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Senior Fluid System Engineer

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Isar Aerospace

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Location:
Germany , Ottobrunn

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Category:
Research and Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

The task of a Senior Fluid System Engineer is to oversee the development of complex subsystems of the fluid system, for their initial conception, to series production and operation. This includes the management of requirements, design calculations & simulations, CAD modelling, drawing creating, manufacturing organization, acceptance & qualification test planning, test operations, test evaluation & documentation. You will be actively involved in testing and travelling.

Job Responsibility:

  • Fully own complex fluidic subsystems from engineering to timeline
  • Define and manage the requirements of the fluid system and subcomponents
  • Perform calculations and simulations of components and systems
  • Work on iterative development of flight proven hardware
  • Interface with many other engineering departments to work on shared systems
  • Provide general engineering support and mentoring for more junior team members
  • Participate in integrated, stage and flight testing operations

Requirements:

  • M.Sc. or M.Eng. in Aerospace Engineering, Mechanical Engineering, or a related field
  • Proven engineering excellence, strong problem-solving abilities, and a passion for rocket propulsion and space
  • Robust fundamentals and practical experience in fluid dynamics, including modeling and analysis of complex fluidic systems (ideally in the context of rockets)
  • Proficiency in Python or similar programming languages for engineering applications
  • Hands-on experience in test preparation, operation, and post-test data analysis and review
  • Skilled in data analysis and preparation of technical reports
  • Experience with machining processes, drawing creation, and CAD software (preferably SolidWorks or Siemens NX)
  • Fluent in English

Nice to have:

  • Experience in valve development for rocket engines
  • Hands-on testing experience with cryogenic fluids and oxygen compatibility
  • Experience with valve qualification & certification according to regulatory standards
  • Knowledge about technical drawing rules and material science
  • Experience with Computation Fluid Dynamics
  • Experience using ECOSIM
What we offer:
  • Employee Participation Program: Share in our success through our virtual company share program
  • 30 days of vacation
  • 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

Additional Information:

Job Posted:
January 15, 2026

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