Toulouse, FR / United States / United Kingdom Hybrid Full-time

Hikinex is hiring a Digital Payload System Engineer | Relocate to Montreal, Canada (Full Relocation Package)

Responsibilities

  • Collect mission-critical requirements including functional, performance, environmental, and cybersecurity needs from stakeholders and operational concepts.
  • Translate system requirements into technical specifications for payload components and their interfaces with onboard processing units.
  • Collaborate with cybersecurity specialists to conduct risk assessments specific to payload architecture and data handling.
  • Manage requirements throughout the program lifecycle, ensuring traceability from concept to verification.
  • Design and implement high-level digital payload architectures, including optical inter-satellite links, phased array antennas, feeder links, RF front-ends, and timing systems.
  • Develop Interface Control Documents (ICDs) to define interactions between payload subsystems and ground systems.
  • Integrate high-speed data bus interfaces such as SpaceWire, SpaceFibre, Ethernet, and CAN within the payload system.
  • Conduct performance modeling and simulation for key parameters including gain, linearity, SNR, dynamic range, spectral efficiency, G/T, EIRP, and tolerance analysis using Monte-Carlo methods.
  • Establish and maintain power budget allocations for the payload using traffic and utilization models.
  • Perform failure mode, effects, and criticality analysis (FMECA), fault tree analysis, and develop FDIR strategies alongside reliability and availability models.
  • Provide system-level technical specifications to hardware teams and review design outputs including schematics, PCB layouts, thermal solutions, and mechanical integration.
  • Support software development for modulation and coding schemes and onboard data processing, ensuring built-in self-test, timing accuracy, latency control, and deterministic operation.
  • Report technical progress, risks, and trade-off study outcomes to leadership, clients, or partner organizations.
  • Assist the payload design authority in system-level design reviews and assessments involving power, structural, thermal, and mission operations aspects.
  • Coordinate with electrical, power, structural, thermal, software, ground segment, and mission operations teams to proactively resolve integration challenges.
  • Contribute to early-phase studies including pre-phase A and concept definition (B&P).
  • Create the Payload Verification Master Plan encompassing unit, subsystem, payload-level, environmental, and EMC test campaigns.
  • Lead the development of test automation frameworks, test case design, result evaluation, and certification of test reports.
  • Mentor junior engineers and interns in systems engineering practices and payload development.
  • Serve as the primary technical contact with external customers, partners, and vendors.
  • Participate in continuous improvement initiatives across engineering processes and product development.
  • Contribute to organizational knowledge sharing, process optimization, and the development of internal standards.
  • Ensure all technical artifacts, analyses, software, deliverables, and documentation are managed under version control in a PLM system.
  • Lead or support key design reviews such as SRR, PDR, CDR, MRR, and TRR.
  • Support long-term technology planning and innovation efforts aligned with future payload capabilities.

Compensation

Full Relocation Package

Work Arrangement

Relocate to Montreal, Canada

Team

Cross-functional engineering team focused on satellite payload systems development

Responsibilities

  • Gather functional, performance, environmental and security requirements from mission stakeholders & CONOPs.
  • Map requirements to payload equipment performance with I/F with on-board processor
  • Coordinate with cybersecurity team for payload‑specific assessments
  • Perform requirement management and maintain bidirectional traceability throughout the program life cycle.
  • Implement the high‑level digital payload architecture (optical ISLs, Phased array antennas, Feeder links & front‑end), master reference oscillator & clock synchronizations.
  • Produce Interface Control Documents (ICDs) with other subsystems and ground segment.
  • Implement high-speed data‑bus I/F (SpaceWire, SpaceFibre, Ethernet, CAN).
  • Perform performance simulations (Gain, Spurious, Linearity, SNR, dynamic range, spectral efficiency, G/T, EIRP…etc.) and Monte‑Carlo analyses for tolerance budgeting.
  • Define and maintain Payload DC power budget with traffic & utilization models
  • Perform FMECA, Fault tree and FDIR, reliability modeling and availability to meet mission objectives
  • Provide system‑level specifications to hardware designers, review schematics, layouts, thermal interfaces, and mechanical constraints.
  • Support SW development for MODCODs and on‑board processing pipelines; ensure BIST, timing, latency and deterministic behavior.
  • Communicate technical status, risk assessments and trade‑study results to senior management and/or customers or partners.
  • Support payload design authority in System design reviews, Power/Structure/Thermal interfaces and Mission Operations assessments.
  • Liaise with Electrical, Power, Structures, Thermal, Software, Ground‑Segment and Mission‑Operations teams to resolve integration issues early.
  • Support B&P (Phase 0 & pre-phase A).
  • Develop Payload Verification Master Plan covering unit‑test, subsystem‑test, payload‑level test, environmental and electromagnetic compatibility (EMC) test campaigns.
  • Lead test‑automation framework set‑up, test‑case definition, results analysis and test‑report certification.
  • Mentor, guide junior engineers and interns.
  • Act as technical liaison with customers, partners and external vendors
  • Act as Continuous Improvement stakeholder
  • Contribute to the company’s knowledge‑base, process enhancements, and standards development.
  • Ensure all artefacts, analysis, software, deliverables and documentation are version controlled in PLM environment.
  • Lead and Support design reviews (SRR, PDR, CDR, MRR/TRR…etc.).
  • Support Technology Road‑Mapping & Innovation.

Yes

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Hikinex
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Posted 3 months ago