[Remote] Principal Electrical Engineer

Note: The job is a remote job and is open to candidates in USA. Noctrix Health is redefining the treatment of chronic neurological disorders with clinically validated therapeutic wearables. They are seeking an experienced and innovative Principal Electrical Engineer to lead the architecture, design, and development of electrical systems for next-generation therapeutic wearable devices.ResponsibilitiesServe as the technical authority for electrical architecture and hardware design across Noctrix’s therapeutic wearable platformsLead hands-on design and development of complex analog, digital, and mixed-signal circuits for medical device systems, including schematic capture, PCB layout oversight, and component selectionArchitect robust electrical systems that meet the performance, reliability, and safety requirements of prescription medical devices operating in FDA-regulated environmentsDrive full lifecycle hardware development—from early concept and feasibility through detailed design, verification, validation, and transfer to manufacturingPerform and guide detailed electrical engineering analysis including signal integrity, power management design, noise mitigation, and system-level performance optimizationLead rigorous troubleshooting and root cause investigations for electrical and system-level issues during development, verification testing, and manufacturingDevelop, review, and maintain high-quality design documentation in compliance with medical device quality systems, including design inputs/outputs, risk analysis, verification protocols, and traceability artifactsEnsure electrical designs support regulatory compliance requirements including IEC 60601 safety, EMC, and applicable medical device standardsWork closely with firmware and systems teams to develop integrated hardware solutions that deliver reliable therapeutic performance and exceptional patient experienceMentor engineers and contribute to raising the technical depth and engineering rigor of the hardware teamSupport manufacturing partners and internal teams in design for manufacturability (DFM), testability (DFT), and scale-up to productionContribute to the identification and development of new electrical technologies, architectures, and hardware platforms aligned with Noctrix’s long-term product roadmapSkillsB.S. in Electrical Engineering or equivalent technical discipline (M.S. preferred)Minimum 15 years of experience designing and developing complex electrical systems, preferably in medical devices or other regulated industries (e.g., aerospace, automotive, industrial safety systems)Deep expertise in analog, digital, and mixed-signal circuit design, including schematic capture, PCB layout guidance, and component selectionStrong proficiency with Altium Designer or similar professional PCB design toolsDemonstrated experience architecting and delivering battery-powered embedded systems, including power management, DC-DC conversion, Li-ion battery management, and charging circuitryExperience designing systems using microcontrollers and embedded firmware interfaces, with working knowledge of C-based firmware developmentStrong understanding of common embedded communication protocols including USB, I²C, SPI, UART, and BLEExperience performing electrical analysis and simulation, including signal integrity, power integrity, and noise mitigation in compact electronic systemsDemonstrated experience delivering hardware–software integrated products from early concept through verification, validation, and commercializationExperience working within regulated development environments, including familiarity with FDA design controls, design history files (DHF), and traceable engineering documentationExceptional hands-on engineering capability, with a proven ability to troubleshoot complex electrical and system-level issuesAbility to produce clear, rigorous engineering documentation including design analysis, test reports, verification protocols, and design rationaleStrong communication and collaboration skills across multidisciplinary teams including firmware, mechanical engineering, product management, clinical, and manufacturing teamsAbility to communicate complex technical concepts clearly to both engineering peers and executive leadershipM.S. in Electrical Engineering or a related technical fieldExperience developing wearable medical devices or compact battery-powered consumer electronicsExperience designing low-power embedded systems for continuous or wearable operationExperience working within medical device quality systems and regulated product development processes (e.g., FDA design controls, ISO 13485)Demonstrated success leading complex hardware programs from early development through commercializationExperience collaborating with contract manufacturers and external development partners during product development and manufacturing scale-upExperience designing for and supporting EMC/EMI compliance and testing, including familiarity with IEC 60601, EN 61326, or comparable standardsBenefitsBonusCompany OverviewNoctrix Health is pioneering the next-generation of therapeutic wearables that empower patients to take control of their chronic medical conditions. It was founded in 2018, and is headquartered in San Francisco, California, USA, with a workforce of 11-50 employees. Its website is http://www.noctrixhealth.com.Company H1B SponsorshipNoctrix Health, Inc. has a track record of offering H1B sponsorships, with 1 in 2025, 1 in 2024. Please note that this does not guarantee sponsorship for this specific role.