Senior Low-Power Wireless Sensor Engineer

DwyerOmega; Simi Valley (CA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Job summary

DwyerOmega in Simi Valley, CA is seeking a Senior Electronics Design Engineer to lead the design and development of advanced wireless monitoring systems for healthcare, regulatory, and industrial applications. This role will own end-to-end product development, including multilayer PCB design, embedded firmware on STM32, Nordic nRF, and Ambiq Apollo, and integration of environmental sensors.

Focus on ultra-low-power design, BLE/LoRa/Wi-Fi/cellular, cloud connectivity with MQTT and REST, and

Qualifications

• Bachelor’s degree in Electrical Engineering, Computer Engineering, or related field.
• 5+ years in embedded systems development.
• 3+ years in wireless sensor network projects.

Responsibilities

• Design, develop, and maintain low-power sensor modules for healthcare, regulatory and industrial monitoring applications.
• Implement embedded firmware on microcontrollers (STM32, Nordic nRF, Ambiq Apollo) using C, Zephyr RTOS, and other frameworks.
• Develop and optimize wireless communication protocols including BLE, LoRa, Wi-Fi, and cellular (LTE-M, NB-IoT).
• Perform power optimization for battery-operated devices, including hardware circuit design, firmware strategies, and energy harvesting techniques for ultra-low-power designs.
• Design multilayer printed circuit boards (6+ layers) with emphasis on signal integrity, EMC/EMI mitigation, and optimized power section management.
• Integrate environmental sensors (temperature, humidity, differential pressure, gas) and ensure accurate data acquisition.
• Conduct debugging, validation, and testing of hardware/software systems, including data analysis and signal processing algorithms.
• Collaborate with cross-functional teams to design scalable cloud connectivity solutions using REST, MQTT, FastAPI, Azure/AWS.
• Provide technical documentation, support production, and ensure compliance with quality and safety standards, including ISO-26262 for V-model development processes and ISO-17025 for sensor calibration and testing.

Skills

Embedded systems

Wireless

PCB design

C programming

RTOS

Linux

Cloud data

Education

Bachelor's degree in Electrical/Computer Engineering

Tools

Altium Designer

KiCad

STM32

nRF52

Ambiq Apollo

Zephyr RTOS

FreeRTOS

Azure/AWS

Job description

DwyerOmega in Simi Valley, CA is seeking a Senior Electronics Design Engineer to lead the design and development of advanced wireless monitoring systems for healthcare, regulatory, and industrial applications. This role will own end-to-end product development, including multilayer PCB design, embedded firmware on STM32, Nordic nRF, and Ambiq Apollo, and integration of environmental sensors.

Focus on ultra-low-power design, BLE/LoRa/Wi-Fi/cellular, cloud connectivity with MQTT and REST, and