• Define the overall embedded firmware architecture for custom SoCs, including boot flows, hardware abstraction layers (HALs), drivers, and system services. • Develop low-level firmware in C/C++ (and assembly where needed) for CPUs, DSPs, and microcontrollers embedded within SoCs. • Own boot ROM, first-stage bootloader, secure boot, and early initialization sequences. • Design and implement device drivers for on-chip peripherals (DMA, memory controllers, interconnects, SerDes, ADC/DAC interfaces, timers, GPIO, etc.). • Lead pre-silicon firmware development. • Drive post-silicon bring-up, including power-on sequencing, clocking, reset, memory bring-up, and peripheral validation. • Debug complex HW/FW issues using JTAG, logic analyzers, oscilloscopes, trace tools, and custom debug hooks. • Collaborate with SoC architects to define register maps, memory maps, interrupts, DMA flows, and debug infrastructure. • Provide firmware input during architecture, PDR/CDR, and silicon reviews. • Bring up and integrate RTOS or bare-metal. • Support integration with higher-level system software or application processors as needed. • Implement robust error handling, logging, and recovery mechanisms. • Support manufacturing test, production firmware, and field diagnostics. • Contribute to long-term firmware maintainability and scalability across multiple SoC generations.

Job Description: ·                  Design of complex analog circuit card assemblies ·                  Design, analysis, and verification of analog circuits for FPGA and microcontroller interfaces (PCIe, SPI, I2C, UART, GPIO, DDR, Ethernet, ARINC, 1553, etc.) ·                  High-speed interface design and signal integrity verification ·                  Circuit design activities including component selection, schematic capture, PCB support, simulation, and testing ·                  Support testing and troubleshooting of systems and sub-assemblies ·                  Work closely with PCB layout and packaging teams ·                  Prepare and review technical documentation (test procedures, specifications, ECOs, reports, etc.) ·                  Collaborate with Engineering, Operations, and Quality teams for defect resolution ·                  Drive design and process improvements to enhance performance and efficiency ·                  Provide training and support to technicians and manufacturing teams ·                  Lead or mentor junior engineers as required ·                  Interface with customers and suppliers ·                  Present designs in internal and customer review meetings ·                  Support legacy design updates and reverse engineering Must Have Skills: ·                  EMI and lightning protection experience ·                  Experience with Siemens (Mentor) DX Designer ·                  Experience with HyperLynx

Role Description - Design of complex analog circuit card assemblies - Design, analysis, and verification of analog circuits for FPGA and microcontroller interfaces (PCIe, SPI, I2C, UART, GPIO, DDR, Ethernet, ARINC, 1553, etc.) - High-speed interface design and signal integrity verification - Circuit design activities including component selection, schematic capture, PCB support, simulation, and testing - Support testing and troubleshooting of systems and sub-assemblies - Work closely with PCB layout and packaging teams - Prepare and review technical documentation (test procedures, specifications, ECOs, reports, etc.) - Collaborate with Engineering, Operations, and Quality teams for defect resolution - Drive design and process improvements to enhance performance and efficiency - Provide training and support to technicians and manufacturing teams - Lead or mentor junior engineers as required - Interface with customers and suppliers - Present designs in internal and customer review meetings - Support legacy design updates and reverse engineering Qualifications - EMI and lightning protection experience - Experience with Siemens (Mentor) DX Designer - Experience with HyperLynx

Role Description Noctrix Health is redefining the treatment of chronic neurological disorders with clinically validated therapeutic wearables. We are seeking an experienced and innovative Principal Electrical Engineer to lead the architecture, design, and development of electrical systems supporting our next-generation therapeutic wearable devices. In this role, you will drive hardware innovation while ensuring designs meet the highest standards for safety, reliability, and performance within regulated medical device environments. The Principal Electrical Engineer will lead full lifecycle hardware development—from concept through manufacturing transfer—while collaborating with cross-functional teams to deliver high-quality, patient-centered products. This role reports to the SVP, Product and plays a critical role in shaping the technical direction of Noctrix Health’s hardware platforms. Responsibilities: - Serve as the technical authority for electrical architecture and hardware design across Noctrix’s therapeutic wearable platforms. - Lead 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 selection. - Architect robust electrical systems that meet the performance, reliability, and safety requirements of prescription medical devices operating in FDA-regulated environments. - Drive full lifecycle hardware development—from early concept and feasibility through detailed design, verification, validation, and transfer to manufacturing. - Perform and guide detailed electrical engineering analysis including signal integrity, power management design, noise mitigation, and system-level performance optimization. - Lead rigorous troubleshooting and root cause investigations for electrical and system-level issues during development, verification testing, and manufacturing. - Develop, review, and maintain high-quality design documentation in compliance with medical device quality systems, including design inputs/outputs, risk analysis, verification protocols, and traceability artifacts. - Ensure electrical designs support regulatory compliance requirements including IEC 60601 safety, EMC, and applicable medical device standards. - Work closely with firmware and systems teams to develop integrated hardware solutions that deliver reliable therapeutic performance and exceptional patient experience. - Mentor engineers and contribute to raising the technical depth and engineering rigor of the hardware team. - Support manufacturing partners and internal teams in design for manufacturability (DFM), testability (DFT), and scale-up to production. - Contribute to the identification and development of new electrical technologies, architectures, and hardware platforms aligned with Noctrix’s long-term product roadmap. Qualifications - B.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 selection. - Strong proficiency with Altium Designer or similar professional PCB design tools. - Demonstrated experience architecting and delivering battery-powered embedded systems, including power management, DC-DC conversion, Li-ion battery management, and charging circuitry. - Experience designing systems using microcontrollers and embedded firmware interfaces, with working knowledge of C-based firmware development. - Strong understanding of common embedded communication protocols including USB, I²C, SPI, UART, and BLE. - Experience performing electrical analysis and simulation, including signal integrity, power integrity, and noise mitigation in compact electronic systems. - Experience designing for and supporting EMC/EMI compliance and testing, including familiarity with IEC 60601, EN 61326, or comparable standards. - Demonstrated experience delivering hardware–software integrated products from early concept through verification, validation, and commercialization. - Experience working within regulated development environments, including familiarity with FDA design controls, design history files (DHF), and traceable engineering documentation. - Exceptional hands-on engineering capability, with a proven ability to troubleshoot complex electrical and system-level issues. - Ability to produce clear, rigorous engineering documentation including design analysis, test reports, verification protocols, and design rationale. - Strong communication and collaboration skills across multidisciplinary teams including firmware, mechanical engineering, product management, clinical, and manufacturing teams. - Ability to communicate complex technical concepts clearly to both engineering peers and executive leadership. Requirements - M.S. in Electrical Engineering or a related technical field (preferred). - Experience developing wearable medical devices or compact battery-powered consumer electronics. - Experience designing low-power embedded systems for continuous or wearable operation. - Experience 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 commercialization. - Experience collaborating with contract manufacturers and external development partners during product development and manufacturing scale-up. Benefits - Base pay: $140,000–$160,000 per year + bonus + stock option.