Senior Firmware Engineer

About the Company

Halter is on a mission to enable farmers and graziers to run the most productive and sustainable operations. We build smart collars that allow farmers to monitor and care for their cattle via deep integrations and insights, powering one of the world’s largest private IoT networks.

Responsibilities

• Design, implement, and deliver new features and performance improvements to the comms firmware stack (4G/5G, LoRa, Wi-Fi/HaLow, Zigbee)
• Own comms firmware through its full lifecycle from requirements and design to mass deployment
• Work at the edge of ultra-low power design, balancing radio performance, battery life, and reliability
• Drive improvements to quality and testing systems for RF/wireless firmware
• Collaborate with network, software, and engineering teams to ship high-impact features
• Support and mentor other engineers through design conversations and code reviews

Requirements

• Experience designing and delivering complex embedded firmware for resource-constrained devices
• Hands-on experience with 4G/5G/3GPP, LoRa, Wi-Fi, Wi-Fi HaLow, Zigbee, or other RF/wireless protocols
• Proficiency working with low-level hardware, radio stacks, and resource-constrained systems
• Strong team player with excellent feedback skills

Preferred Qualifications

• Degree in software, electronics, or mechatronics engineering