Propulsion Engineer II

Responsibilities

• Contribute to the design, development, and qualification of propellant tanks, pumps, and advanced spacecraft propulsion systems
• Execute engineering tasks across design, analysis, manufacturing, testing, qualification, integration, and flight support activities
• Perform propulsion system trade studies and technical evaluations supporting spacecraft architecture decisions
• Develop engineering analyses, models, and technical documentation supporting propulsion hardware development
• Collaborate with multidisciplinary engineering teams to deliver propulsion hardware on schedule
• Support subsystem integration, environmental testing, launch campaign activities, and mission readiness
• Investigate propulsion hardware anomalies and perform root-cause analysis
• Support technical reviews including SRR, PDR, CDR, TRR, and FRR

Requirements

• Bachelor's, Master's, or Ph.D. in Aerospace Engineering, Mechanical Engineering, or a related discipline
• 3+ years of experience developing propulsion systems, fluid systems, or related aerospace hardware
• Experience designing, analyzing, fabricating, testing, and integrating propellant tanks, pumps, or spacecraft propulsion systems
• Ability to execute technical work from concept through implementation
• Strong analytical, problem-solving, and communication skills
• U.S. citizenship or lawful permanent residency required for ITAR compliance

Preferred Qualifications

• Experience leading significant engineering tasks for propellant tanks or pumps
• Experience with Computational Fluid Dynamics (CFD) or Finite Element Analysis (FEA)
• Experience with performance analysis of pump-fed spacecraft propulsion systems
• Experience designing or testing propellant management devices (PMDs)
• Experience with advanced manufacturing like laser welding or friction stir welding
• Experience machining aerospace-grade components using CNC equipment
• Experience testing systems with hydrazine and MON-3
• Experience with AI-enabled engineering or design optimization tools

About the Company

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.