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Fluid Dynamics Engineer (m/f/d)

Isar Aerospace SE
CompanyIsar Aerospace SE
CategoryEngineering
LocationOttobrunn
RemoteOn-site (inferred)
EmploymentNot stated
LevelNot stated
SalaryNot stated by the employer
Posted9 Jul 2026
Last verified9 Aug 2026
SourceEmployer ATS (greenhouse)
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Description
Mission Brief  As part of the Launch Vehicle Loads and  Dynamics  team, you will  work   and contribute across the team's broader aerodynamic, internal-fluid, and thermal  analysis  work. Your results feed loads  definition , structural  and  flight dynamics  as well as vehicle control  and directly drive flight hardware design iterations.   Your Role in Our Space Mission   Perform steady state and transient external aerodynamic and internal flow analyses using CFD and empirical/engineering methods across the full meshing / solution / post-processing workflow   Develop methodologies for assessing unsteady aerodynamic behavior (e.g. buffeting, separation, recirculation), characterizing the resulting buffet and aero-acoustic loads and delivering data for vibroacoustic, loads, and control analysis   Analysis of internal flow phenomena relevant to launch vehicle loads (e.g. propellant management, propellant sloshing, thermal stratification) using CFD and empirical/engineering methods   Support thermal coupled loads analysis of the launch vehicle and payload, maintenance of the launcher's thermal models and thermal control system design by providing analysis   Develop and improve tools and automation for simulation, data processing, and analysis workflows   Contribute to the definition of test campaigns and flight instrumentation to validate and verify analysis models and requirements   Qualification Checklist  Degree in the field of Aerospace of Mechanical Engineering, or similar   3+ years of relevant experience in aerodynamics, fluid or thermal analysis in the field of aerospace or launch vehicles   Experience with CFD and fluid/thermal simulation tools (e.g. StarCCM+, Simcenter, Thermal Desktop/ESATAN/Thermica)   Proficiency in Python or MATLAB for automating pre- and post-processing workflows   Highly organized and proactive, with strong attention to detail   Ability to collaborate and communicate effectively in multi-disciplinary, cross-functional teams   Fluent in English   Bonus Skills   Experience with launch vehicles aerodynamics or other unsteady aerodynamic environments (e.g. buffeting and transonic regime)   Experience with internal multiphase fluid dynamics on launch vehicles    Experience with thermal coupled load analysis of spacecrafts     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