBase Salary: $95k–$130k plus equity, bonus, and overtime pay\n\nBenefits: Health, dental, vision, 401(k) matching, flexible PTO, and more\n\nGrowth: Significant opportunities for career advancement and professional development\n\nImpact: Direct influence on the success of a revolutionary technology company\n\nTeam: Collaboration with world‑class scientists, engineers, and leaders shaping a new industry\n\nMaybell Quantum is dedicated to building a diverse, inclusive, and authentic workforce. If you are excited about this role but your experience does not align perfectly, we still encourage you to apply. At this time we do not provide visa sponsorships.\n\n#J-18808-Ljbffr","company":"Maybell Quantum","rawCompany":"maybell quantum","city":"Denver","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-07-16T04:12:23.917Z","occupations":[{"code":"17-2199.05","title":"Mechatronics Engineers","slug":"mechatronics-engineers"},{"code":"17-2072.00","title":"Electronics Engineers, Except Computer","slug":"electronics-engineers-except-computer"},{"code":"17-2199.00","title":"Engineers, All Other","slug":"engineers-all-other"}],"industries":[{"code":"334519","title":"Other Measuring and Controlling Device Manufacturing","slug":"other-measuring-and-controlling-device-manufacturing"},{"code":"334513","title":"Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables","slug":"instruments-and-related-products-manufacturing-for-measuring-displaying-and-controlling-industrial-process-variables"},{"code":"541715","title":"Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)","slug":"research-and-development-in-the-physical-engineering-and-life-sciences-except-nanotechnology-and-biotechnology"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Controls & Test Engineer - Cryogenic Systems","description":"Controls & Test Engineer – Cryogenic Systems\nJoin Maybell Quantum as a Controls & Test Engineer to own embedded controls, system automation, and testing workflows in a fast‑paced quantum hardware startup.\n\nOverview\nMaybell Quantum is redefining the future of computing by building the hardware foundation for the next 30 years of quantum revolution. The Controls & Test Engineer will design and implement real‑time control systems for thermal and fluid hardware, integrate sensors and actuators, and validate performance in cryogenic test environments.\n\nResponsibilities\n\nDesign and program embedded systems for active thermal control, diagnostics, and telemetry\n\nDevelop closed‑loop control algorithms (e.g., PID for temperature/pressure regulation)\n\nCreate and maintain SCADA or HMI interfaces for system monitoring and control\n\nDesign circuits for sensor integration, heater actuation, valve control, and interlock logic\n\nCapture and analyze test data; contribute to system performance optimization and root‑cause analysis\n\nSupport troubleshooting and validation of prototype hardware in a lab environment\n\nMaintain documentation for testing, data logs, and failure analysis\n\nWork closely with the design team to integrate sensors, actuators, and control logic into the overall system architecture, ensuring the final product meets performance and reliability targets\n\nBasic Qualifications\n\nDegree in Electrical Engineering, Mechanical Engineering, Physics, or related field\n\n3+ years of hands‑on experience with embedded control systems\n\nExperience integrating sensors and actuators into system designs\n\nFamiliarity with Python or C/C++ for embedded development\n\nStrong troubleshooting skills with electronics and controls software\n\nPreferred Qualifications\n\nProficiency in PID control loop design for thermal/fluid systems\n\nUnderstanding of thermodynamic systems\n\nExperience with cryogenic systems such as dilution refrigerators, ³He systems, or pulse tubes\n\nFamiliarity with DAQ hardware and software\n\nExperience with high voltage wiring\n\nElectrical panel design to UL/NFPA/ATEX codes\n\nComfort working with vacuum systems, cryostats, or experimental thermal equipment\n\nWhat We Offer\n\nBase Salary: $95k–$130k plus equity, bonus, and overtime pay\n\nBenefits: Health, dental, vision, 401(k) matching, flexible PTO, and more\n\nGrowth: Significant opportunities for career advancement and professional development\n\nImpact: Direct influence on the success of a revolutionary technology company\n\nTeam: Collaboration with world‑class scientists, engineers, and leaders shaping a new industry\n\nMaybell Quantum is dedicated to building a diverse, inclusive, and authentic workforce. If you are excited about this role but your experience does not align perfectly, we still encourage you to apply. At this time we do not provide visa sponsorships.\n\n#J-18808-Ljbffr","datePosted":"2026-07-16T04:12:23.917Z","dateModified":"2026-07-16T04:12:23.917Z","hiringOrganization":{"@type":"Organization","name":"Maybell Quantum","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Denver","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"61ebb037eaa23742e9fed857"},"url":"https://jobsearcher.com/jobs/61ebb037eaa23742e9fed857"}}