Full-Time
Embedded Software Designer
Posted on 12/18/2025
Kepler Communications
201-500 employees
Real-time space communications network for missions
Compensation Overview
CA$131.1k - CA$181.1k/yr
Toronto, ON, Canada
Remote
 Software Engineering (1) |
|---|
- 5+ years of embedded software development experience
- Bachelor's degree in Computer Science or equivalent
- Strong software design and development skills, including algorithms, testing and debugging
- Proficiency in C/C++, especially in embedded topics such as interrupt handlers, concurrency, memory mapped peripherals, and hardware interfaces (SPI, I2C, CAN)
- Experience with embedded operating systems and build systems, including OpenEmbedded/Yocto and FreeRTOS
- Embedded Linux experience including writing kernel modules, device trees, and drivers
- Excellent communication skills
- Ability to effectively use git
- Design and develop reliable, high-quality software related to:
- On board software for our next generation of satellites
- Embedded Linux for both space and ground systems
- Firmware and driversIoT modules
- Writing thorough tests and documentation
- Participating in software design review and code review processes
- Work with electrical, digital design, and operations teams to identify required features and solidify the system architecture
- Provide technical leadership and mentorship to junior engineers
- Identify shortcomings in existing software components and direct future development efforts
- Master's degree
- Python development experience
- Experience developing software for aerospace applications
- Experience developing multi-stage bootloaders
- Strong knowledge of computer networking and modern networking protocols
- Experience with RTL (Verilog and/or VHDL) and embedded SoCs
- Hardware debugging experience (oscilloscopes, logic analyzers, etc.)
- Experience with ARM assembly
Kepler Communications builds and operates a space communications network. It provides real-time, continuous connectivity for space missions through The Kepler Network, which includes satellite constellations, ground stations, payload technology, and intersatellite links to improve telemetry, tracking, and command. The company offers S Band, Ku Band, and Optical communication services to extend data downlink capacity and enable on-orbit data access, while also handling regulatory filings for customers. This setup helps satellite operators, space stations, launch vehicle operators, and other space assets access space-generated data without needing to manage their own communications infrastructure. Kepler’s goal is to remove barriers in space communications and enable global access to data from space.
Company Size
201-500
Company Stage
Grant
Total Funding
$178.2M
Headquarters
Toronto, Canada
Founded
2015
Simplify's Take
What believers are saying
- $92M Series C funding in April 2023 accelerates 2024 optical infrastructure launch.
- ESA 500,000 euro contract validates hardware with institutional clients.
- Toronto facility manufactures 10 satellites monthly, scaling GEN1 to 140 units.
What critics are saying
- Starlink commoditizes optical relays with thousands of satellites, undercutting pricing now.
- Rivada sues Kepler for trade secret theft, delaying Tranche 2 by mid-2026.
- Falcon 9 delays push 300kg satellite launch past January 2026, breaching ESA renewals.
What makes Kepler Communications unique
- Kepler Network delivers real-time optical data relay for LEO satellites using intersatellite links.
- On-orbit compute enables edge processing with GPU/CPU directly on 300kg satellites.
- SDA-compatible terminals ensure seamless integration with government space architectures.
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Benefits
Hybrid Work Options
Growth & Insights and Company News
6 month growth
↓ -1%1 year growth
↓ -2%2 year growth
↓ -1%Toronto's Kepler Communications secures $7M from FedDev Ontario for its optical satellite network and boost Canada's sovereign defence capabilities.
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As access to space technology becomes cheaper, more companies will look to gain a foothold in the growing industry. Kepler is one of them. The Toronto-based Kepler Communications has announced a $16…
Space communications startup Kepler raises $92M to build satellite relay network - SiliconANGLE