Senior Firmware Engineer

Job Title

Senior Firmware Engineer

Role Summary

Join the firmware team building Morse Micro's embedded IoT software stack for low-cost, RTOS-based devices. Work closely with Analog, Systems and Digital IC engineers to design, implement, and maintain firmware for 802.11ah features, device drivers, and network integration.

Primary focus: firmware development, performance and power optimisations, test tooling in Python, and debugging across the hardware–software boundary.

Experience Level

Senior engineer. Requires 5+ years of relevant industry experience in embedded software projects.

Responsibilities

Key responsibilities include:

• Develop RTOS-based device drivers and firmware components.
• Implement and integrate network stack and protocol layers; debug network interactions.
• Implement upper layers of the 802.11ah standard in firmware.
• Optimize firmware for performance, footprint, and power consumption.
• Write Python scripts and tools to support testing, development, and automation.
• Troubleshoot, debug and resolve customer-reported issues; support customer feature requests.

Requirements

Must-have technical skills and experience:

• 5+ years of industry experience in embedded software projects.
• Proven firmware development experience in C.
• Experience porting and using FreeRTOS or RT-Thread, including bootloaders, device drivers, interrupt handlers and DMA routines.
• Linux driver and application development experience.
• Experience with software version control and issue tracking systems.
• Familiarity with ARM Cortex and RISC-V architectures and instruction sets.
• Experience with hardware interfaces such as SDIO, SPI and I2C.
• Proficient using Python for tooling and test automation.
• Experience with static analysis and automated testing tools.

Nice-to-have:

• Understanding of IEEE 802.11 standards, including 802.11 security model.
• Experience using Wireshark for testing and debugging 802.11 systems.

Education Requirements

BSc in Electrical, Electronics, Communication Engineering or Computer Science.

About the Company

Company: Morse Micro

Headquarters: Sydney, New South Wales, Australia

Morse Micro is an Australian fabless semiconductor company developing low-power Wi‑Fi HaLow (802.11ah) chips and SoCs for Internet of Things (IoT) applications, with global offices supporting design, silicon bring-up and production.