Senior Embedded Firmware Engineer

The role

This person will drive firmware design, development, and feature delivery for high-performance networking and optical semiconductor products. They will develop device drivers, RTOS integration, and communication protocols using C for ARM-based controllers.

What you will do

• Drive firmware design, development, and feature delivery for networking and optical semiconductor products
• Develop and maintain device drivers, RTOS integration, and communication protocol implementations
• Design, code, test, and debug embedded firmware in C for ARM-based controllers
• Collaborate with hardware, DSP, and software engineers
• Manage, configure, and optimize build environments and makefiles
• Contribute to design reviews, feature definition, and product delivery schedules

Required qualifications

• Bachelor's or Master's degree in Electronics, Computer Engineering, or related field
• 10-12 years of experience developing embedded firmware on 32-bit microcontrollers
• Strong knowledge of C programming, RTOS, device driver development, and communication protocols (e.g., SPI, I2C, UART, Ethernet)
• Experience in networking and semiconductor industries
• Solid understanding of DSP concepts and implementations
• Good knowledge of build environments and makefile management
• Ability to independently manage tasks, drive designs, and deliver features
• Strong analytical, organizational, and communication skills

Nice to have

• ARM-based architectures
• Optical background
• Exposure to optical technologies

Benefits

• Competitive salary
• Comprehensive benefits package

About the company

Lumilens is building photonics infrastructure for AI supercomputing, including chip-to-chip optical interconnects and scalable photonic engines.