Mechanical & Thermal Subsystem Lead

Established in 2017, Infinite Orbits is a NewSpace company, based in Toulouse, pushing the boundaries of in-orbit services with cutting‑edge spacecraft driven by its own Rendez‑Vous solution, an advanced Autonomous Vision‑Based Navigation Solution. IO has two generations of missions

• "Orbit Guard" provides Inspection and Space Situational Awareness services in GEO.
• "Endurance" is a docking service capable of extending the life of GEO telecom satellites, by taking over AOCS takeover for 5 years.

About the Role

As Mechanical & Thermal Subsystem Lead you will act as the mechanical and thermal focal point for subsystems (electronic boxes, cameras, optical instruments, etc.).

Job Description

Internal Development

• Lead and support design, sizing, and justification activities.
• Contribute to technical trade‑offs with a system‑level perspective. Participate in test campaigns (thermal vacuum, vibration, etc.).
• Ensure compliance with space industry standards (ECSS or equivalent).

COTS Equipment management

• Assess and validate COTS equipment from a mechanical and thermal perspective.
• Review verification and qualification approaches (analysis, test, inspection).
• Review supplier data packages and ensure compliance with mission requirements.

Evolution

• Contribute to spacecraft‑level mechanical and thermal architecture.
• Support system trade‑offs impacting performance, mass, and reliability.

Requirements

• Bachelor’s degree in Mechanical or Aerospace Engineering (or related field).
• Minimum 3 years of experience in satellite mechanical and thermal design.
• Experience designing and integrating mechanical systems for large satellite platforms.
• Proficiency with CAD and FEA tools (e.g., Femap, NASTRAN, CATIA, SolidWorks, Esatan, Systema).
• Good understanding of launch vehicle requirements, space environment effects, and mass/cg management.
• Demonstrated experience in thermal‑mechanical interface management and structural‑thermal trade‑offs.
• Ability to prioritize tasks and adapt to changing project requirements in a dynamic environment.
• Strong communication and interpersonal skills, with the ability to collaborate effectively with diverse teams.

What we offer

• The opportunity to be part of an international team transforming the space industry.
• A creative and innovative work environment where ideas turn into reality.