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Build the sensors that change how people monitor their health.
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Principal Embedded Systems Engineer
Lead the design, development, and optimization of the embedded software and hardware behind our medical sensor platforms, from architecture to reliable operation in real-world clinical environments.
- Location
- Irvine, CA
- Work mode
- On-site
- Team
- Embedded Systems
- Posted
- October 2, 2026
About IMS: Who we are
Integrated Medical Sensors Inc. develops advanced sensor technologies for medical and healthcare applications. The company focuses on integrating semiconductors, electronics, software, and data to improve clinical decision-making and patient monitoring. Team members work in a multidisciplinary environment that combines engineering, science, and healthcare innovation.
Applicants can expect a collaborative culture that values technical excellence, quality, and regulatory compliance. The organization offers opportunities to contribute to products that have meaningful impact on patient outcomes in a flexible environment.
The role: What you will lead
The Principal Embedded Systems Engineer is responsible for leading the design, development, and optimization of embedded software and hardware for medical sensor platforms. This role includes architecting embedded systems, writing and reviewing firmware, integrating electronics and sensors, and ensuring reliable operation in real-world clinical environments.
You will collaborate with electrical, software, and quality teams to define requirements, conduct design reviews, debug and test, and support verification and validation activities in accordance with medical device standards.
Day-to-day tasks involve hands-on development, troubleshooting complex system issues, mentoring other engineers, and contributing to documentation for regulatory submissions.
Technologies
- C / C++
- Bluetooth Low Energy
- ARM Cortex
- nRF
- STM32
- Silicon Labs BLE
- UART
- I2C
- SPI
- ADC
- Flash
Essential job responsibilities: What the work involves
Ultra-low-power BLE
BLE programming for ultra-low-power operation.
Analog and MCU interfacing
Interfacing electrical components (e.g., amplifiers, comparators) with a microcontroller.
BLE platforms and ARM Cortex
Experience with any of the nRF, STM32, or Silicon Labs BLE module product lines, and working knowledge of the ARM Cortex family.
Communication and peripherals
Embedded communication and peripherals including UART, I2C, SPI, ADC, and Flash operation.
Hardware-level debugging
Ability to read schematics and debug hardware-level issues.
Lab test equipment
Skilled in using lab test equipment including oscilloscopes, logic analyzers, and related equipment.
Lab upkeep and safety
Maintaining laboratory equipment and ensuring compliance with safety protocols.
Medical device regulations
Understanding medical device regulations (e.g., quality assurance, FDA processes).
Qualifications: What you bring
- Strong skills in embedded software and software development, including C/C++ for microcontrollers and low-level driver implementation.
- Background in electrical engineering and electronics, with experience in schematic review, board bring-up, sensor integration, and hardware–software interfacing.
- Experience with Bluetooth Low Energy (BLE) systems, such as connected medical devices, wireless communication protocols, secure data transmission, bonding and pairing, security, GATT profiles, and custom services.
- Proven ability to lead complex embedded system projects, including architecture definition, design trade-offs, and cross-functional technical coordination.
- Knowledge of medical device development practices, including risk management, documentation, and standards (e.g., IEC 62304, ISO 13485, FDA QSR) is highly beneficial.
- Strong analytical, debugging, and problem-solving skills, with proficiency in tools such as oscilloscopes, logic analyzers, and protocol analyzers.
- Effective communication and collaboration skills, with the ability to mentor and guide engineering teams in a multidisciplinary environment.
- Bachelor’s or master’s degree in Electrical Engineering, Computer Engineering, or a related field, or equivalent practical experience.
Compensation: What we offer
Competitive package
Competitive salary and benefits commensurate with experience and skills.
Flexible environment
A flexible working environment within a collaborative, multidisciplinary team.
Room to grow
Potential for significant growth as the company and its products scale.
How to apply: Ready to build what comes next in health monitoring?
Send your resume and a brief description of your experience. We would like to hear from you.
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