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Plasma Physics Expert (F/M)

Massy, France
Category
Hardware & Systems
Job Type
Full-time
Experience
Senior

Job Description

Massy · Hybrid

About Exotrail 🚀

Born from a strong ambition to reach for the stars, Exotrail is a fast-growing scale-up founded in 2017. Its mission: to develop and commercialize propulsion systems for small satellites on a global scale.

We design products focused on impact, fast delivery, and continuous improvement. Inspired by the digital world, we are firmly customer-oriented and driven by an entrepreneurial spirit.

We manage risks to push boundaries and achieve results that would not be possible within a traditional space model.

We deploy every necessary resource to support the development of our products, whether in propulsion or in-orbit services. Strengthened by an innovative mindset inherited from our early days, we are preparing to grow into an ambitious industrial company.

Job Description 👨‍💻

We are looking for a Plasma Physics Expert at our Massy site, to support the rapid growth.

Attached to the R&D Team, you will be responsible for:

Main responsibilities:

📌 Reviewing and approving technical documents, both generated internally and with suppliers and customers,

📌 Leading specific activities linked with research activities on plasma science.

📌 Help develop the technical expertise of the team through the writing of best practices and design guidelines.

📌 Be the reference to define test plans, validation strategies and technological roadmap on plasma science

📌 Identifying innovative technologies (material, manufacturing, product, …) or methodologies to be further studied 📌 Mobilising resources for exploration of innovative technologies and methodologies

Preferred Experience 💁‍♀️

Education: Master’s or PhD (preferred) in plasma science, electric propulsion, materials science, aerospace engineering. 📌 Strong experience (> 10 yr) in plasma science and plasma thruster design, from concepts to design reviews and assembly and testing activities, including proficiency in designing tests for thruster assemblies

📌 Strong knowledge of the design of a complete propulsion system based on a plasma thruster

📌 Strong experience in thruster assembly test systems development, test preparation, data processing

📌 Strong experience in magnetics design tools (FEMM, Comsol)

📌 Experience with CAD software is preferred (Solidworks)

📌 Strong technical leadership in multi-team technical meetings

📌 Strong verbal and written communication skills, with colleagues and external stakeholders

About our recruitment process 🤝

We are committed to recruiting the right people for the right job regardless of your private backround.

We meet at least three times in order to give you a better idea of what it's like to work at Exotrail:

  1. Interview with HR: You will learn more about the position and the culture

  2. Technical Interview: Presentation of a case (prepared on previous experience, or from homework given be the Exotrail team), including CTO and/or R&D manager and other expert

  3. Interview with the CTO

Remote status

Hybrid

Massy · Hybrid

Posted August 31, 2026