Embedded Firmware Engineer

Zenner USA is a rapidly growing branch of the Zenner/Minol group with offices in Addison TX, and Huntsville TX. Zenner USA Product Development creates world-class products for US and global utility customers.

Position Summary: This Firmware / Embedded Software Engineer position will design, architect, and develop source code, scripts, software specifications, and documentation for Zenner wired and wireless products. Work with Zenner/Minol US and international engineering teams using the latest technologies to develop municipal-scale wireless networks that deliver essential data and services for critical gas, water, and electric utility infrastructure. Our engineering team solves challenging technical problems in a friendly, fast-paced environment.

Essential Skills and Experience:

• Bachelor of Science in Computer Engineering or Computer Science
• 5+ years' experience in embedded commercial software/systems design and implementation

• C/C++ development for STM32/ARM microcontrollers
• Communications protocols such as I2C, SPI, UART, etc.
• Secure embedded firmware implementation
• Battery-powered (low-power) systems
• Linux command line
• Ability to work with a team and independently

Desired Skills and Experience:

• Wireless IoT communications
• LoRaWAN
• Utility metering industry AMR/AMI experience

• Electronics test equipment such as oscilloscope, logic/protocol analyzer, spectrum analyzer, etc.
• Ability to read and understand schematics

Duties and Responsibilities:

• Design and develop embedded firmware
• Work cooperatively with hardware teams on product design
• Work cooperatively with network management software teams
• Work with customers, sales, and support teams to understand needs and define requirements
• Solve challenging communications problems with wide area networks