Firmware Engineer
Senior Firmware Engineer
📍 Location: Onsite or Hybrid – Austin, TX or Houston, TX
💼 Full-Time | Series A HealthTech | Embedded Systems
💰 $130,000 – $165,000 Base Salary + Equity + Benefits
About Us
We’re a Series A healthtech startup on a mission to improve lives through connected medical technologies. Our team is building the next generation of smart, wearable, and remote-monitoring devices designed to deliver real-time health insights and seamless user experiences. We’re backed by leading investors, and we’re just getting started.
As we scale, we’re looking for a Senior Firmware Engineer to join our core engineering team and help drive the development of the embedded software powering our devices.
About the Role
As Senior Firmware Engineer, you’ll be at the center of product development—working closely with hardware, software, and mobile teams to design and implement reliable, low-power firmware solutions. From board bring-up to production-ready firmware, you’ll own full-stack embedded development and contribute to the launch of clinically impactful technologies.
What You’ll Do
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Design and develop embedded firmware in C/C++ for microcontroller-based systems (Nordic nRF preferred)
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Leverage Zephyr RTOS to manage peripherals and real-time system behavior
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Implement and optimize wireless protocols including Bluetooth/BLE and LTE
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Work closely with hardware engineers during board bring-up and validation
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Use command-line tools and Git/GitHub for version control and build pipelines
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Collaborate with cross-functional teams to integrate firmware with mobile and cloud platforms
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Debug complex hardware/software interactions and contribute to system-level performance tuning
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Support testing, QA, and production processes
What We’re Looking For
Required Qualifications
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Excellent communication skills (verbal and written English)
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5+ years of experience with C/C++ for embedded systems
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3+ years developing firmware for microcontrollers, ideally with Nordic nRF
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Hands-on experience with Zephyr RTOS
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Strong knowledge of Bluetooth, BLE, and LTE wireless protocols
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Familiar with Git and CLI-based development workflows
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Strong debugging skills for both software and hardware
Preferred Qualifications (Nice to Have)
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Experience with Nordic SDKs and Zephyr architecture
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Background in schematic/PCB design and review (Altium preferred)
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iOS/Android app integration experience (Bluetooth, HTTP APIs)
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Exposure to production test planning for PCB manufacturing
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Experience working in regulated industries, especially medical devices
Why Join Us?
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Be a foundational team member at a fast-growing Series A healthtech startup
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Work on cutting-edge connected health devices with a mission that matters
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Competitive base salary of $130K–$165K, plus equity and full benefits
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Opportunities for technical leadership and career growth
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Collaborative, startup culture where your work has immediate impact
Excited to help us bring life-changing healthtech to market? Apply now—we’d love to meet you.