Loft Orbital Solutions

Senior Software Engineer - Test Infrastructure

Loft Orbital Solutions
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3 months ago
Toulouse, FranceSenior

Responsibilities

  • Design, build, deploy, and maintain high-fidelity Hardware-in-the-Loop testbeds that emulate spacecraft systems, sensors, and communication links.
  • Design, build, deploy, and maintain Electrical Ground Support Equipment for spacecraft assembly, integration, testing, validation, and verification.
  • Develop tools and frameworks to simulate faults, edge cases, and mission scenarios that are difficult or costly to reproduce with physical hardware.
  • Collaborate with systems, software, hardware, and operations teams to understand test requirements and integrate feedback into test platforms.
  • Maintain and extend test infrastructure supporting continuous integration pipelines and realistic system-level testing.
  • Troubleshoot complex issues across software, embedded hardware, networking, and system configuration.

Requirements

  • Master’s degree in Computer Science or a similar field.
  • At least 2 years of experience working with Linux systems, including configuration, debugging, and system-level troubleshooting.
  • Strong understanding of networking fundamentals, including OSI layers, packet analysis, TCP/IP, UDP, and data exchange protocols.
  • Hands-on experience with embedded systems or low-level hardware such as Raspberry Pi, Arduino, microcontrollers, or similar.
  • Proficiency in Python 3.9 or later for test automation frameworks, device drivers, or test orchestration tools.
  • Experience containerizing applications with Docker.
  • Familiarity with at least one modern CI tool, such as Jenkins, GitLab CI, Buildkite, or CircleCI, and experience integrating test pipelines.
  • Preferred experience with HIL/SIL testbeds, signal conditioning, fault injection, hardware emulation, networking simulation, virtual switches, NixOS, or hardware test automation frameworks.

Benefits

  • Equity participation.
  • Up to 35 days of paid time off, including vacations and RTT, with flexible working hours.
  • Health and life insurance.
  • Lunch vouchers.
  • Cross-office travel opportunities between San Francisco, Colorado, and Toulouse.
  • Company and team off-sites and other events.
  • Relocation assistance to Toulouse when applicable.
  • The role supports Loft Orbital’s Golden, Colorado; San Francisco, California; and Toulouse, France sites.

Tech Stack

BuildkiteCircleCIDockerGitLab CI/CDJenkinsLinuxPython

Categories

Loft Orbital Solutions

About Loft Orbital Solutions

201-500 employees

Loft Orbital Solutions builds standardized satellite platforms and delivers end-to-end missions as a service for governments, companies, and research institutions. Founded in 2017 and headquartered in San Francisco, the privately held firm integrates, launches, and operates spacecraft to deploy Earth observation, IoT connectivity, on‑orbit compute, and national security payloads in months. Loft has flown more than 30 missions, using hardware and software abstraction layers atop commodity satellite buses.

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