Health Sensing & Systems Hardware Intern at ŌURA in San Francisco, CA

Summary: ŌURA is dedicated to empowering individuals to understand and improve their health through innovative products like the Oura Ring. As a Health Sensing Intern, you will support the development of advanced sensor architectures by integrating various sensing modalities and contributing to the design and validation of hardware systems. Responsibilities: - Sensing Systems Design & Integration: Develop methods to integrate signals from various sensor modalities, including electrodes, optical, or MEMS devices - Optical Sensing: Contribute to the prototyping and validation of optical sensor systems (e.g., PPG) for physiological monitoring - Custom ASIC Design & Validation: Support the team's efforts in defining requirements and validating the performance of custom ASIC (Application-Specific Integrated Circuit) solutions for high-performance, low-power sensing - Rapid Prototyping: Design and assemble "sensor prototypes" using evaluation kits, ESP32, Raspberry Pi Pico, or Arduino boards, to test new physiological interfaces in real-world conditions - Full-Stack Hardware Design: Create custom PCBs in KiCad or Altium, focusing on low-noise analog front-ends (AFE) and shielding for micro-volt level signals - Mechanical Integration: Design and 3D print custom enclosures and test fixtures to ensure precise electrode-to-skin coupling and ergonomic fit - IP & Innovation: Document novel hardware architectures, electrode geometries, or shielding techniques. You will be encouraged to contribute to the company’s Intellectual Property (IP) portfolio through internal disclosures and patent filings - Firmware & Data: Write low-level drivers to interface with sensors via I2C/SPI and manage hardware/software versioning using Git - Mechanical Integration: Design and 3D print custom enclosures and test fixtures to ensure precise electrode-to-skin coupling and ergonomic fit Required Qualifications: - Currently enrolled in a Master's or PhD program in Electrical Engineering, Mechatronics, MSE, Biomedical Engineering, or Physics, etc - Biopotential Sensing, MEMS, or Optical Sensing: Strong theoretical and practical understanding of the above sensing modalities - Proficiency with ESP32, Raspberry Pi/Pico, or Arduino ecosystems for quick-turn proof-of-concepts - Experience with 3D printing (SLA/FDM) and CAD (Fusion 360 or SolidWorks) for sensor housing and fixture design - Strong Python skills for data analysis; familiarity with Git for collaborative hardware and software development - Problem Solving & Analytical Thinking - A methodical approach to isolating hardware vs. physiological noise issues - A mindset for identifying unique solutions in electrode materials or circuit topologies that can be protected as company trade secrets or patents - Ability to work independently through ambiguity and rapidly iterate on early-stage concepts Preferred Qualifications: - Hands-on experience with KiCad (preferred) or Altium for multi-layer PCB design with a focus on signal integrity Required Skills: Biopotential Sensing, MEMS, Optical Sensing, Custom ASIC Design Important Skills: KiCad, Arduino, 3D Printing, Python Nice-to-Have Skills: Analytical Thinking, Git Benefits: Competitive salary and equity packages, Health, dental, vision insurance, and mental health resources, An Oura Ring of your own plus employee discounts for friends & family, 20 days of paid time off plus 13 paid holidays and 8 days of flexible wellness time off, Paid sick leave and parental leave, Amazing culture of collaborative and passionate coworkers