Staff Embedded Software Designer

At Kepler Communications, we're not just imagining the future of on-demand space connectivity - we're leading it! Our mission is to provide real-time on-orbit connectivity for critical missions, enabling a new era of data-driven intelligence and innovation. With 33 satellites launched to date, Kepler operates the first commercial optical data relay constellation, enabling real-time, continuous space communications while supporting advanced on-orbit compute and hosted payload capabilities.  Industry-leading technology is only part of the story. What sets Kepler apart is our team: bold thinkers, skilled builders, and passionate problem-solvers who thrive on pushing the boundaries of what’s possible in space. We believe great ideas come from diverse perspectives, and we’re committed to creating an environment where you can grow, lead, and make a global impact. 

If you’re ready to reach higher, move faster, and do work that shapes the future space economy - this is your launchpad. Come build the future with Kepler! 

What We Offer:

• Competitive compensation with a robust equity plan to share in our success.
• Comprehensive coverage for health, dental, and vision insurance—including dependents.
• Unlimited vacation, supportive parental leave policy, and company-wide holiday shutdown.
• Semi-annual company-wide parties and frequent in-office team events.
• Relocation packages available for approved roles.
• $1,500 annual professional development fund to support your growth.
• Fully stocked Toronto office kitchen with snacks, drinks, games and top-notch kitchen appliances.
• Town Halls, Celebration Calls, and Company-wide events to stay connected and engaged.
• We’re a certified Great Place to Work®, seven years in a row!

We're on the hunt for a top-tier Embedded Software Engineer. Your focus will be on software development and maintenance required for both space and ground-based assets for a growing fleet of spacecraft. You'll be relied upon for input and decisions that will directly impact design and operation.

Key Responsibilities: Design, develop, and maintain reliable, high-quality embedded software for both spacecraft and ground-based systems supporting a growing fleet of satellites

Linux networking infrastructure, including routing, control-plane, and dataplane integration

Developing software for FPGA-based platforms, including bring-up, driver integration, and optimization of memory-mapped interfaces between processing cores and custom IP.

Develop automated tests, validation tools, and technical documentation to support robust software delivery and long-term maintainability

Participate in software architecture discussions, design reviews, and code reviews to ensure software quality and system reliability

Collaborate closely with cross-functional teams to define system requirements, debug complex issues, and evolve system architecture

Identify performance gaps, reliability risks, and architectural shortcomings in existing systems, and drive improvements across the software stack

Provide technical leadership, mentorship, and guidance to junior engineers while contributing to engineering best practices and development standards

Required Skills & Qualifications: 8+ years of embedded software development experience

Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or equivalent experience

Strong proficiency in C and modern C++

Experience developing software for embedded Linux environments

Experience working close to operating system internals, including concurrency, IPC, synchronization, memory management, and hardware/software interfaces

Experience integrating and debugging complex software systems across multiple abstraction layers

Experience with embedded build systems and toolchains such as Yocto/OpenEmbedded, Buildroot, CMake, or similar

Ability to debug and optimize software in resource-constrained or performance-sensitive environments

Strong communication and collaboration skills in cross-functional engineering environments

Ability to work effectively across distributed teams and time zones

Bonus Points: Master's degree in Computer Science, Computer Engineering, or related field

Experience developing software for aerospace applications

Experience implementing embedded security solutions such as secure boot, hardware security modules (HSMs), certificate/key management, authentication, or encrypted communications

Familiarity with Linux networking concepts and infrastructure, including routing, interfaces, netlink, or packet-processing pipelines

Experience developing multi-stage bootloaders

Strong knowledge of computer networking and modern networking protocols

Experience with RTL (Verilog and/or VHDL) and embedded SoCs

Employment Equity & Accommodation Statement  Kepler Communications is an equal opportunity employer committed to building a diverse and inclusive workplace. We welcome applications from all qualified individuals, including women, Indigenous peoples, persons with disabilities, members of visible minorities, and people of all sexual orientations and gender identities. 

If you require accommodation during any stage of the recruitment process, please contact our People & Culture team at accommodation@kepler.space, and we will work with you to meet your needs.