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This position was posted on December 11, 2025 and is likely no longer accepting applications. We've kept it here for historical reference. Check out the similar jobs below!

Telesat Corporation logo

Principal Embedded Software Developer

Job Overview

Location

Ottawa, Canada or Bethesda, US

Job Type

Full-time

Category

Software Engineering

Date Posted

December 11, 2025

Full Job Description

đź“‹ Description

  • • Architect and deliver the embedded software that will power Telesat’s next-generation Lightspeed LEO constellation, directly shaping how enterprise customers around the globe experience ultra-low-latency, fiber-like satellite broadband starting in 2027.
  • • Own end-to-end lifecycle of mission-critical embedded modules for user terminals and landing stations—from requirements capture through design, implementation, unit test, integration, and on-orbit support—ensuring every line of code meets aerospace-grade reliability, security, and performance standards.
  • • Lead technical discussions within a cross-functional Scrum squad of RF, FPGA, hardware, systems, and DevOps engineers; drive consensus on architecture trade-offs, interface definitions, and test strategies while mentoring junior developers and documenting key decisions for future reference.
  • • Develop high-performance C++ applications on custom embedded Linux distributions, optimizing for deterministic real-time behavior, minimal memory footprint, and maximum throughput under stringent size, weight, and power (SWaP) constraints typical of satellite ground equipment.
  • • Create reusable software libraries, frameworks, and diagnostic tools that accelerate feature delivery across multiple terminal variants and landing station configurations, reducing time-to-market and maintenance burden for subsequent constellation expansions.
  • • Implement and refine industry-leading automated test methodologies—including hardware-in-the-loop rigs, continuous integration pipelines, and fault-injection suites—to achieve six-sigma reliability and enable rapid regression detection long before hardware reaches the launch pad.
  • • Collaborate closely with network engineering to integrate advanced satellite communication protocols, ensuring seamless interoperability between user terminals, gateway modems, and the LEO constellation’s dynamic beam-forming and resource-scheduling subsystems.
  • • Troubleshoot complex field issues reported from integration labs, beta customer sites, and live orbital trials; perform root-cause analysis down to hardware interaction layers and deliver targeted software patches with full traceability and configuration control.
  • • Maintain rigorous documentation—architecture specs, API contracts, test plans, and user guides—so that firmware, hardware, and operations teams can independently build, test, and sustain the system throughout its 10-year operational life.
  • • Champion a culture of continuous improvement by introducing modern C++ standards (C++17/20), static-analysis tooling, and secure-coding practices that raise code quality metrics and reduce defect escape rates.
  • • Contribute to bid proposals and customer technical exchanges, translating complex embedded constraints into clear value propositions that secure new enterprise and government contracts.
  • • Travel occasionally to international landing station sites and partner facilities to support integration campaigns, ensuring software performs flawlessly across diverse climates, power grids, and regulatory environments.

Skills & Technologies

Fiber
Linux
Senior
Hybrid
Degree Required

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Telesat Corporation logo
Telesat Corporation
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About Telesat Corporation

Telesat Corporation is a Canadian satellite operator founded in 1969, providing global broadband and broadcast services to telecom carriers, enterprise, maritime and government customers. The company owns and operates a geostationary fleet and is building the low-Earth-orbit Lightspeed constellation for high-capacity, low-latency connectivity. Headquartered in Ottawa, Telesat delivers C-, Ku-, Ka-band and optical links, ground infrastructure and managed services across North America and internationally.

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