Principal Software Developer
SWIR Vision Systems
Software Engineering
Waterloo, ON, Canada
Posted on Nov 13, 2025
At onsemi, we help improve lives through silicon and software solutions every day. Our intelligent power and sensing technologies solve the world's most complex challenges and lead the way in creating a safer, cleaner, and smarter world. We're developing leading-edge wireless enabled MCUs, DSPs and software that sense and connect the world or help manage personal health through body worn or implantable devices. Our world-class ultra-low power solutions also contribute to a more sustainable future. We invite you to join our innovative team and truly make a difference in people's lives.
The Role
We are seeking an innovative and creative Principal Software Tools Developer to join our Software Solutions team in Waterloo. In this role, you will design, develop, and maintain software tools that support the development, debugging, and testing of embedded systems. You will collaborate closely with firmware engineers, hardware teams, and QA to streamline workflows and improve productivity across the embedded software lifecycle. You may also contribute to AI tool chain development.
Why Join Us
We create a diverse set of world-class products in a friendly and team-oriented atmosphere. We provide an environment of continual learning and growth opportunities including patent and publication incentives. We provide education assistance programs and support volunteer & charitable programs. In support of a healthy work life balance, we also provide flexible work hours as well as comprehensive wellness and retirement benefits.
What You’ll Need
• University degree in Computer Engineering, Software Engineering, Computer Science or a related discipline
• 8+ years of experience in software development for bachelor’s degree holders. 4+ years of experience for master’s degree holders.
Responsibilities include:
• Design and implement tools to develop embedded software and firmware development (e.g., build systems, IDE features, debuggers, simulators, test frameworks).
• Integrate third-party tools and SDKs into the development environment.
• Collaborate with cross-functional teams to understand tooling needs and deliver scalable solutions.
• Develop and maintain scripts and utilities for automation of build, test, and deployment processes.
• Optimize tool performance and ensure compatibility across various platforms and architectures.
• Provide documentation and training for internal teams on tool usage and best practices.
• Troubleshoot and resolve issues related to embedded and firmware development environments.
• Development of Communication libraries
• Improvements and feature developments for our continuous integration infrastructure
We're looking for candidates with:
• 5+ Years of Web front end technologies such as Typescript, JavaScript, React, CSS, HTML5
• Strong programming and debugging skills in C/C++
• Python development experience
• 10+ years of experience in embedded systems or tools development.
• Experience with embedded toolchains (e.g., GCC, IAR, Keil), debuggers (e.g., GDB, JTAG), and build systems (e.g., CMake, Make).
• Experience in software development at a variety of levels, including both host side and embedded software
• Familiarity with version control systems (e.g., Git).
• Excellent written, verbal and presentation skills
What else you may bring:
• Embedded systems knowledge including microcontrollers & microprocessors, serial communication protocols such as SPI, I2C, UART.
• Experience with RTOS-based or bare-metal embedded systems.
• Software architecture and design pattern familiarity
• Experience with best-in-class software development methodologies including Agile Software Development (Jira), Test-Driven Development and/or Continuous Integration/Deployment CI/CD (Jenkins).
• Contributions to open-source embedded tools or frameworks.
• Exposure to AI/ML frameworks (e.g., TensorFlow, PyTorch) and model deployment on embedded targets including model conversion, quantization, and deployment pipelines.
Our office is one with cultural diversity, mutual respect and engaging fun! Enjoy complimentary coffee, bagels and snacks in the kitchen; relax with other employees by doing puzzles and playing video games during your off-time in our lounge; play an instrument in our office band; and don't forget to tie on your cleats and join us for soccer every Friday at lunch!
At onsemi, www.onsemi.com, you will have an opportunity to expand your horizons, work on exciting projects and make things happen!
onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.
More details about our company benefits can be found here:
We are committed to sourcing, attracting, and hiring high-performance innovators, while providing all candidates a positive recruitment experience that builds our brand as a great place to work.
onsemi is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, religion, ancestry, national origin, age, marital status, pregnancy, sex, sexual orientation, physical or mental disability, medical condition, genetic information, military or veteran status, gender identity, gender expression, or any other protected category under applicable federal, state, or local laws.
If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact Talent.acquisition@onsemi.com for assistance.