Digital Payload Principal System Engineer for Fastwater Staffing

DIGITAL PAYLOAD PRINCIPAL SYSTEM ENGINEER

Location: Montreal, QC

We’re partnering with a well-established satellite and space technology company that’s growing its Satellite Systems team in Montreal. This role focuses on the system-level design and architecture of advanced digital communication payloads for next-generation LEO/MEO satellite constellations.

What You’ll Do

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Lead end-to-end architecture and design of digital satellite payloads

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Drive system requirements, trade studies, and capacity analysis

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Support program execution and proposal efforts

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Collaborate with customers and cross-functional engineering teams

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Lead and participate in design reviews across the full program lifecycle

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Define requirements for key subsystems (onboard digital processing, phased-array antennas, feeder links, optical ISLs)

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Oversee test planning and system verification

What We’re Looking For

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Bachelor’s degree or higher in EE, Computer Engineering, Physics, or related field

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15+ years of experience in satellite payload or communication systems engineering

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Strong background in LEO/MEO constellation architecture and digital payloads

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Experience leading multidisciplinary teams

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Solid knowledge of digital communications, signal processing, SDR, antennas, and networking

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Familiarity with simulation tools, space environment, and orbital mechanics

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5G NTN experience is a plus

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Strong communication and collaboration skills (French a plus; English beneficial)