Group Lead - Fluid System Engineer

Group Lead - Fluid System Engineer

Latitude

Reims, France

Job Description

The Fluid & Propulsion Systems Department is responsible for the development of the launcher’s main engines, auxiliary propulsion, onboard fluid systems, as well as ground and test facilities fluid systems.

Within this department, the Fluid Systems team specifically focuses on:

• Designing fluid systems based on functional needs, system architecture, and fluid selection for all company fluid systems (launcher, ground, and test facilities);
• Choosing the appropriate components to meet the functional requirements;
• Modeling system behavior to validate design choices;
• Defining operation procedures for the fluid systems;
• Ensuring safety and reliability across all designed systems;
• Analyzing test results to verify system behavior and performance;
• Optimizing existing systems to improve reliability and efficiency.

As a Group Lead – Fluid System Engineer, you will play a dual role, combining technical expertise and managerial leadership. While actively contributing to the design and development of the launcher’s fluid systems, you will also be responsible for leading and structuring a team of 8 full-time engineers, ensuring efficient project execution, resource management, and talent development.

Responsibilities

Tasks and missions

• Technical leadership and coordination;
• Oversee the design, development, and optimization of fluid systems for the launcher, ground, and test facilities;
• Ensure that system functional needs, architecture, fluid selection, and component choices align with performance, reliability, and safety requirements;
• Guide the team in system modeling, test analysis, and optimization to improve efficiency and robustness;
• Ensure smooth coordination with other engineering teams, integrating fluid systems within the overall vehicle architecture;
• Contribute to strategic planning and technical roadmaps, in collaboration with the Department Head.

Team management

• Lead, support, and mentor a team of engineers and interns, fostering a collaborative and high-performance environment. Promote a culture of knowledge sharing, technical efficiency and continuous improvement;
• Define human and budgetary resource needs, in alignment with the Team Lead and company priorities;
• Conduct performance reviews, goal setting, and career development discussions, in coordination with HR;
• Support the team’s skills development by identifying relevant training opportunities;
• Oversee team well-being and engagement, including team-building initiatives and fostering a positive work environment.

Preferred experience and skills

• Bachelor’s or Master’s degree in mechanical, aerospace, chemical, or energy engineering (or equivalent);
• 5+ years of relevant experience in the aerospace, chemical, or energy industry (or similar), including experience in a leadership or coordination role;
• Strong expertise in fluid mechanics, thermodynamics, and system modeling;
• Knowledge of valves, pressure regulators, and industrial piping is a plus;
• Hands-on experience with modeling software (EcoSim), CAD tools (NX, Catia), CFD tools (Fluent, Star CCM+), and programming languages (Python, Matlab, Fortran) is highly appreciated;
• Strong team leadership, mentoring, and interpersonal skills;
• Excellent communication skills and ability to work cross-functionally;
• Fluent in English (French is a plus).

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