{"id":3493637,"url":"https://alion.io/job/quantum-space-propulsion-engineer-ii-analyst","title":"Propulsion Engineer II (Analyst)","company":{"id":3813300,"name":"Quantum Space","domain":"quantumspaceinc.com","url":"https://alion.io/company/quantumspaceinc","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":95,"open_postings":18,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":116,"computed_at":"2026-11-01T06:10:25Z"}},"role":"Aerospace","role_family":"Aerospace","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hawthorne, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":110000,"max":160000,"currency":"USD","period":"year","gross":null,"usd_annual":160000},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"ANSYS","optional":false},{"name":"STAR-CCM+","optional":false}],"status":"live","first_seen_at":"2026-10-29T23:33:55Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-01T04:01:44Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Quantum Space is redefining mobility and maneuverability in space. Our high-mobility spacecraft platforms support national security, civil, and commercial missions with unmatched flexibility and propulsion capability. We build fast and iterate quickly.\nWho We’re Looking For\nWe are seeking a motivated and technically driven Propulsion Engineer II to contribute to the development and analysis of advanced propellant tanks, pumps, and next-generation spacecraft propulsion systems supporting Ranger missions.\nIn this role, you will perform fluid systems and computational fluid dynamics analyses that inform the development and performance of spacecraft propulsion systems. You will work closely with propulsion, mechanical, systems, manufacturing, test, and flight operations teams to solve complex technical challenges and support propulsion hardware throughout the product lifecycle.\nThis position is ideal for an engineer with strong analytical capabilities who enjoys solving complex fluid dynamics and propulsion problems, developing high-quality engineering models, and contributing directly to flight-ready spacecraft systems.\nWhere You’ll Make an Impact\nDevelop and execute piping network analyses for spacecraft propulsion and fluid systems\nDevelop and execute computational fluid dynamics (CFD) analyses, including Volume of Fluid (VOF) and plume analyses\nPerform propulsion system trade studies and technical evaluations supporting spacecraft architecture decisions\nDevelop engineering analyses, models, and technical documentation supporting propulsion system and hardware development\nAnalyze propulsion and fluid system performance and provide technical recommendations based on modeling and simulation results\nCollaborate with multidisciplinary engineering teams to deliver propulsion solutions that meet technical and program objectives\nInvestigate propulsion system and hardware anomalies, perform root-cause analysis, and develop technically sound recommendations\nContribute to the development of propulsion engineering standards, analytical best practices, and continuous process improvements\nSupport technical reviews including System Requirements Review (SRR), Preliminary Design Review (PDR), Critical Design Review (CDR), Test Readiness Review (TRR), and Flight Readiness Review (FRR)\nOperate within a fast-paced development environment focused on rapid execution, technical excellence, and mission success\nWhat It Takes\nBachelor's, Master's, or Ph.D. in Aerospace Engineering, Mechanical Engineering, or a related engineering discipline\n3+ years of experience working with propulsion systems, fluid systems, or related aerospace applications\nExperience developing and executing piping network analyses using commercial analysis tools such as SINDA/FLUINT or GFSSP\nExperience developing and executing Computational Fluid Dynamics (CFD) Volume of Fluid (VOF) and plume analyses using commercial CFD tools such as ANSYS Fluent or STAR-CCM+\nDemonstrated ability to independently execute complex technical analyses while collaborating effectively with engineers and cross-functional stakeholders\nStrong analytical, problem-solving, and communication skills\nComfortable operating in a fast-paced, iterative spacecraft development environment\nNice-to-Have Experience\nExperience designing spacecraft propulsion systems, fluid systems, propellant tanks, pumps, or related aerospace hardware\nExperience integrating spacecraft propulsion systems or related fluid system hardware\nExperience planning, executing, or supporting propulsion system or component testing and qualification\nExperience leading significant engineering tasks supporting the development of propellant tanks, pumps, or spacecraft propulsion systems\nExperience performing Finite Element Analysis (FEA)\nExperience performing performance analysis of pump-fed spacecraft propulsion systems\nExperience designing, analyzing, or testing propellant management devices (PMDs)\nExperience with laser welding, friction stir welding, or other advanced aerospace manufacturing processes\nExperience machining aerospace-grade components using CNC equipment\nExperience testing propulsion systems utilizing propellants such as hydrazine and MON-3\nExperience designing gear pumps, pump motors, or other spacecraft fluid system components\nExperience supporting subsystem integration, environmental testing, launch campaign activities, or mission readiness\nExperience supporting fast-paced aerospace, defense, or commercial space programs\nExperience utilizing AI-enabled engineering, modeling, or design optimization tools\nWhat You’ll Get\nOwnership - Take responsibility for mission-critical propulsion analyses and engineering efforts supporting spacecraft systems from development through flight\nInnovation - Help develop advanced propulsion technologies enabling next-generation spacecraft mobility and maneuverability\nImpact - Contribute to reliable, flight-ready propulsion systems supporting national security, civil, and commercial space missions\nGrowth - Join a multidisciplinary engineering team where you'll contribute to complex propulsion challenges and expand your expertise across spacecraft development and mission execution\nCompensation - Competitive salary, equity, and comprehensive benefits including medical, dental, vision, generous leave, HSA, 401(k) matching, and equity participation\nLocation: Rockville, MD or Hawthorne, CA \nBase Salary: $110,000 to $160,000 \nThe salary range for this role is an estimate based on a wide range of compensation factors. Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations. Highly competitive equity grants are included in the majority of full time offers; and are considered part of Quantum Space's total compensation package.\nAdditional Requirements\nTo comply with U.S. Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual per 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.\nApply now. Join us in building the next generation of spacecraft.","description_format":"text","description_chars":6213,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Space Services","Space Defense"],"lifecycle":[{"event":"open","at":"2026-10-30T00:40:59Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":116,"reasons":["conf:2","velocity","win:early"],"computed_at":"2026-11-01T06:10:25Z"},"pay":{"stated_usd_annual":160000,"is_top_pay":true},"html_url":"https://alion.io/job/quantum-space-propulsion-engineer-ii-analyst","json_url":"https://alion.io/job/quantum-space-propulsion-engineer-ii-analyst.json","meta":{"generated_at":"2026-11-01T07:11:13Z","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":11205,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-02T00:00:00Z"}},"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":3813300},"rest":"https://alion.io/mcp/rest/get_company?id=3813300"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fquantum-space-propulsion-engineer-ii-analyst"},{"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%2Fquantum-space-propulsion-engineer-ii-analyst"},{"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%2Fquantum-space-propulsion-engineer-ii-analyst"},{"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/quantum-space-propulsion-engineer-ii-analyst\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fquantum-space-propulsion-engineer-ii-analyst"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3493637}},{"tool":"search_jobs","arguments":{"company":"quantumspaceinc.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3493637},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}