Job Title: Firmware Engineer

Job Description

We are a leader in specialized IoT products for the rail industry and are currently seeking an Embedded Software Engineer to contribute to the design, development, testing, and implementation of all aspects of embedded software/firmware for locomotive and railcar IoT products. This is a full-time opportunity with the potential for part-time remote work once you become familiar with our products and team.

ResponsibilitiesDesign, develop, and test firmware for embedded systems and microcontrollers.Package and send data over a cellular network to a website.Manage data in an embedded operating system with constrained resources.Write clean and maintainable code.Work with GPS and WiFi technologies.Essential Skills2+ years of related work experience in designing, developing, and testing firmware for embedded systems and microcontrollers.Proficiency in C/C++ programming for embedded systems, including experience with microcontrollers.Experience with 32-bit and 8-bit architectures and SoC’s with WiFi and BLE connectivity.Experience with 4G LTE IoT bands cellular and GPS receivers.Experience with bare-metal, real-time operating systems (FreeRTOS) and embedded Linux.Solid knowledge of wireless IoT protocols on multiple radios (BTLE5, LoRa, or similar) with a strong preference for Bluetooth Low Energy and internet interfaces such as UDP, TCP/IP, HTTP, and websockets.Experience with data interchange between devices and the internet such as JSON APIs.Experience with inertial sensors, data acquisition, and algorithms for motion detection.Understanding of low-level functions with bootloaders, communication protocols (e.g., UART, I2C, SPI, USB), and state machine design.Understanding of remote firmware updates and build-to-build coordination.Proficiency with version control software (SVN, Git, etc.).Understanding of firmware build control, automated testing, and CI/CD (Ansible).Solid knowledge of firmware power and performance tradeoffs, low-level component configuration, timing, hardware debugging, and security.Additional Skills & QualificationsExperience with FreeRTOS.Knowledge of Bluetooth Low Energy and internet interfaces.Proficiency with JSON APIs.Familiarity with inertial sensors and motion detection algorithms.Experience with version control software such as Git or SVN.Work Environment

You will work onsite for the first 3 months, after which some hybrid flexibility may be offered. You will be part of a small team, working closely with 3 or 4 other team members day to day. The work environment is dynamic and fast-paced, involving a variety of interesting projects related to locomotives and railcars.

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