{"id":3025550,"url":"https://alion.io/job/isar-aerospace-fluid-systems-engineer-propulsion-mfd","title":"Fluid Systems Engineer, Propulsion (m/f/d)","company":{"id":3337,"name":"Isar Aerospace","domain":"isaraerospace.com","url":"https://alion.io/company/isar-aerospace-se","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":89,"open_postings":75,"ghost_share":0,"stale_share":0.427,"repost_share":0,"time_to_fill_p50_days":59,"computed_at":"2026-10-23T05:54:15Z"}},"role":"Aerospace","role_family":"Aerospace","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Parsdorf, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Python","optional":false},{"name":"Siemens NX","optional":false},{"name":"SolidWorks","optional":false}],"status":"live","first_seen_at":"2026-10-21T14:48:39Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-23T15:25:54Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Mission Brief \nAs a Fluid Systems Engineer, you will develop, analyse, and validatethe fluid systems that power and support our launch vehicle propulsion architecture. Working across the entire development lifecycle, you will transform requirements into robust hardware and system solutions, from concept and modelling through testing, qualification, and flight operations support. \nYour Role in Our Space Mission: \nDefine fluid system requirements, architectures, and interfaces in collaboration with cross-functional engineering teams. \nDevelop and maintain analytical and simulation models to evaluate fluid system performance and operability. \nDesign fluid system hardware and assemblies, including the creation of technical drawings and manufacturing documentation. \nSupport component procurement, manufacturing, integration, and troubleshooting activities. \nPlan, execute, and evaluate component- and system-level test campaigns. \nAnalyse test data, identify root causes of anomalies, and drive design improvements. \nGenerate technical reports, specifications, and verification documentation. \nEnsure fluid system performance, reliability, and safety throughout the full product lifecycle. \nQualification Checklist \n\nM.Sc. or M.Eng. in Aerospace Engineering, Mechanical Engineering, or a related field. \nStrong fundamentals and practical experience in fluid dynamics, including the modelling and analysis of complex fluid systems, ideally in the context of rocket propulsion. \nHands-on experience in test preparation, operation, and post-test data analysis and review. \nExperience with machining processes, drawing creation, and CAD software, preferably SolidWorks or Siemens NX. \nProficiency in Python or similar programming languages for engineering applications and automation. \nSkilled in data analysis and the preparation of technical reports and engineering documentation. \nProven engineering excellence, strong problem-solving abilities, and a passion for rocket propulsion and space. \nStrong communication and organisational skills, with the ability to manage competing priorities effectively. \nAbility to work both independently and within multidisciplinary teams.\nBonus Skills\nProficiency in EcosimPro/ESPSS for fluid system simulation and analysis. \nHands-on testing experience with fluid systems, including cryogenic fluids and oxygen compatibility. \nBenefits \nEmployee Participation Program: Share in our success through our virtual company share program\n30 days of vacation: Enjoy the days off to relax and recharge \nCompany pension plan: Secure your future with our company pension plan, featuring a 20% employer contribution after the probation period\nSubsidised lunch: Stay energised with delicious, subsidised lunches every day\nRental clothing with laundry service: Enjoy hassle-free workwear with our convenient rental clothing and laundry service \n Sport Clubs membership: Stay fit with our sponsored sports club memberships (EGYM Wellpass)\nIndividual learning allowance: Grow your skills with an individual learning budget granted after the probation period\nChildcare allowance: Receive a childcare allowance for your non-school-age children\nFlexible mobility budget: Travel your way with a choice between a fully financed Deutschlandticket, JobRad bicycle leasing, FINN JobAuto, or a fuel allowance\nAnd Much More! Discover additional perks and benefits when you join our team \n\nWho we are\n\nWe 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.\nOur mission is to help democratise space and use it for good in order to improve life on Earth now and for the future generations.\nWe 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.\nWe'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!\nWant to find out more about us?\nVisit www.isaraerospace.com\nData Protection\n 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.\nDisclaimer\n 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.","description_format":"text","description_chars":5016,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Aerospace Manufacturing","Launch Services"],"lifecycle":[{"event":"open","at":"2026-10-21T18:57:07Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":59,"reasons":["conf:0","velocity","win:early","comp:brand"],"computed_at":"2026-10-23T05:54:15Z"},"pay":null,"html_url":"https://alion.io/job/isar-aerospace-fluid-systems-engineer-propulsion-mfd","json_url":"https://alion.io/job/isar-aerospace-fluid-systems-engineer-propulsion-mfd.json","meta":{"generated_at":"2026-10-23T15:55:18Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":23950,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3337},"rest":"https://alion.io/mcp/rest/get_company?id=3337"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fisar-aerospace-fluid-systems-engineer-propulsion-mfd"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fisar-aerospace-fluid-systems-engineer-propulsion-mfd"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fisar-aerospace-fluid-systems-engineer-propulsion-mfd"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/isar-aerospace-fluid-systems-engineer-propulsion-mfd\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fisar-aerospace-fluid-systems-engineer-propulsion-mfd"}]}