Lead Engineer Fluid Systems (w/f/d)

Isar Aerospace

DEonsitePosted Jul 10, 2026
Posting intelligenceActively listed

Skills

rocket

About the role

Mission Brief

As Lead Engineer Fluid Systems, you will lead the development, qualification, and operational readiness of the launch vehicle's on-board fluid systems. You and your team will be responsible for ensuring system functionality, performance, reliability, and mission success across all phases of development, testing, qualification, and launch operations. You will build, mentor, and inspire a high-performing engineering team capable of delivering next-generation launch vehicle technologies while supporting reliable and efficient launch operations.

Your Role in Our Space Mission

Own the performance, functionality, and mission readiness of the launch vehicle's on-board fluid systems, including fluid consumption management and system-level requirements

Lead the design, development, testing, acceptance, qualification, and operation of the fluid system of the rocket and associated hardware

Define and execute the launch vehicle’s fluid systems technology roadmap, design methodologies, and engineering toolchain in alignment with company objectives

Plan and oversee system, stage acceptance, and qualification test campaigns, including design iterations, reviews, and anomaly resolution

Collaborate closely with manufacturing and cross-functional engineering teams to ensure successful hardware realization, system integration, and launcher performance

Lead, mentor, and grow the Fluid Systems team, including recruitment, performance management, career development, and technical guidance

Manage team priorities, resources, schedules, and technical deliverables while tracking development progress against program milestones

Support budgeting and resource planning for personnel, software, hardware, and testing activities

Make key technical and hiring decisions in collaboration with the Director Propulsion and provide regular status updates on team and program performance

Act as a role model, fostering a culture of ownership, collaboration, engineering excellence, and operational discipline

Qualification Checklist

Master’s degree or higher in Aerospace Engineering, Mechanical Engineering or similar Engineering

At least 5 years of experience in rocket propulsion / fluid system development

Hands-on experience on rocket propulsion development

Demonstrated expertise in cryogenic propulsion systems with proven involvement in practical development activities

Demonstrated deep domain knowledge with fluid system design, development and testing

Proven success in developing complex systems

Experience with leading a multi-disciplinary team

Proven ability to manage risk and uncertainty for self and team within a dynamic priority-setting environment

Highly organized and proactive with high attention to detail

Technical presentation and reporting skills

Fluent in English

Benefits

Employee Participation Program: Share in our success through our virtual company share program

30 days of vacation: Enjoy the days off to relax and recharge

Company pension plan: Secure your future with our company pension plan, featuring a 20% employer contribution after the probation period

Subsidised lunch: Stay energised with delicious, subsidised lunches every day

Public transport ticket: Commute with ease using a fully financed Deutschlandticket

Sport Clubs membership: Stay fit with our sponsored sports club memberships (EGYM Wellpass)

Individual learning allowance: Grow your skills with an individual learning budget granted after the probation period

Childcare allowance: Receive a childcare allowance for your non-school-age children

And Much More! Discover additional perks and benefits when you join our team

Who we are

We are Isar Aerospace and we are at the forefront of New Space building a modern space business to enable faster, better and cheaper access to space.

Our mission is to help democratise space and use it for good in order to improve life on Earth now and for the future generations.

We are a fast-growing company aiming to provide sustainable and environmentally friendly launch solutions for small and medium-sized satellites and constellations into Low Earth Orbit. The company is privately funded by world-leading technology investors with strong commitment and support and our team is made of driven and talented people with a real passion for space innovation.

We're making rockets in a way that hasn't been done before disrupting a traditional industry. If you are up for the challenge, want to work on cutting-edge projects and be part of a team changing the world for better, come, join us and launch your career!

Want to find out more about us?

Visit www.isaraerospace.com

Data Protection We process your personal data for the purpose of managing the recruitment process and assessing your application. For detailed information on how your data is processed, including your rights, please refer to our Privacy Policy.

Disclaimer Isar Aerospace SE is an equal-opportunity employer committed to fairness and inclusivity. We do not prioritize any specific religion, gender, nationality, or background. Due to security clearance requirements, affiliations with countries listed under § 13 para. 1 no. 17 SÜG may affect the application process. All qualified applicants are encouraged to apply.

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