Lead Firmware Engineer

We've partnered with a well-backed startup in the agtech space with their search for a lead firmware engineer. Their product allows farmers to achieve rotational grazing without the need of building and breaking down costly fencing. The role will work a hybrid schedule in Cambridge MA.

• Lead the embedded firmware development of a low-power cellular-connected IoT device

• Work across the company to define features and refine firmware architecture

• Write, test, and QA production code

• Implement and maintain a reliable, fail-safe over-the-air firmware update procedure

• Develop proof-of-concept prototypes using development kits and other prototyping tools

• Work closely with our electrical engineering team to perform component selection and board bring‑up

• Work with OEM (domestic or overseas) to provide software support during engineering testing and manufacturing

• 7+ years of experience designing embedded software for consumer or commercial electronics

• Fluent in C, including testing and debugging

• Experience developing firmware for memory-constrained microcontrollers (e.g., ARM Cortex‑M series)

• Experience designing low-power connected devices

• Experience with an RTOS and multi-threading

• Experience with serial protocols (UART, I2C, SPI)

• Experience with hardware interfaces (PWM, ADC)

• Experience with Cellular and BLE

• Familiarity with logic analyzers and oscilloscopes

• Full-stack experience (Python, Node)

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, Electrical Engineering, or a related field