Senior Propulsion Engineer - Fluid Systems

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Axiom Space Axiom Space is building for beyond, guided by the vision of a thriving home in space that benefits every human, everywhere. We foster a diverse environment inclusive of all perspectives. We are the pioneers of commercial space, leading the transformation of low-Earth orbit into a global space marketplace. Our mission-driven team is seeking a bold and dynamic person who is fueled by problem-solving, continuously curious, and driven to understand our world, science/technology, and life itself, for the benefit of all on Earth and beyond. We are looking for an experienced Senior Propulsion Engineer – Fluid Systems to lead the design, analysis, and integration of spacecraft propulsion fluid systems. This role involves defining requirements, coordinating with vendors, supporting system modeling, and driving verification through testing. The ideal candidate has a strong background in fluid dynamics, thermodynamics, propulsion components, and system-level integration, with experience in both development and flight certification. DUTIES & RESPONSIBILITIES Lead and support the design, development and maturation of propulsion fluid systems, including feedlines, regulators, valves, tanks and pressurization systems Utilize modeling and simulation tools to evaluate system performance, fluid dynamics, thermal effects, and transient behaviors Perform detailed sizing and selection of propulsion system components, ensuring compatibility with performance, thermal, and structural constraints Evaluate and select materials with compatibility in oxygen-rich environments, ensuring resistance to ignition, combustion, and degradation under operational conditions Drive and support propulsion system and fluid component testing to anchor analytical models, validate simulations, and refine system performance predictions Define, coordinate and control the functional and physical interfaces between the propulsion system and the vehicle Define, plan, and execute system and component-level tests, including development, qualification, and acceptance tests Coordinate and manage technical requirements, design verification activities, and schedules with external vendors Lead and participate in internal and external design reviews, ensuring compliance with system requirements and project milestones Collaborate with avionics, structures, thermal, and manufacturing teams to ensure successful integration of propulsion fluid systems Work closely with the engine team to ensure fluid system design aligns with engine performance requirements Perform additional job duties as assigned QUALIFICATIONS: To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. Education & Experience Bachelor’s degree from an accredited college or university in engineering or related field, over 4 - 9 years of experience, or an equivalent combination of education and experience Strong problem-solving abilities and a proactive approach to address project challenges Demonstrated time management and organization skills to meet tight deadlines and quality objectives Highly desired experience in spacecraft propulsion system design, analysis principles, tools, and processes 3D modeling software knowledge, such as SolidWorks is preferred Analysis software knowledge, such as ANSYS, Easy5, Fluent, GFSSP, NASTRAN, ROCCID, ROCETS preferred Proficiency in programming languages like Python or MATLAB is preferred Skills Excellent interpersonal skill Excellent communication skill, verbal and written Excellent organizational skills Result oriented personality with a creative approach to problem solving Ability to work in a team environment Self-motivated WORK ENVIRONMENT: Generally, an office environment, but can involve inside or outside work depending on the task Requirements Must be able to complete a U.S. government background investigation Management has the prerogative to select at any level for which the position is advertised Proof of U.S. Citizenship or US Permanent Residency is a requirement for this position Work may require travel to and from office, production, and test locations Physical Requirements Work may involve sitting or standing for extended periods (90% of the time) May require lifting and carrying up to 25 lbs. (5% of the time) Equipment and Machines Standard office equipment (PC, telephone, printer, etc.) To perform the job successfully, an individual should demonstrate the following principles: Leadership Integrity First Safety Always Transcend Create Iterate Disrupt Bold Teamwork Together Unstoppable Humility Relentless Axiom Space is proud to be an equal opportunity employer. Axiom Space does not discriminate on the basis of race, regional color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with disability, or other applicable legally protected characteristics. Seniority level

Seniority level Mid-Senior level Employment type

Employment type Full-time Job function

Industries Aviation and Aerospace Component Manufacturing, Oil and Gas, and Defense and Space Manufacturing Referrals increase your chances of interviewing at Axiom Space by 2x Inferred from the description for this job

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