Senior Firmware Engineer

Morse Micro; Sydney; On-site; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive salary and stock option

Performance-based bonus scheme

Income protection insurance

Ergonomically designed, modern office

Team gatherings and social initiatives

High-performance culture

Professional growth opportunities

Job summary

Morse Micro is seeking a hands-on firmware engineer to develop and maintain the embedded software stack for IoT devices. You will collaborate with Analog, Systems and Digital IC teams to deliver robust firmware on low-cost RTOS-based hardware.

You will work on 802.11ah upper layers, device drivers, network stack integration, and Python tooling for testing and debugging, with opportunities for customer-facing feature work.

Qualifications

• BSc in Electrical / Electronics / Communication Engineering or Computer Science.
• 5+ years relevant embedded software experience.
• Proven experience in firmware development with C and RTOS.
• Experience with ARM Cortex and RISC-V architectures.

Responsibilities

• Network stack development, integration, and debugging in firmware.
• Implement upper layers of 802.11ah in embedded devices.
• Optimize performance, footprint and power consumption.
• Write Python scripts to support testing and development.
• Interact with customers to implement features and resolve issues.

Skills

Firmware development in C

RTOS: FreeRTOS/RT-Thread

Linux driver development

ARM Cortex / RISC-V

SPI/I2C/SDIO interfacing

Python scripting

Version control (Git)

Customer interaction

Education

BSc in Electrical / Electronics / Communication Engineering or Computer Science

Tools

Git

CI/CD tooling

Job description

Morse Micro is redefining wireless connectivity with next-generation Wi‑Fi HaLow (IEEE 802.11ah) technology. As Australia’s largest fabless semiconductor company, we’re building ultra‑efficient chips that power tomorrow’s IoT landscape through extended range, low power consumption and high performance. You’ll be part of a global team collaborating across Australia, the US, India, the UK, China, Taiwan, and Japan.

Role Overview

You will join a firmware team implementing Morse Micro’s IoT software stack for embedded devices, working closely with Analog, Systems, Digital IC design engineers to build and maintain an elegant embedded software architecture. Your main focus will be firmware development for low-cost, RTOS-based devices, including 802.11ah upper layers, device drivers, network stack integration, as well as Python scripts for test and development, troubleshooting and debugging, and other related aspects.

Responsibilities include

• Network stack/protocol development, integration, and debugging
• Implementation of upper layers of the 802.11ah standard in firmware
• Various optimisations for performance, footprint and power consumption
• Writing elegant Python scripts to facilitate testing and other tasks
• There will be some customer interaction, e.g. implementation of customer requested features, resolution of customer found issues etc

Qualifications / Experience / Skills

• BSc in Electrical / Electronics / Communication Engineering or Computer Science
• 5+ years relevant industry experience in embedded software projects
• Proven experience in Firmware development using the C programming language
• Experience in porting and using FreeRTOS or RT-Thread Real Time Operating Systems, including bootloaders, device drivers, interrupt handlers and DMA routines.
• Experience with Linux driver and application development
• Experience using software version control and issue tracking systems
• Experience with ARM Cortex and RISC-V instruction sets and architectures
• Experience with various hardware interfacing buses, like SDIO, SPI and I2C
• Experience using Python for tools and scripts
• Experience in using static analysis and automated testing tools
• (Desired but not required) A good understanding of IEEE 802.11 standard including 802.11 security model
• (Desired but not required) Experience with wireshark for testing and debugging of 802.11 systems

What we offer

• Competitive salary and stock option package
• Performance-based bonus scheme
• Income protection insurance
• Ergonomically designed, modern office environment
• Regular team gatherings and social initiatives
• Supportive, high-performance culture where your work truly matters
• Personal professional growth opportunities

Our culture

At Morse Micro, our values shape how we work. We live our Values - We are Genuine, Pragmatic, take Initiative & Persevere.

We’re building a culture where smart, curious people of all backgrounds can thrive. We know that innovation improves when teams bring different perspectives to the table. You don’t have to fit a typical mould to make an impact here – we value technical excellence, creative thinking, and the drive to shape what’s next.

Who You Are

You’re a pragmatic, hands-on engineer with experience building and maintaining an elegant embedded software architecture. You’re collaborative and analytical. You bring technical vigour and a practical mindset to every challenge - and you want your work to influence real-world impact.