Senior Firmware Engineer / FitnessTech

Motion Recruitment
  • Chicago, IL
    1 day ago

    Job Description

    A rapidly growing consumer hardware and AI company is seeking a Senior Firmware Engineer, Connectivity, to join their full-time engineering team. This role can be based in the United States and focuses on building next-generation connected devices that blend embedded systems, cloud technology, and machine learning. The ideal candidate will bring deep expertise in Bluetooth Low Energy (BLE), embedded development in C/C++, and wireless device architecture while helping scale a globally deployed product platform.

    This is a unique opportunity to become the primary technical owner of wireless connectivity for a category-defining consumer product. The engineer joining this team will influence architecture decisions, firmware update strategy, power optimization efforts, manufacturing validation, and customer-facing reliability initiatives. Candidates who enjoy solving difficult challenges across firmware, RF, hardware, and mobile environments will find significant growth opportunities and ownership in this position.


    Required Skills & Experience
    • · 5+ years of embedded software or firmware engineering experience
    • 3+ years building and shipping BLE-enabled products
    • Strong understanding of Bluetooth protocols including GAP, GATT, L2CAP, SMP, and BLE security
    • Expertise with C and/or C++ development on microcontrollers
    • Experience with embedded peripherals including UART, SPI, I2C, and DMA
    • Hands-on debugging experience using oscilloscopes, logic analyzers, and protocol sniffers
    • Experience deploying OTA firmware updates in production environments
    • Knowledge of low-power device optimization techniques
    Desired Skills & Experience
    • Nordic Semiconductor platform experience
    • Zephyr or nRF Connect SDK experience
    • Consumer electronics or IoT product experience
    • Secure boot and embedded security knowledge
    • Regulatory certification experience (FCC, CE, Bluetooth SIG)
    • Manufacturing support experience
    • Python or Node.js tooling experience
    • Multi-device BLE architecture expertise
    What You Will Be Doing
    Tech Breakdown
    • 70% Embedded Firmware Development
    • 20% Wireless Connectivity & RF Optimization
    • 10% Automation, Tooling & Testing
    Daily Responsibilities
    • 80% Hands-On Engineering
    • 5% Leadership & Mentorship
    • 15% Cross-Functional Collaboration

    The Offer
    • Bonus eligible
    You will receive the following benefits:
    • Medical, Dental, and Vision Insurance
    • Vacation Time
    • Stock Options

    Applicants must be currently authorized to work in the US on a full-time basis now and in the future.

    #LI-EM1

    Numbers & Facts

    LocationChicago, IL

    Skills

    • Artificial Intelligence (AI)unmatched
    • Automationunmatched
    • Bluetoothunmatched
    • C Programming Languageunmatched
    • C++ Programming Languageunmatched
    • Cloud Computingunmatched
    • Computer Firmwareunmatched
    • Consumer Electronicsunmatched
    • Cross-Functionalunmatched
    • Customer Relationsunmatched
    • Debugging Skillsunmatched
    • Dental Insuranceunmatched
    • Embedded Softwareunmatched
    • Embedded Systemsunmatched
    • Engineeringunmatched
    • FCC (Federal Communications Commission)unmatched
    • I2Cunmatched
    • Internet of Thingsunmatched
    • Leadershipunmatched
    • Logic Analyzerunmatched
    • Low Powerunmatched
    • Machine Learningunmatched
    • Machine Toolunmatched
    • Manufacturingunmatched
    • Mentoringunmatched
    • Microcontrollerunmatched
    • Node.jsunmatched
    • Oscilloscopeunmatched
    • Peripheral Hardwareunmatched
    • Product Engineeringunmatched
    • Production Systemsunmatched
    • Python Programming/Scripting Languageunmatched
    • Radio Frequencyunmatched
    • Regulationsunmatched
    • Semiconductorsunmatched
    • Snifferunmatched
    • Symmetric MultiProcessing (SMP) Computingunmatched
    • Universal Asynchronous Receiver-Transmitter (UART)unmatched
    • Vision Planunmatched
    • Wireless Communicationsunmatched

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