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Firmware/Embedded EngineerEthereum Technologies LLC • Granite Heights, Wisconsin, United States
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Firmware/Embedded Engineer

Ethereum Technologies LLC
  • US
    Granite Heights, Wisconsin, United States
  • US
    Granite Heights, Wisconsin, United States
Jetzt Bewerben

Über

Job Description Experience:
Strong C/C++/Python skills in embedded Linux environments.
Hands‑on experience with Yocto, BSPs, and networking stacks.
Familiarity with OTA updates, secure boot, and cloud‑IoT integration.
5‑10+ years related experience.
Responsibilities Embedded Linux Platform
Build and customize Linux OS images (Yocto or Debian‑based).
Integrate kernel modules, device drivers, and BSPs.
Optimize boot time, memory, and power usage for embedded devices.
Connectivity & Networking
Implement and manage Ethernet, Wi‑Fi, LTE/4G, and PoE networking.
Configure DHCP, DNS, MQTT, HTTP/HTTPS, NAT, and firewall rules.
Ensure stable and secure connectivity with automatic recovery (99% uptime target).
System Software & Middleware
Develop C/C++/Python services for data acquisition, buffering, and routing.
Integrate edge ML models and cloud middleware (AWS, MQTT, REST APIs).
Manage local storage, caching, and retry logic for intermittent networks.
Security & Reliability
Implement secure boot, signed firmware, and integrity checks.
Manage certificates, keys, and access control.
Support OTA firmware updates with rollback protection.
Monitoring & Diagnostics
Design system health telemetry (CPU, memory, connectivity, temperature).
Create watchdogs, auto‑recovery scripts, and remote logging/debugging (jFrog, syslog).
Support remote firmware updates and diagnostics.
Testing & CI/CD
Develop and automate unit/integration tests.
Collaborate with QA on test execution and system validation.
Hardware Integration
Bring up and test peripherals (Wi‑Fi, LTE, USB, GPIO).
Integrate and test Linux drivers (Qualcomm and custom).
Validate sensor and RF interfaces.
Performance Optimization
Profile CPU, memory, and I/O performance.Tune kernel and network parameters for reliability and throughput.
Optimize flash storage and file system usage.
Cloud & Edge Integration
Develop clients for MQTT, HTTPS, and WebSockets.
Handle device provisioning and cloud connectivity (AWS IoT Core, Azure).
Support remote configuration and edge analytics modules.
Collaboration & Documentation
Work cross‑functionally with hardware, QA, and cloud teams.
Participate in code/architecture reviews.
Document system architecture and deployment guides.
ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract
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  • Granite Heights, Wisconsin, United States

Sprachkenntnisse

  • English
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