Biosensor Hardware Engineer

Meta•Sunnyvale, CA

About The Position

Meta Platforms, Inc. (Meta), formerly known as Facebook Inc., builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it changed the way people connect. Apps and services like Messenger, Instagram, and WhatsApp further empowered billions around the world. Now, Meta is moving beyond 2D screens toward immersive experiences like augmented and virtual reality to help build the next evolution in social technology. To apply, click “Apply to Job” online on this web page.

Requirements

Requires a Master’s degree (or foreign equivalent) in Electrical Engineering or related field and 18 months of work experience in the job offered or a related occupation
Requires 18 months of experience involving the following:
Biosensor development (PPG, ECG, BioZ, temperature sensors), including validation experience, root cause analysis, and proposing mitigation for sensor inaccuracies
Characterization of sensor systems using electronics lab tools oscilloscopes, power supplies, network analyzers and logic analyzers and optical test equipment (white-card testing or integrating sphere)
Hardware design, including PCB schematic and layout design (Kicad) and sensor integration practices for wearable platforms
Experience with Python including creating software test infrastructure to communicate with test hardware and process sensor data using Python or MATLAB
Working with optical systems and photoplethysmography, including experience in the optical sensor manufacturing landscape, LED and photodiode physics, SNR, cross-talk, CTR, and noise sources
Experience with Medical-grade temperature sensing and validation using temperature oven/oil bath
ADC and analog front-end fundamentals for health and wearable applications
Using and contributing to a version-controlled group software repository, such as Github or SVN
I2C and SPI hardware communication interfaces
Failure analysis (FA) techniques, such as SEM, X-ray or CT scan

Responsibilities

Integrate new sensor modalities into high volume consumer products through all stages of product development (from prototyping, design, and characterization, through mass production).
Collaborate with cross-functional teams in design, test, and integration of electrical systems for biosensors applications in wearable products.
Develop firmware solutions for testing and validating prototypes and products under test.
Failure analysis and corrective actions on integration of sensor modules as part of product development cycle.
Operate computer-assisted engineering or design software or equipment to perform engineering tasks.
Design, implement, maintain, or improve electrical instruments, equipment, facilities, components, products, and systems.
Compile data and write reports regarding existing and potential electrical engineering projects.