Senior Fluid Systems / Process Design Engineer (Aerospace)

TL;DR

Senior Fluid Systems / Process Design Engineer (Aerospace): Designing ground fluid infrastructure for the safe and rapid test and launch of the Spectrum rocket with an accent on cryogenic propellants and high-pressure gas distribution. Focus on translating requirements into functional designs, performing numerical simulations, and overseeing commissioning from concept to handover.

Location: Ottobrunn, Bavaria, Germany

Company

hirify.global is a fast-growing New Space company developing sustainable and environmentally friendly launch solutions for small and medium-sized satellites.

What you will do

• Design fluid systems for test and launch facilities, including rocket engine, structure pressurization, and integrated stage testing rigs.
• Perform sizing calculations and numerical simulations for cryogenic propellant storage, conditioning, and distribution systems.
• Select and procure critical fluid hardware such as tanks, pumps, heat-exchangers, and pressure regulators.
• Prepare technical documentation, including PFDs, P&IDs, hardware lists, and datasheets.
• Lead system design reviews and risk assessments.
• Coordinate factory/site acceptance tests, commissioning planning, and support on-site launch campaigns.

Requirements

• Degree (B.Sc. or M.Sc.) in aerospace, mechanical, process/energy/chemical engineering or equivalent.
• In-depth knowledge of fluid mechanics and thermodynamics and their application to real hardware.
• Basic knowledge of the design and operation of high-pressure gas and cryogenic liquid systems for rocket facilities.
• Strong analytical skills to solve complex thermodynamic engineering problems.
• English: Fluent (C1) proficiency required.
• Location: Must be based in Ottobrunn, Germany.

Nice to have

• Experience with fluid simulation software such as EcosimPro, Python, or Matlab.
• Hands-on experience with piping assembly, commissioning, or testing operations.

Culture & Benefits

• Employee Participation Program with virtual company shares.
• 30 days of annual vacation.
• Company pension plan with a 20% employer contribution after probation.
• Subsidised daily lunch and a fully financed Deutschlandticket for public transport.
• Sponsored sports club memberships via EGYM Wellpass.
• Individual learning budget and childcare allowance.